diff --git a/c++/greptime/v1/common.pb.cc b/c++/greptime/v1/common.pb.cc
index 0ece148..abe2a2c 100644
--- a/c++/greptime/v1/common.pb.cc
+++ b/c++/greptime/v1/common.pb.cc
@@ -252,6 +252,19 @@ struct ExpireAfterDefaultTypeInternal {
   };
 };
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ExpireAfterDefaultTypeInternal _ExpireAfter_default_instance_;
+PROTOBUF_CONSTEXPR EvalInterval::EvalInterval(
+    ::_pbi::ConstantInitialized): _impl_{
+    /*decltype(_impl_.seconds_)*/int64_t{0}
+  , /*decltype(_impl_._cached_size_)*/{}} {}
+struct EvalIntervalDefaultTypeInternal {
+  PROTOBUF_CONSTEXPR EvalIntervalDefaultTypeInternal()
+      : _instance(::_pbi::ConstantInitialized{}) {}
+  ~EvalIntervalDefaultTypeInternal() {}
+  union {
+    EvalInterval _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 EvalIntervalDefaultTypeInternal _EvalInterval_default_instance_;
 PROTOBUF_CONSTEXPR FlightMetadata::FlightMetadata(
     ::_pbi::ConstantInitialized): _impl_{
     /*decltype(_impl_.affected_rows_)*/nullptr
@@ -405,7 +418,7 @@ struct ArrowIpcDefaultTypeInternal {
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ArrowIpcDefaultTypeInternal _ArrowIpc_default_instance_;
 }  // namespace v1
 }  // namespace greptime
-static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fcommon_2eproto[28];
+static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fcommon_2eproto[29];
 static const ::_pb::EnumDescriptor* file_level_enum_descriptors_greptime_2fv1_2fcommon_2eproto[4];
 static constexpr ::_pb::ServiceDescriptor const** file_level_service_descriptors_greptime_2fv1_2fcommon_2eproto = nullptr;
 
@@ -560,6 +573,13 @@ const uint32_t TableStruct_greptime_2fv1_2fcommon_2eproto::offsets[] PROTOBUF_SE
   ~0u,  // no _inlined_string_donated_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::ExpireAfter, _impl_.value_),
   ~0u,  // no _has_bits_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::EvalInterval, _internal_metadata_),
+  ~0u,  // no _extensions_
+  ~0u,  // no _oneof_case_
+  ~0u,  // no _weak_field_map_
+  ~0u,  // no _inlined_string_donated_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::EvalInterval, _impl_.seconds_),
+  ~0u,  // no _has_bits_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::FlightMetadata, _internal_metadata_),
   ~0u,  // no _extensions_
   ~0u,  // no _oneof_case_
@@ -670,17 +690,18 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
   { 128, -1, -1, sizeof(::greptime::v1::AffectedRows)},
   { 135, -1, -1, sizeof(::greptime::v1::Metrics)},
   { 142, -1, -1, sizeof(::greptime::v1::ExpireAfter)},
-  { 149, -1, -1, sizeof(::greptime::v1::FlightMetadata)},
-  { 157, -1, -1, sizeof(::greptime::v1::IntervalMonthDayNano)},
-  { 166, -1, -1, sizeof(::greptime::v1::TimeRange)},
-  { 174, -1, -1, sizeof(::greptime::v1::TimeRanges)},
-  { 182, -1, -1, sizeof(::greptime::v1::Decimal128)},
-  { 190, -1, -1, sizeof(::greptime::v1::ColumnDataTypeExtension)},
-  { 200, -1, -1, sizeof(::greptime::v1::DecimalTypeExtension)},
-  { 208, -1, -1, sizeof(::greptime::v1::VectorTypeExtension)},
-  { 215, 223, -1, sizeof(::greptime::v1::ColumnOptions_OptionsEntry_DoNotUse)},
-  { 225, -1, -1, sizeof(::greptime::v1::ColumnOptions)},
-  { 232, -1, -1, sizeof(::greptime::v1::ArrowIpc)},
+  { 149, -1, -1, sizeof(::greptime::v1::EvalInterval)},
+  { 156, -1, -1, sizeof(::greptime::v1::FlightMetadata)},
+  { 164, -1, -1, sizeof(::greptime::v1::IntervalMonthDayNano)},
+  { 173, -1, -1, sizeof(::greptime::v1::TimeRange)},
+  { 181, -1, -1, sizeof(::greptime::v1::TimeRanges)},
+  { 189, -1, -1, sizeof(::greptime::v1::Decimal128)},
+  { 197, -1, -1, sizeof(::greptime::v1::ColumnDataTypeExtension)},
+  { 207, -1, -1, sizeof(::greptime::v1::DecimalTypeExtension)},
+  { 215, -1, -1, sizeof(::greptime::v1::VectorTypeExtension)},
+  { 222, 230, -1, sizeof(::greptime::v1::ColumnOptions_OptionsEntry_DoNotUse)},
+  { 232, -1, -1, sizeof(::greptime::v1::ColumnOptions)},
+  { 239, -1, -1, sizeof(::greptime::v1::ArrowIpc)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -701,6 +722,7 @@ static const ::_pb::Message* const file_default_instances[] = {
   &::greptime::v1::_AffectedRows_default_instance_._instance,
   &::greptime::v1::_Metrics_default_instance_._instance,
   &::greptime::v1::_ExpireAfter_default_instance_._instance,
+  &::greptime::v1::_EvalInterval_default_instance_._instance,
   &::greptime::v1::_FlightMetadata_default_instance_._instance,
   &::greptime::v1::_IntervalMonthDayNano_default_instance_._instance,
   &::greptime::v1::_TimeRange_default_instance_._instance,
@@ -749,53 +771,54 @@ const char descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto[] PROTOBUF_S
   "\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_name"
   "\030\003 \001(\t\"\035\n\014AffectedRows\022\r\n\005value\030\001 \001(\r\"\032\n"
   "\007Metrics\022\017\n\007metrics\030\001 \001(\014\"\034\n\013ExpireAfter"
-  "\022\r\n\005value\030\001 \001(\003\"i\n\016FlightMetadata\0220\n\raff"
-  "ected_rows\030\001 \001(\0132\031.greptime.v1.AffectedR"
-  "ows\022%\n\007metrics\030\002 \001(\0132\024.greptime.v1.Metri"
-  "cs\"I\n\024IntervalMonthDayNano\022\016\n\006months\030\001 \001"
-  "(\005\022\014\n\004days\030\002 \001(\005\022\023\n\013nanoseconds\030\003 \001(\003\"\'\n"
-  "\tTimeRange\022\r\n\005start\030\001 \001(\003\022\013\n\003end\030\002 \001(\003\"c"
-  "\n\nTimeRanges\022(\n\ttime_unit\030\001 \001(\0162\025.grepti"
-  "me.v1.TimeUnit\022+\n\013time_ranges\030\002 \003(\0132\026.gr"
-  "eptime.v1.TimeRange\"$\n\nDecimal128\022\n\n\002hi\030"
-  "\001 \001(\003\022\n\n\002lo\030\002 \001(\003\"\316\001\n\027ColumnDataTypeExte"
-  "nsion\0229\n\014decimal_type\030\001 \001(\0132!.greptime.v"
-  "1.DecimalTypeExtensionH\000\0223\n\tjson_type\030\002 "
-  "\001(\0162\036.greptime.v1.JsonTypeExtensionH\000\0227\n"
-  "\013vector_type\030\003 \001(\0132 .greptime.v1.VectorT"
-  "ypeExtensionH\000B\n\n\010type_ext\"8\n\024DecimalTyp"
-  "eExtension\022\021\n\tprecision\030\001 \001(\005\022\r\n\005scale\030\002"
-  " \001(\005\"\"\n\023VectorTypeExtension\022\013\n\003dim\030\001 \001(\r"
-  "\"y\n\rColumnOptions\0228\n\007options\030\001 \003(\0132\'.gre"
-  "ptime.v1.ColumnOptions.OptionsEntry\032.\n\014O"
-  "ptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:"
-  "\0028\001\"@\n\010ArrowIpc\022\016\n\006schema\030\001 \001(\014\022\023\n\013data_"
-  "header\030\002 \001(\014\022\017\n\007payload\030\003 \001(\014*1\n\014Semanti"
-  "cType\022\007\n\003TAG\020\000\022\t\n\005FIELD\020\001\022\r\n\tTIMESTAMP\020\002"
-  "*\354\003\n\016ColumnDataType\022\013\n\007BOOLEAN\020\000\022\010\n\004INT8"
-  "\020\001\022\t\n\005INT16\020\002\022\t\n\005INT32\020\003\022\t\n\005INT64\020\004\022\t\n\005U"
-  "INT8\020\005\022\n\n\006UINT16\020\006\022\n\n\006UINT32\020\007\022\n\n\006UINT64"
-  "\020\010\022\013\n\007FLOAT32\020\t\022\013\n\007FLOAT64\020\n\022\n\n\006BINARY\020\013"
-  "\022\n\n\006STRING\020\014\022\010\n\004DATE\020\r\022\014\n\010DATETIME\020\016\022\024\n\020"
-  "TIMESTAMP_SECOND\020\017\022\031\n\025TIMESTAMP_MILLISEC"
-  "OND\020\020\022\031\n\025TIMESTAMP_MICROSECOND\020\021\022\030\n\024TIME"
-  "STAMP_NANOSECOND\020\022\022\017\n\013TIME_SECOND\020\023\022\024\n\020T"
-  "IME_MILLISECOND\020\024\022\024\n\020TIME_MICROSECOND\020\025\022"
-  "\023\n\017TIME_NANOSECOND\020\026\022\027\n\023INTERVAL_YEAR_MO"
-  "NTH\020\027\022\025\n\021INTERVAL_DAY_TIME\020\030\022\033\n\027INTERVAL"
-  "_MONTH_DAY_NANO\020\031\022\016\n\nDECIMAL128\020\036\022\010\n\004JSO"
-  "N\020\037\022\n\n\006VECTOR\020 *H\n\010TimeUnit\022\017\n\013MILLISECO"
-  "ND\020\000\022\n\n\006SECOND\020\001\022\017\n\013MICROSECOND\020\002\022\016\n\nNAN"
-  "OSECOND\020\003*$\n\021JsonTypeExtension\022\017\n\013JSON_B"
-  "INARY\020\000BO\n\016io.greptime.v1B\006CommonZ5githu"
-  "b.com/GreptimeTeam/greptime-proto/go/gre"
-  "ptime/v1b\006proto3"
+  "\022\r\n\005value\030\001 \001(\003\"\037\n\014EvalInterval\022\017\n\007secon"
+  "ds\030\001 \001(\003\"i\n\016FlightMetadata\0220\n\raffected_r"
+  "ows\030\001 \001(\0132\031.greptime.v1.AffectedRows\022%\n\007"
+  "metrics\030\002 \001(\0132\024.greptime.v1.Metrics\"I\n\024I"
+  "ntervalMonthDayNano\022\016\n\006months\030\001 \001(\005\022\014\n\004d"
+  "ays\030\002 \001(\005\022\023\n\013nanoseconds\030\003 \001(\003\"\'\n\tTimeRa"
+  "nge\022\r\n\005start\030\001 \001(\003\022\013\n\003end\030\002 \001(\003\"c\n\nTimeR"
+  "anges\022(\n\ttime_unit\030\001 \001(\0162\025.greptime.v1.T"
+  "imeUnit\022+\n\013time_ranges\030\002 \003(\0132\026.greptime."
+  "v1.TimeRange\"$\n\nDecimal128\022\n\n\002hi\030\001 \001(\003\022\n"
+  "\n\002lo\030\002 \001(\003\"\316\001\n\027ColumnDataTypeExtension\0229"
+  "\n\014decimal_type\030\001 \001(\0132!.greptime.v1.Decim"
+  "alTypeExtensionH\000\0223\n\tjson_type\030\002 \001(\0162\036.g"
+  "reptime.v1.JsonTypeExtensionH\000\0227\n\013vector"
+  "_type\030\003 \001(\0132 .greptime.v1.VectorTypeExte"
+  "nsionH\000B\n\n\010type_ext\"8\n\024DecimalTypeExtens"
+  "ion\022\021\n\tprecision\030\001 \001(\005\022\r\n\005scale\030\002 \001(\005\"\"\n"
+  "\023VectorTypeExtension\022\013\n\003dim\030\001 \001(\r\"y\n\rCol"
+  "umnOptions\0228\n\007options\030\001 \003(\0132\'.greptime.v"
+  "1.ColumnOptions.OptionsEntry\032.\n\014OptionsE"
+  "ntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"@\n\010"
+  "ArrowIpc\022\016\n\006schema\030\001 \001(\014\022\023\n\013data_header\030"
+  "\002 \001(\014\022\017\n\007payload\030\003 \001(\014*1\n\014SemanticType\022\007"
+  "\n\003TAG\020\000\022\t\n\005FIELD\020\001\022\r\n\tTIMESTAMP\020\002*\354\003\n\016Co"
+  "lumnDataType\022\013\n\007BOOLEAN\020\000\022\010\n\004INT8\020\001\022\t\n\005I"
+  "NT16\020\002\022\t\n\005INT32\020\003\022\t\n\005INT64\020\004\022\t\n\005UINT8\020\005\022"
+  "\n\n\006UINT16\020\006\022\n\n\006UINT32\020\007\022\n\n\006UINT64\020\010\022\013\n\007F"
+  "LOAT32\020\t\022\013\n\007FLOAT64\020\n\022\n\n\006BINARY\020\013\022\n\n\006STR"
+  "ING\020\014\022\010\n\004DATE\020\r\022\014\n\010DATETIME\020\016\022\024\n\020TIMESTA"
+  "MP_SECOND\020\017\022\031\n\025TIMESTAMP_MILLISECOND\020\020\022\031"
+  "\n\025TIMESTAMP_MICROSECOND\020\021\022\030\n\024TIMESTAMP_N"
+  "ANOSECOND\020\022\022\017\n\013TIME_SECOND\020\023\022\024\n\020TIME_MIL"
+  "LISECOND\020\024\022\024\n\020TIME_MICROSECOND\020\025\022\023\n\017TIME"
+  "_NANOSECOND\020\026\022\027\n\023INTERVAL_YEAR_MONTH\020\027\022\025"
+  "\n\021INTERVAL_DAY_TIME\020\030\022\033\n\027INTERVAL_MONTH_"
+  "DAY_NANO\020\031\022\016\n\nDECIMAL128\020\036\022\010\n\004JSON\020\037\022\n\n\006"
+  "VECTOR\020 *H\n\010TimeUnit\022\017\n\013MILLISECOND\020\000\022\n\n"
+  "\006SECOND\020\001\022\017\n\013MICROSECOND\020\002\022\016\n\nNANOSECOND"
+  "\020\003*$\n\021JsonTypeExtension\022\017\n\013JSON_BINARY\020\000"
+  "BO\n\016io.greptime.v1B\006CommonZ5github.com/G"
+  "reptimeTeam/greptime-proto/go/greptime/v"
+  "1b\006proto3"
   ;
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fcommon_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fcommon_2eproto = {
-    false, false, 2976, descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto,
+    false, false, 3009, descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto,
     "greptime/v1/common.proto",
-    &descriptor_table_greptime_2fv1_2fcommon_2eproto_once, nullptr, 0, 28,
+    &descriptor_table_greptime_2fv1_2fcommon_2eproto_once, nullptr, 0, 29,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fcommon_2eproto::offsets,
     file_level_metadata_greptime_2fv1_2fcommon_2eproto, file_level_enum_descriptors_greptime_2fv1_2fcommon_2eproto,
     file_level_service_descriptors_greptime_2fv1_2fcommon_2eproto,
@@ -4373,6 +4396,184 @@ void ExpireAfter::InternalSwap(ExpireAfter* other) {
 
 // ===================================================================
 
+class EvalInterval::_Internal {
+ public:
+};
+
+EvalInterval::EvalInterval(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
+  SharedCtor(arena, is_message_owned);
+  // @@protoc_insertion_point(arena_constructor:greptime.v1.EvalInterval)
+}
+EvalInterval::EvalInterval(const EvalInterval& from)
+  : ::PROTOBUF_NAMESPACE_ID::Message() {
+  EvalInterval* const _this = this; (void)_this;
+  new (&_impl_) Impl_{
+      decltype(_impl_.seconds_){}
+    , /*decltype(_impl_._cached_size_)*/{}};
+
+  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+  _this->_impl_.seconds_ = from._impl_.seconds_;
+  // @@protoc_insertion_point(copy_constructor:greptime.v1.EvalInterval)
+}
+
+inline void EvalInterval::SharedCtor(
+    ::_pb::Arena* arena, bool is_message_owned) {
+  (void)arena;
+  (void)is_message_owned;
+  new (&_impl_) Impl_{
+      decltype(_impl_.seconds_){int64_t{0}}
+    , /*decltype(_impl_._cached_size_)*/{}
+  };
+}
+
+EvalInterval::~EvalInterval() {
+  // @@protoc_insertion_point(destructor:greptime.v1.EvalInterval)
+  if (auto *arena = _internal_metadata_.DeleteReturnArena<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>()) {
+  (void)arena;
+    return;
+  }
+  SharedDtor();
+}
+
+inline void EvalInterval::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+}
+
+void EvalInterval::SetCachedSize(int size) const {
+  _impl_._cached_size_.Set(size);
+}
+
+void EvalInterval::Clear() {
+// @@protoc_insertion_point(message_clear_start:greptime.v1.EvalInterval)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  _impl_.seconds_ = int64_t{0};
+  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
+}
+
+const char* EvalInterval::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::_pbi::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // int64 seconds = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 8)) {
+          _impl_.seconds_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* EvalInterval::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.EvalInterval)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  // int64 seconds = 1;
+  if (this->_internal_seconds() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteInt64ToArray(1, this->_internal_seconds(), target);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
+        _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:greptime.v1.EvalInterval)
+  return target;
+}
+
+size_t EvalInterval::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:greptime.v1.EvalInterval)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // int64 seconds = 1;
+  if (this->_internal_seconds() != 0) {
+    total_size += ::_pbi::WireFormatLite::Int64SizePlusOne(this->_internal_seconds());
+  }
+
+  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
+}
+
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData EvalInterval::_class_data_ = {
+    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSourceCheck,
+    EvalInterval::MergeImpl
+};
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*EvalInterval::GetClassData() const { return &_class_data_; }
+
+
+void EvalInterval::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
+  auto* const _this = static_cast<EvalInterval*>(&to_msg);
+  auto& from = static_cast<const EvalInterval&>(from_msg);
+  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.EvalInterval)
+  GOOGLE_DCHECK_NE(&from, _this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (from._internal_seconds() != 0) {
+    _this->_internal_set_seconds(from._internal_seconds());
+  }
+  _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+}
+
+void EvalInterval::CopyFrom(const EvalInterval& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.EvalInterval)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool EvalInterval::IsInitialized() const {
+  return true;
+}
+
+void EvalInterval::InternalSwap(EvalInterval* other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_impl_.seconds_, other->_impl_.seconds_);
+}
+
+::PROTOBUF_NAMESPACE_ID::Metadata EvalInterval::GetMetadata() const {
+  return ::_pbi::AssignDescriptors(
+      &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[17]);
+}
+
+// ===================================================================
+
 class FlightMetadata::_Internal {
  public:
   static const ::greptime::v1::AffectedRows& affected_rows(const FlightMetadata* msg);
@@ -4607,7 +4808,7 @@ void FlightMetadata::InternalSwap(FlightMetadata* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata FlightMetadata::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[17]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[18]);
 }
 
 // ===================================================================
@@ -4842,7 +5043,7 @@ void IntervalMonthDayNano::InternalSwap(IntervalMonthDayNano* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata IntervalMonthDayNano::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[18]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[19]);
 }
 
 // ===================================================================
@@ -5053,7 +5254,7 @@ void TimeRange::InternalSwap(TimeRange* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata TimeRange::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[19]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[20]);
 }
 
 // ===================================================================
@@ -5268,7 +5469,7 @@ void TimeRanges::InternalSwap(TimeRanges* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata TimeRanges::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[20]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[21]);
 }
 
 // ===================================================================
@@ -5479,7 +5680,7 @@ void Decimal128::InternalSwap(Decimal128* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata Decimal128::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[21]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[22]);
 }
 
 // ===================================================================
@@ -5818,7 +6019,7 @@ void ColumnDataTypeExtension::InternalSwap(ColumnDataTypeExtension* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata ColumnDataTypeExtension::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[22]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[23]);
 }
 
 // ===================================================================
@@ -6029,7 +6230,7 @@ void DecimalTypeExtension::InternalSwap(DecimalTypeExtension* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata DecimalTypeExtension::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[23]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[24]);
 }
 
 // ===================================================================
@@ -6207,7 +6408,7 @@ void VectorTypeExtension::InternalSwap(VectorTypeExtension* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata VectorTypeExtension::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[24]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[25]);
 }
 
 // ===================================================================
@@ -6221,7 +6422,7 @@ void ColumnOptions_OptionsEntry_DoNotUse::MergeFrom(const ColumnOptions_OptionsE
 ::PROTOBUF_NAMESPACE_ID::Metadata ColumnOptions_OptionsEntry_DoNotUse::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[25]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[26]);
 }
 
 // ===================================================================
@@ -6440,7 +6641,7 @@ void ColumnOptions::InternalSwap(ColumnOptions* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata ColumnOptions::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[26]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[27]);
 }
 
 // ===================================================================
@@ -6728,7 +6929,7 @@ void ArrowIpc::InternalSwap(ArrowIpc* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata ArrowIpc::GetMetadata() const {
   return ::_pbi::AssignDescriptors(
       &descriptor_table_greptime_2fv1_2fcommon_2eproto_getter, &descriptor_table_greptime_2fv1_2fcommon_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcommon_2eproto[27]);
+      file_level_metadata_greptime_2fv1_2fcommon_2eproto[28]);
 }
 
 // @@protoc_insertion_point(namespace_scope)
@@ -6803,6 +7004,10 @@ template<> PROTOBUF_NOINLINE ::greptime::v1::ExpireAfter*
 Arena::CreateMaybeMessage< ::greptime::v1::ExpireAfter >(Arena* arena) {
   return Arena::CreateMessageInternal< ::greptime::v1::ExpireAfter >(arena);
 }
+template<> PROTOBUF_NOINLINE ::greptime::v1::EvalInterval*
+Arena::CreateMaybeMessage< ::greptime::v1::EvalInterval >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::greptime::v1::EvalInterval >(arena);
+}
 template<> PROTOBUF_NOINLINE ::greptime::v1::FlightMetadata*
 Arena::CreateMaybeMessage< ::greptime::v1::FlightMetadata >(Arena* arena) {
   return Arena::CreateMessageInternal< ::greptime::v1::FlightMetadata >(arena);
diff --git a/c++/greptime/v1/common.pb.h b/c++/greptime/v1/common.pb.h
index 7f0dc0e..4618431 100644
--- a/c++/greptime/v1/common.pb.h
+++ b/c++/greptime/v1/common.pb.h
@@ -77,6 +77,9 @@ extern Decimal128DefaultTypeInternal _Decimal128_default_instance_;
 class DecimalTypeExtension;
 struct DecimalTypeExtensionDefaultTypeInternal;
 extern DecimalTypeExtensionDefaultTypeInternal _DecimalTypeExtension_default_instance_;
+class EvalInterval;
+struct EvalIntervalDefaultTypeInternal;
+extern EvalIntervalDefaultTypeInternal _EvalInterval_default_instance_;
 class ExpireAfter;
 struct ExpireAfterDefaultTypeInternal;
 extern ExpireAfterDefaultTypeInternal _ExpireAfter_default_instance_;
@@ -146,6 +149,7 @@ template<> ::greptime::v1::ColumnOptions* Arena::CreateMaybeMessage<::greptime::
 template<> ::greptime::v1::ColumnOptions_OptionsEntry_DoNotUse* Arena::CreateMaybeMessage<::greptime::v1::ColumnOptions_OptionsEntry_DoNotUse>(Arena*);
 template<> ::greptime::v1::Decimal128* Arena::CreateMaybeMessage<::greptime::v1::Decimal128>(Arena*);
 template<> ::greptime::v1::DecimalTypeExtension* Arena::CreateMaybeMessage<::greptime::v1::DecimalTypeExtension>(Arena*);
+template<> ::greptime::v1::EvalInterval* Arena::CreateMaybeMessage<::greptime::v1::EvalInterval>(Arena*);
 template<> ::greptime::v1::ExpireAfter* Arena::CreateMaybeMessage<::greptime::v1::ExpireAfter>(Arena*);
 template<> ::greptime::v1::ExplainOptions* Arena::CreateMaybeMessage<::greptime::v1::ExplainOptions>(Arena*);
 template<> ::greptime::v1::FlightMetadata* Arena::CreateMaybeMessage<::greptime::v1::FlightMetadata>(Arena*);
@@ -2720,6 +2724,154 @@ class ExpireAfter final :
 };
 // -------------------------------------------------------------------
 
+class EvalInterval final :
+    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.EvalInterval) */ {
+ public:
+  inline EvalInterval() : EvalInterval(nullptr) {}
+  ~EvalInterval() override;
+  explicit PROTOBUF_CONSTEXPR EvalInterval(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);
+
+  EvalInterval(const EvalInterval& from);
+  EvalInterval(EvalInterval&& from) noexcept
+    : EvalInterval() {
+    *this = ::std::move(from);
+  }
+
+  inline EvalInterval& operator=(const EvalInterval& from) {
+    CopyFrom(from);
+    return *this;
+  }
+  inline EvalInterval& operator=(EvalInterval&& from) noexcept {
+    if (this == &from) return *this;
+    if (GetOwningArena() == from.GetOwningArena()
+  #ifdef PROTOBUF_FORCE_COPY_IN_MOVE
+        && GetOwningArena() != nullptr
+  #endif  // !PROTOBUF_FORCE_COPY_IN_MOVE
+    ) {
+      InternalSwap(&from);
+    } else {
+      CopyFrom(from);
+    }
+    return *this;
+  }
+
+  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
+    return GetDescriptor();
+  }
+  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
+    return default_instance().GetMetadata().descriptor;
+  }
+  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
+    return default_instance().GetMetadata().reflection;
+  }
+  static const EvalInterval& default_instance() {
+    return *internal_default_instance();
+  }
+  static inline const EvalInterval* internal_default_instance() {
+    return reinterpret_cast<const EvalInterval*>(
+               &_EvalInterval_default_instance_);
+  }
+  static constexpr int kIndexInFileMessages =
+    17;
+
+  friend void swap(EvalInterval& a, EvalInterval& b) {
+    a.Swap(&b);
+  }
+  inline void Swap(EvalInterval* other) {
+    if (other == this) return;
+  #ifdef PROTOBUF_FORCE_COPY_IN_SWAP
+    if (GetOwningArena() != nullptr &&
+        GetOwningArena() == other->GetOwningArena()) {
+   #else  // PROTOBUF_FORCE_COPY_IN_SWAP
+    if (GetOwningArena() == other->GetOwningArena()) {
+  #endif  // !PROTOBUF_FORCE_COPY_IN_SWAP
+      InternalSwap(other);
+    } else {
+      ::PROTOBUF_NAMESPACE_ID::internal::GenericSwap(this, other);
+    }
+  }
+  void UnsafeArenaSwap(EvalInterval* other) {
+    if (other == this) return;
+    GOOGLE_DCHECK(GetOwningArena() == other->GetOwningArena());
+    InternalSwap(other);
+  }
+
+  // implements Message ----------------------------------------------
+
+  EvalInterval* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
+    return CreateMaybeMessage<EvalInterval>(arena);
+  }
+  using ::PROTOBUF_NAMESPACE_ID::Message::CopyFrom;
+  void CopyFrom(const EvalInterval& from);
+  using ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom;
+  void MergeFrom( const EvalInterval& from) {
+    EvalInterval::MergeImpl(*this, from);
+  }
+  private:
+  static void MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg);
+  public:
+  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
+  bool IsInitialized() const final;
+
+  size_t ByteSizeLong() const final;
+  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
+  uint8_t* _InternalSerialize(
+      uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const final;
+  int GetCachedSize() const final { return _impl_._cached_size_.Get(); }
+
+  private:
+  void SharedCtor(::PROTOBUF_NAMESPACE_ID::Arena* arena, bool is_message_owned);
+  void SharedDtor();
+  void SetCachedSize(int size) const final;
+  void InternalSwap(EvalInterval* other);
+
+  private:
+  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
+  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
+    return "greptime.v1.EvalInterval";
+  }
+  protected:
+  explicit EvalInterval(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                       bool is_message_owned = false);
+  public:
+
+  static const ClassData _class_data_;
+  const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*GetClassData() const final;
+
+  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
+
+  // nested types ----------------------------------------------------
+
+  // accessors -------------------------------------------------------
+
+  enum : int {
+    kSecondsFieldNumber = 1,
+  };
+  // int64 seconds = 1;
+  void clear_seconds();
+  int64_t seconds() const;
+  void set_seconds(int64_t value);
+  private:
+  int64_t _internal_seconds() const;
+  void _internal_set_seconds(int64_t value);
+  public:
+
+  // @@protoc_insertion_point(class_scope:greptime.v1.EvalInterval)
+ private:
+  class _Internal;
+
+  template <typename T> friend class ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper;
+  typedef void InternalArenaConstructable_;
+  typedef void DestructorSkippable_;
+  struct Impl_ {
+    int64_t seconds_;
+    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
+  };
+  union { Impl_ _impl_; };
+  friend struct ::TableStruct_greptime_2fv1_2fcommon_2eproto;
+};
+// -------------------------------------------------------------------
+
 class FlightMetadata final :
     public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.FlightMetadata) */ {
  public:
@@ -2768,7 +2920,7 @@ class FlightMetadata final :
                &_FlightMetadata_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    17;
+    18;
 
   friend void swap(FlightMetadata& a, FlightMetadata& b) {
     a.Swap(&b);
@@ -2945,7 +3097,7 @@ class IntervalMonthDayNano final :
                &_IntervalMonthDayNano_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    18;
+    19;
 
   friend void swap(IntervalMonthDayNano& a, IntervalMonthDayNano& b) {
     a.Swap(&b);
@@ -3115,7 +3267,7 @@ class TimeRange final :
                &_TimeRange_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    19;
+    20;
 
   friend void swap(TimeRange& a, TimeRange& b) {
     a.Swap(&b);
@@ -3274,7 +3426,7 @@ class TimeRanges final :
                &_TimeRanges_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    20;
+    21;
 
   friend void swap(TimeRanges& a, TimeRanges& b) {
     a.Swap(&b);
@@ -3442,7 +3594,7 @@ class Decimal128 final :
                &_Decimal128_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    21;
+    22;
 
   friend void swap(Decimal128& a, Decimal128& b) {
     a.Swap(&b);
@@ -3608,7 +3760,7 @@ class ColumnDataTypeExtension final :
                &_ColumnDataTypeExtension_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    22;
+    23;
 
   friend void swap(ColumnDataTypeExtension& a, ColumnDataTypeExtension& b) {
     a.Swap(&b);
@@ -3814,7 +3966,7 @@ class DecimalTypeExtension final :
                &_DecimalTypeExtension_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    23;
+    24;
 
   friend void swap(DecimalTypeExtension& a, DecimalTypeExtension& b) {
     a.Swap(&b);
@@ -3973,7 +4125,7 @@ class VectorTypeExtension final :
                &_VectorTypeExtension_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    24;
+    25;
 
   friend void swap(VectorTypeExtension& a, VectorTypeExtension& b) {
     a.Swap(&b);
@@ -4149,7 +4301,7 @@ class ColumnOptions final :
                &_ColumnOptions_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    26;
+    27;
 
   friend void swap(ColumnOptions& a, ColumnOptions& b) {
     a.Swap(&b);
@@ -4312,7 +4464,7 @@ class ArrowIpc final :
                &_ArrowIpc_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    27;
+    28;
 
   friend void swap(ArrowIpc& a, ArrowIpc& b) {
     a.Swap(&b);
@@ -5999,6 +6151,30 @@ inline void ExpireAfter::set_value(int64_t value) {
 
 // -------------------------------------------------------------------
 
+// EvalInterval
+
+// int64 seconds = 1;
+inline void EvalInterval::clear_seconds() {
+  _impl_.seconds_ = int64_t{0};
+}
+inline int64_t EvalInterval::_internal_seconds() const {
+  return _impl_.seconds_;
+}
+inline int64_t EvalInterval::seconds() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.EvalInterval.seconds)
+  return _internal_seconds();
+}
+inline void EvalInterval::_internal_set_seconds(int64_t value) {
+  
+  _impl_.seconds_ = value;
+}
+inline void EvalInterval::set_seconds(int64_t value) {
+  _internal_set_seconds(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.EvalInterval.seconds)
+}
+
+// -------------------------------------------------------------------
+
 // FlightMetadata
 
 // .greptime.v1.AffectedRows affected_rows = 1;
@@ -6910,6 +7086,8 @@ inline void ArrowIpc::set_allocated_payload(std::string* payload) {
 
 // -------------------------------------------------------------------
 
+// -------------------------------------------------------------------
+
 
 // @@protoc_insertion_point(namespace_scope)
 
diff --git a/c++/greptime/v1/ddl.pb.cc b/c++/greptime/v1/ddl.pb.cc
index 8514c2e..13db655 100644
--- a/c++/greptime/v1/ddl.pb.cc
+++ b/c++/greptime/v1/ddl.pb.cc
@@ -57,6 +57,7 @@ PROTOBUF_CONSTEXPR CreateFlowExpr::CreateFlowExpr(
   , /*decltype(_impl_.sql_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
   , /*decltype(_impl_.sink_table_name_)*/nullptr
   , /*decltype(_impl_.expire_after_)*/nullptr
+  , /*decltype(_impl_.eval_interval_)*/nullptr
   , /*decltype(_impl_.or_replace_)*/false
   , /*decltype(_impl_.create_if_not_exists_)*/false
   , /*decltype(_impl_._cached_size_)*/{}} {}
@@ -828,6 +829,7 @@ const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTI
   PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.or_replace_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.create_if_not_exists_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.expire_after_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.eval_interval_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.comment_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.sql_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::CreateFlowExpr, _impl_.flow_options_),
@@ -1295,55 +1297,55 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
   { 0, -1, -1, sizeof(::greptime::v1::DdlRequest)},
   { 17, 25, -1, sizeof(::greptime::v1::CreateFlowExpr_FlowOptionsEntry_DoNotUse)},
   { 27, -1, -1, sizeof(::greptime::v1::CreateFlowExpr)},
-  { 43, -1, -1, sizeof(::greptime::v1::DropFlowExpr)},
-  { 53, -1, -1, sizeof(::greptime::v1::CreateViewExpr)},
-  { 69, -1, -1, sizeof(::greptime::v1::DropViewExpr)},
-  { 80, 88, -1, sizeof(::greptime::v1::CreateTableExpr_TableOptionsEntry_DoNotUse)},
-  { 90, -1, -1, sizeof(::greptime::v1::CreateTableExpr)},
-  { 107, -1, -1, sizeof(::greptime::v1::AlterTableExpr)},
-  { 129, -1, -1, sizeof(::greptime::v1::DropDefault)},
-  { 136, -1, -1, sizeof(::greptime::v1::SetIndexes)},
-  { 143, -1, -1, sizeof(::greptime::v1::UnsetIndexes)},
-  { 150, -1, -1, sizeof(::greptime::v1::SetDefault)},
-  { 158, -1, -1, sizeof(::greptime::v1::SetIndex)},
-  { 168, -1, -1, sizeof(::greptime::v1::UnsetIndex)},
-  { 178, -1, -1, sizeof(::greptime::v1::DropTableExpr)},
-  { 189, 197, -1, sizeof(::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse)},
-  { 199, -1, -1, sizeof(::greptime::v1::CreateDatabaseExpr)},
-  { 209, -1, -1, sizeof(::greptime::v1::TruncateTableExpr)},
-  { 220, -1, -1, sizeof(::greptime::v1::DropDatabaseExpr)},
-  { 229, -1, -1, sizeof(::greptime::v1::AddColumns)},
-  { 236, -1, -1, sizeof(::greptime::v1::DropDefaults)},
-  { 243, -1, -1, sizeof(::greptime::v1::SetDefaults)},
-  { 250, -1, -1, sizeof(::greptime::v1::DropColumns)},
-  { 257, -1, -1, sizeof(::greptime::v1::ModifyColumnTypes)},
-  { 264, -1, -1, sizeof(::greptime::v1::RenameTable)},
-  { 271, -1, -1, sizeof(::greptime::v1::AddColumn)},
-  { 280, -1, -1, sizeof(::greptime::v1::ModifyColumnType)},
-  { 289, -1, -1, sizeof(::greptime::v1::Option)},
-  { 297, -1, -1, sizeof(::greptime::v1::SetTableOptions)},
-  { 304, -1, -1, sizeof(::greptime::v1::UnsetTableOptions)},
-  { 311, -1, -1, sizeof(::greptime::v1::DropColumn)},
-  { 318, -1, -1, sizeof(::greptime::v1::TableId)},
-  { 325, -1, -1, sizeof(::greptime::v1::FlowId)},
-  { 332, -1, -1, sizeof(::greptime::v1::ColumnDef)},
-  { 346, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
-  { 354, -1, -1, sizeof(::greptime::v1::SetFulltext)},
-  { 367, -1, -1, sizeof(::greptime::v1::UnsetFulltext)},
-  { 374, -1, -1, sizeof(::greptime::v1::SetInverted)},
-  { 381, -1, -1, sizeof(::greptime::v1::UnsetInverted)},
-  { 388, -1, -1, sizeof(::greptime::v1::SetSkipping)},
-  { 399, -1, -1, sizeof(::greptime::v1::UnsetSkipping)},
-  { 406, -1, -1, sizeof(::greptime::v1::AlterDatabaseExpr)},
-  { 417, -1, -1, sizeof(::greptime::v1::SetDatabaseOptions)},
-  { 424, -1, -1, sizeof(::greptime::v1::UnsetDatabaseOptions)},
-  { 431, 439, -1, sizeof(::greptime::v1::CreateTriggerExpr_LabelsEntry_DoNotUse)},
-  { 441, 449, -1, sizeof(::greptime::v1::CreateTriggerExpr_AnnotationsEntry_DoNotUse)},
-  { 451, -1, -1, sizeof(::greptime::v1::CreateTriggerExpr)},
-  { 466, -1, -1, sizeof(::greptime::v1::NotifyChannel)},
-  { 475, 483, -1, sizeof(::greptime::v1::WebhookOptions_OptsEntry_DoNotUse)},
-  { 485, -1, -1, sizeof(::greptime::v1::WebhookOptions)},
-  { 493, -1, -1, sizeof(::greptime::v1::DropTriggerExpr)},
+  { 44, -1, -1, sizeof(::greptime::v1::DropFlowExpr)},
+  { 54, -1, -1, sizeof(::greptime::v1::CreateViewExpr)},
+  { 70, -1, -1, sizeof(::greptime::v1::DropViewExpr)},
+  { 81, 89, -1, sizeof(::greptime::v1::CreateTableExpr_TableOptionsEntry_DoNotUse)},
+  { 91, -1, -1, sizeof(::greptime::v1::CreateTableExpr)},
+  { 108, -1, -1, sizeof(::greptime::v1::AlterTableExpr)},
+  { 130, -1, -1, sizeof(::greptime::v1::DropDefault)},
+  { 137, -1, -1, sizeof(::greptime::v1::SetIndexes)},
+  { 144, -1, -1, sizeof(::greptime::v1::UnsetIndexes)},
+  { 151, -1, -1, sizeof(::greptime::v1::SetDefault)},
+  { 159, -1, -1, sizeof(::greptime::v1::SetIndex)},
+  { 169, -1, -1, sizeof(::greptime::v1::UnsetIndex)},
+  { 179, -1, -1, sizeof(::greptime::v1::DropTableExpr)},
+  { 190, 198, -1, sizeof(::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse)},
+  { 200, -1, -1, sizeof(::greptime::v1::CreateDatabaseExpr)},
+  { 210, -1, -1, sizeof(::greptime::v1::TruncateTableExpr)},
+  { 221, -1, -1, sizeof(::greptime::v1::DropDatabaseExpr)},
+  { 230, -1, -1, sizeof(::greptime::v1::AddColumns)},
+  { 237, -1, -1, sizeof(::greptime::v1::DropDefaults)},
+  { 244, -1, -1, sizeof(::greptime::v1::SetDefaults)},
+  { 251, -1, -1, sizeof(::greptime::v1::DropColumns)},
+  { 258, -1, -1, sizeof(::greptime::v1::ModifyColumnTypes)},
+  { 265, -1, -1, sizeof(::greptime::v1::RenameTable)},
+  { 272, -1, -1, sizeof(::greptime::v1::AddColumn)},
+  { 281, -1, -1, sizeof(::greptime::v1::ModifyColumnType)},
+  { 290, -1, -1, sizeof(::greptime::v1::Option)},
+  { 298, -1, -1, sizeof(::greptime::v1::SetTableOptions)},
+  { 305, -1, -1, sizeof(::greptime::v1::UnsetTableOptions)},
+  { 312, -1, -1, sizeof(::greptime::v1::DropColumn)},
+  { 319, -1, -1, sizeof(::greptime::v1::TableId)},
+  { 326, -1, -1, sizeof(::greptime::v1::FlowId)},
+  { 333, -1, -1, sizeof(::greptime::v1::ColumnDef)},
+  { 347, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
+  { 355, -1, -1, sizeof(::greptime::v1::SetFulltext)},
+  { 368, -1, -1, sizeof(::greptime::v1::UnsetFulltext)},
+  { 375, -1, -1, sizeof(::greptime::v1::SetInverted)},
+  { 382, -1, -1, sizeof(::greptime::v1::UnsetInverted)},
+  { 389, -1, -1, sizeof(::greptime::v1::SetSkipping)},
+  { 400, -1, -1, sizeof(::greptime::v1::UnsetSkipping)},
+  { 407, -1, -1, sizeof(::greptime::v1::AlterDatabaseExpr)},
+  { 418, -1, -1, sizeof(::greptime::v1::SetDatabaseOptions)},
+  { 425, -1, -1, sizeof(::greptime::v1::UnsetDatabaseOptions)},
+  { 432, 440, -1, sizeof(::greptime::v1::CreateTriggerExpr_LabelsEntry_DoNotUse)},
+  { 442, 450, -1, sizeof(::greptime::v1::CreateTriggerExpr_AnnotationsEntry_DoNotUse)},
+  { 452, -1, -1, sizeof(::greptime::v1::CreateTriggerExpr)},
+  { 467, -1, -1, sizeof(::greptime::v1::NotifyChannel)},
+  { 476, 484, -1, sizeof(::greptime::v1::WebhookOptions_OptsEntry_DoNotUse)},
+  { 486, -1, -1, sizeof(::greptime::v1::WebhookOptions)},
+  { 494, -1, -1, sizeof(::greptime::v1::DropTriggerExpr)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -1418,166 +1420,167 @@ const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECT
   "reateViewExprH\000\022.\n\tdrop_view\030\013 \001(\0132\031.gre"
   "ptime.v1.DropViewExprH\000\0228\n\016alter_databas"
   "e\030\014 \001(\0132\036.greptime.v1.AlterDatabaseExprH"
-  "\000B\006\n\004expr\"\226\003\n\016CreateFlowExpr\022\024\n\014catalog_"
+  "\000B\006\n\004expr\"\310\003\n\016CreateFlowExpr\022\024\n\014catalog_"
   "name\030\001 \001(\t\022\021\n\tflow_name\030\002 \001(\t\0222\n\022source_"
   "table_names\030\003 \003(\0132\026.greptime.v1.TableNam"
   "e\022/\n\017sink_table_name\030\004 \001(\0132\026.greptime.v1"
   ".TableName\022\022\n\nor_replace\030\005 \001(\010\022\034\n\024create"
   "_if_not_exists\030\006 \001(\010\022.\n\014expire_after\030\007 \001"
-  "(\0132\030.greptime.v1.ExpireAfter\022\017\n\007comment\030"
-  "\010 \001(\t\022\013\n\003sql\030\t \001(\t\022B\n\014flow_options\030\n \003(\013"
-  "2,.greptime.v1.CreateFlowExpr.FlowOption"
-  "sEntry\0322\n\020FlowOptionsEntry\022\013\n\003key\030\001 \001(\t\022"
-  "\r\n\005value\030\002 \001(\t:\0028\001\"u\n\014DropFlowExpr\022\024\n\014ca"
-  "talog_name\030\001 \001(\t\022\021\n\tflow_name\030\002 \001(\t\022$\n\007f"
-  "low_id\030\003 \001(\0132\023.greptime.v1.FlowId\022\026\n\016dro"
-  "p_if_exists\030\005 \001(\010\"\376\001\n\016CreateViewExpr\022\024\n\014"
-  "catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022"
-  "\021\n\tview_name\030\003 \001(\t\022\024\n\014logical_plan\030\004 \001(\014"
-  "\022\034\n\024create_if_not_exists\030\005 \001(\010\022\022\n\nor_rep"
-  "lace\030\006 \001(\010\022+\n\013table_names\030\007 \003(\0132\026.grepti"
-  "me.v1.TableName\022\017\n\007columns\030\010 \003(\t\022\024\n\014plan"
-  "_columns\030\t \003(\t\022\022\n\ndefinition\030\n \001(\t\"\213\001\n\014D"
-  "ropViewExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013sch"
-  "ema_name\030\002 \001(\t\022\021\n\tview_name\030\003 \001(\t\022%\n\007vie"
-  "w_id\030\004 \001(\0132\024.greptime.v1.TableId\022\026\n\016drop"
-  "_if_exists\030\005 \001(\010\"\207\003\n\017CreateTableExpr\022\024\n\014"
-  "catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022"
-  "\022\n\ntable_name\030\003 \001(\t\022\014\n\004desc\030\004 \001(\t\022+\n\013col"
-  "umn_defs\030\005 \003(\0132\026.greptime.v1.ColumnDef\022\022"
-  "\n\ntime_index\030\006 \001(\t\022\024\n\014primary_keys\030\007 \003(\t"
-  "\022\034\n\024create_if_not_exists\030\010 \001(\010\022E\n\rtable_"
-  "options\030\t \003(\0132..greptime.v1.CreateTableE"
-  "xpr.TableOptionsEntry\022&\n\010table_id\030\n \001(\0132"
-  "\024.greptime.v1.TableId\022\016\n\006engine\030\014 \001(\t\0323\n"
-  "\021TableOptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value"
-  "\030\002 \001(\t:\0028\001\"\312\005\n\016AlterTableExpr\022\024\n\014catalog"
-  "_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntabl"
-  "e_name\030\003 \001(\t\022.\n\013add_columns\030\004 \001(\0132\027.grep"
-  "time.v1.AddColumnsH\000\0220\n\014drop_columns\030\005 \001"
-  "(\0132\030.greptime.v1.DropColumnsH\000\0220\n\014rename"
-  "_table\030\006 \001(\0132\030.greptime.v1.RenameTableH\000"
-  "\022=\n\023modify_column_types\030\007 \001(\0132\036.greptime"
-  ".v1.ModifyColumnTypesH\000\0229\n\021set_table_opt"
-  "ions\030\010 \001(\0132\034.greptime.v1.SetTableOptions"
-  "H\000\022=\n\023unset_table_options\030\013 \001(\0132\036.grepti"
-  "me.v1.UnsetTableOptionsH\000\022*\n\tset_index\030\014"
-  " \001(\0132\025.greptime.v1.SetIndexH\000\022.\n\013unset_i"
-  "ndex\030\r \001(\0132\027.greptime.v1.UnsetIndexH\000\0222\n"
-  "\rdrop_defaults\030\016 \001(\0132\031.greptime.v1.DropD"
-  "efaultsH\000\022.\n\013set_indexes\030\017 \001(\0132\027.greptim"
-  "e.v1.SetIndexesH\000\0222\n\runset_indexes\030\020 \001(\013"
-  "2\031.greptime.v1.UnsetIndexesH\000\0220\n\014set_def"
-  "aults\030\021 \001(\0132\030.greptime.v1.SetDefaultsH\000B"
-  "\006\n\004kind\"\"\n\013DropDefault\022\023\n\013column_name\030\001 "
-  "\001(\t\"8\n\nSetIndexes\022*\n\013set_indexes\030\001 \003(\0132\025"
-  ".greptime.v1.SetIndex\">\n\014UnsetIndexes\022.\n"
-  "\runset_indexes\030\001 \003(\0132\027.greptime.v1.Unset"
-  "Index\"=\n\nSetDefault\022\023\n\013column_name\030\001 \001(\t"
-  "\022\032\n\022default_constraint\030\002 \001(\014\"\237\001\n\010SetInde"
-  "x\022,\n\010fulltext\030\001 \001(\0132\030.greptime.v1.SetFul"
-  "ltextH\000\022,\n\010inverted\030\002 \001(\0132\030.greptime.v1."
-  "SetInvertedH\000\022,\n\010skipping\030\003 \001(\0132\030.grepti"
-  "me.v1.SetSkippingH\000B\t\n\007options\"\247\001\n\nUnset"
-  "Index\022.\n\010fulltext\030\001 \001(\0132\032.greptime.v1.Un"
-  "setFulltextH\000\022.\n\010inverted\030\002 \001(\0132\032.grepti"
-  "me.v1.UnsetInvertedH\000\022.\n\010skipping\030\003 \001(\0132"
-  "\032.greptime.v1.UnsetSkippingH\000B\t\n\007options"
-  "\"\216\001\n\rDropTableExpr\022\024\n\014catalog_name\030\001 \001(\t"
-  "\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_name\030\003 \001("
-  "\t\022&\n\010table_id\030\004 \001(\0132\024.greptime.v1.TableI"
-  "d\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022CreateData"
-  "baseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema"
-  "_name\030\002 \001(\t\022\034\n\024create_if_not_exists\030\003 \001("
-  "\010\022=\n\007options\030\004 \003(\0132,.greptime.v1.CreateD"
-  "atabaseExpr.OptionsEntry\032.\n\014OptionsEntry"
-  "\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\250\001\n\021Tru"
-  "ncateTableExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013"
-  "schema_name\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(\t\022&\n"
-  "\010table_id\030\004 \001(\0132\024.greptime.v1.TableId\022,\n"
-  "\013time_ranges\030\005 \001(\0132\027.greptime.v1.TimeRan"
-  "ges\"U\n\020DropDatabaseExpr\022\024\n\014catalog_name\030"
-  "\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026\n\016drop_if_ex"
-  "ists\030\003 \001(\010\"9\n\nAddColumns\022+\n\013add_columns\030"
-  "\001 \003(\0132\026.greptime.v1.AddColumn\"\?\n\014DropDef"
-  "aults\022/\n\rdrop_defaults\030\001 \003(\0132\030.greptime."
-  "v1.DropDefault\"<\n\013SetDefaults\022-\n\014set_def"
-  "aults\030\001 \003(\0132\027.greptime.v1.SetDefault\"<\n\013"
-  "DropColumns\022-\n\014drop_columns\030\001 \003(\0132\027.grep"
-  "time.v1.DropColumn\"O\n\021ModifyColumnTypes\022"
-  ":\n\023modify_column_types\030\001 \003(\0132\035.greptime."
-  "v1.ModifyColumnType\"%\n\013RenameTable\022\026\n\016ne"
-  "w_table_name\030\001 \001(\t\"\204\001\n\tAddColumn\022*\n\ncolu"
-  "mn_def\030\001 \001(\0132\026.greptime.v1.ColumnDef\0220\n\010"
-  "location\030\003 \001(\0132\036.greptime.v1.AddColumnLo"
-  "cation\022\031\n\021add_if_not_exists\030\004 \001(\010\"\236\001\n\020Mo"
-  "difyColumnType\022\023\n\013column_name\030\001 \001(\t\0220\n\013t"
-  "arget_type\030\002 \001(\0162\033.greptime.v1.ColumnDat"
-  "aType\022C\n\025target_type_extension\030\003 \001(\0132$.g"
-  "reptime.v1.ColumnDataTypeExtension\"$\n\006Op"
-  "tion\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t\"=\n\017SetT"
-  "ableOptions\022*\n\rtable_options\030\001 \003(\0132\023.gre"
-  "ptime.v1.Option\"!\n\021UnsetTableOptions\022\014\n\004"
-  "keys\030\001 \003(\t\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"\025"
-  "\n\007TableId\022\n\n\002id\030\001 \001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 "
-  "\001(\r\"\254\002\n\tColumnDef\022\014\n\004name\030\001 \001(\t\022.\n\tdata_"
-  "type\030\002 \001(\0162\033.greptime.v1.ColumnDataType\022"
-  "\023\n\013is_nullable\030\003 \001(\010\022\032\n\022default_constrai"
-  "nt\030\004 \001(\014\0220\n\rsemantic_type\030\005 \001(\0162\031.grepti"
-  "me.v1.SemanticType\022\017\n\007comment\030\006 \001(\t\022@\n\022d"
-  "atatype_extension\030\007 \001(\0132$.greptime.v1.Co"
-  "lumnDataTypeExtension\022+\n\007options\030\010 \001(\0132\032"
-  ".greptime.v1.ColumnOptions\"\230\001\n\021AddColumn"
-  "Location\022B\n\rlocation_type\030\001 \001(\0162+.grepti"
-  "me.v1.AddColumnLocation.LocationType\022\031\n\021"
-  "after_column_name\030\002 \001(\t\"$\n\014LocationType\022"
-  "\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\324\001\n\013SetFulltext\022\023\n"
-  "\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\'\n\010an"
-  "alyzer\030\003 \001(\0162\025.greptime.v1.Analyzer\022\026\n\016c"
-  "ase_sensitive\030\004 \001(\010\022-\n\007backend\030\005 \001(\0162\034.g"
-  "reptime.v1.FulltextBackend\022\023\n\013granularit"
-  "y\030\006 \001(\004\022\033\n\023false_positive_rate\030\007 \001(\001\"$\n\r"
-  "UnsetFulltext\022\023\n\013column_name\030\001 \001(\t\"\"\n\013Se"
-  "tInverted\022\023\n\013column_name\030\001 \001(\t\"$\n\rUnsetI"
-  "nverted\022\023\n\013column_name\030\001 \001(\t\"\241\001\n\013SetSkip"
-  "ping\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001("
-  "\010\022\023\n\013granularity\030\003 \001(\004\022;\n\023skipping_index"
-  "_type\030\004 \001(\0162\036.greptime.v1.SkippingIndexT"
-  "ype\022\033\n\023false_positive_rate\030\005 \001(\001\"$\n\rUnse"
-  "tSkipping\022\023\n\013column_name\030\001 \001(\t\"\314\001\n\021Alter"
-  "DatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013sc"
-  "hema_name\030\002 \001(\t\022\?\n\024set_database_options\030"
-  "\003 \001(\0132\037.greptime.v1.SetDatabaseOptionsH\000"
-  "\022C\n\026unset_database_options\030\004 \001(\0132!.grept"
-  "ime.v1.UnsetDatabaseOptionsH\000B\006\n\004kind\"G\n"
-  "\022SetDatabaseOptions\0221\n\024set_database_opti"
-  "ons\030\001 \003(\0132\023.greptime.v1.Option\"$\n\024UnsetD"
-  "atabaseOptions\022\014\n\004keys\030\001 \003(\t\"\305\003\n\021CreateT"
-  "riggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n\014trig"
-  "ger_name\030\002 \001(\t\022\034\n\024create_if_not_exists\030\003"
-  " \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030\005 \003(\0132\032.gr"
-  "eptime.v1.NotifyChannel\022:\n\006labels\030\006 \003(\0132"
-  "*.greptime.v1.CreateTriggerExpr.LabelsEn"
-  "try\022D\n\013annotations\030\007 \003(\0132/.greptime.v1.C"
-  "reateTriggerExpr.AnnotationsEntry\022+\n\010int"
-  "erval\030\010 \001(\0132\031.google.protobuf.Duration\022\031"
-  "\n\021raw_interval_expr\030\t \001(\t\032-\n\013LabelsEntry"
-  "\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0322\n\020Anno"
-  "tationsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t"
-  ":\0028\001\"]\n\rNotifyChannel\022\014\n\004name\030\001 \001(\t\022.\n\007w"
-  "ebhook\030\002 \001(\0132\033.greptime.v1.WebhookOption"
-  "sH\000B\016\n\014channel_type\"\177\n\016WebhookOptions\022\013\n"
-  "\003url\030\001 \001(\t\0223\n\004opts\030\002 \003(\0132%.greptime.v1.W"
-  "ebhookOptions.OptsEntry\032+\n\tOptsEntry\022\013\n\003"
-  "key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"U\n\017DropTrig"
-  "gerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n\014trigger"
-  "_name\030\002 \001(\t\022\026\n\016drop_if_exists\030\003 \001(\010*$\n\010A"
-  "nalyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINESE\020\001*)\n\017Ful"
-  "ltextBackend\022\013\n\007TANTIVY\020\000\022\t\n\005BLOOM\020\001*%\n\021"
-  "SkippingIndexType\022\020\n\014BLOOM_FILTER\020\000BL\n\016i"
-  "o.greptime.v1B\003DdlZ5github.com/GreptimeT"
-  "eam/greptime-proto/go/greptime/v1b\006proto"
-  "3"
+  "(\0132\030.greptime.v1.ExpireAfter\0220\n\reval_int"
+  "erval\030\013 \001(\0132\031.greptime.v1.EvalInterval\022\017"
+  "\n\007comment\030\010 \001(\t\022\013\n\003sql\030\t \001(\t\022B\n\014flow_opt"
+  "ions\030\n \003(\0132,.greptime.v1.CreateFlowExpr."
+  "FlowOptionsEntry\0322\n\020FlowOptionsEntry\022\013\n\003"
+  "key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"u\n\014DropFlow"
+  "Expr\022\024\n\014catalog_name\030\001 \001(\t\022\021\n\tflow_name\030"
+  "\002 \001(\t\022$\n\007flow_id\030\003 \001(\0132\023.greptime.v1.Flo"
+  "wId\022\026\n\016drop_if_exists\030\005 \001(\010\"\376\001\n\016CreateVi"
+  "ewExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_n"
+  "ame\030\002 \001(\t\022\021\n\tview_name\030\003 \001(\t\022\024\n\014logical_"
+  "plan\030\004 \001(\014\022\034\n\024create_if_not_exists\030\005 \001(\010"
+  "\022\022\n\nor_replace\030\006 \001(\010\022+\n\013table_names\030\007 \003("
+  "\0132\026.greptime.v1.TableName\022\017\n\007columns\030\010 \003"
+  "(\t\022\024\n\014plan_columns\030\t \003(\t\022\022\n\ndefinition\030\n"
+  " \001(\t\"\213\001\n\014DropViewExpr\022\024\n\014catalog_name\030\001 "
+  "\001(\t\022\023\n\013schema_name\030\002 \001(\t\022\021\n\tview_name\030\003 "
+  "\001(\t\022%\n\007view_id\030\004 \001(\0132\024.greptime.v1.Table"
+  "Id\022\026\n\016drop_if_exists\030\005 \001(\010\"\207\003\n\017CreateTab"
+  "leExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_n"
+  "ame\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(\t\022\014\n\004desc\030\004 "
+  "\001(\t\022+\n\013column_defs\030\005 \003(\0132\026.greptime.v1.C"
+  "olumnDef\022\022\n\ntime_index\030\006 \001(\t\022\024\n\014primary_"
+  "keys\030\007 \003(\t\022\034\n\024create_if_not_exists\030\010 \001(\010"
+  "\022E\n\rtable_options\030\t \003(\0132..greptime.v1.Cr"
+  "eateTableExpr.TableOptionsEntry\022&\n\010table"
+  "_id\030\n \001(\0132\024.greptime.v1.TableId\022\016\n\006engin"
+  "e\030\014 \001(\t\0323\n\021TableOptionsEntry\022\013\n\003key\030\001 \001("
+  "\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\312\005\n\016AlterTableExpr\022"
+  "\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001"
+  "(\t\022\022\n\ntable_name\030\003 \001(\t\022.\n\013add_columns\030\004 "
+  "\001(\0132\027.greptime.v1.AddColumnsH\000\0220\n\014drop_c"
+  "olumns\030\005 \001(\0132\030.greptime.v1.DropColumnsH\000"
+  "\0220\n\014rename_table\030\006 \001(\0132\030.greptime.v1.Ren"
+  "ameTableH\000\022=\n\023modify_column_types\030\007 \001(\0132"
+  "\036.greptime.v1.ModifyColumnTypesH\000\0229\n\021set"
+  "_table_options\030\010 \001(\0132\034.greptime.v1.SetTa"
+  "bleOptionsH\000\022=\n\023unset_table_options\030\013 \001("
+  "\0132\036.greptime.v1.UnsetTableOptionsH\000\022*\n\ts"
+  "et_index\030\014 \001(\0132\025.greptime.v1.SetIndexH\000\022"
+  ".\n\013unset_index\030\r \001(\0132\027.greptime.v1.Unset"
+  "IndexH\000\0222\n\rdrop_defaults\030\016 \001(\0132\031.greptim"
+  "e.v1.DropDefaultsH\000\022.\n\013set_indexes\030\017 \001(\013"
+  "2\027.greptime.v1.SetIndexesH\000\0222\n\runset_ind"
+  "exes\030\020 \001(\0132\031.greptime.v1.UnsetIndexesH\000\022"
+  "0\n\014set_defaults\030\021 \001(\0132\030.greptime.v1.SetD"
+  "efaultsH\000B\006\n\004kind\"\"\n\013DropDefault\022\023\n\013colu"
+  "mn_name\030\001 \001(\t\"8\n\nSetIndexes\022*\n\013set_index"
+  "es\030\001 \003(\0132\025.greptime.v1.SetIndex\">\n\014Unset"
+  "Indexes\022.\n\runset_indexes\030\001 \003(\0132\027.greptim"
+  "e.v1.UnsetIndex\"=\n\nSetDefault\022\023\n\013column_"
+  "name\030\001 \001(\t\022\032\n\022default_constraint\030\002 \001(\014\"\237"
+  "\001\n\010SetIndex\022,\n\010fulltext\030\001 \001(\0132\030.greptime"
+  ".v1.SetFulltextH\000\022,\n\010inverted\030\002 \001(\0132\030.gr"
+  "eptime.v1.SetInvertedH\000\022,\n\010skipping\030\003 \001("
+  "\0132\030.greptime.v1.SetSkippingH\000B\t\n\007options"
+  "\"\247\001\n\nUnsetIndex\022.\n\010fulltext\030\001 \001(\0132\032.grep"
+  "time.v1.UnsetFulltextH\000\022.\n\010inverted\030\002 \001("
+  "\0132\032.greptime.v1.UnsetInvertedH\000\022.\n\010skipp"
+  "ing\030\003 \001(\0132\032.greptime.v1.UnsetSkippingH\000B"
+  "\t\n\007options\"\216\001\n\rDropTableExpr\022\024\n\014catalog_"
+  "name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable"
+  "_name\030\003 \001(\t\022&\n\010table_id\030\004 \001(\0132\024.greptime"
+  ".v1.TableId\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022"
+  "CreateDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t"
+  "\022\023\n\013schema_name\030\002 \001(\t\022\034\n\024create_if_not_e"
+  "xists\030\003 \001(\010\022=\n\007options\030\004 \003(\0132,.greptime."
+  "v1.CreateDatabaseExpr.OptionsEntry\032.\n\014Op"
+  "tionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002"
+  "8\001\"\250\001\n\021TruncateTableExpr\022\024\n\014catalog_name"
+  "\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_nam"
+  "e\030\003 \001(\t\022&\n\010table_id\030\004 \001(\0132\024.greptime.v1."
+  "TableId\022,\n\013time_ranges\030\005 \001(\0132\027.greptime."
+  "v1.TimeRanges\"U\n\020DropDatabaseExpr\022\024\n\014cat"
+  "alog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026\n\016"
+  "drop_if_exists\030\003 \001(\010\"9\n\nAddColumns\022+\n\013ad"
+  "d_columns\030\001 \003(\0132\026.greptime.v1.AddColumn\""
+  "\?\n\014DropDefaults\022/\n\rdrop_defaults\030\001 \003(\0132\030"
+  ".greptime.v1.DropDefault\"<\n\013SetDefaults\022"
+  "-\n\014set_defaults\030\001 \003(\0132\027.greptime.v1.SetD"
+  "efault\"<\n\013DropColumns\022-\n\014drop_columns\030\001 "
+  "\003(\0132\027.greptime.v1.DropColumn\"O\n\021ModifyCo"
+  "lumnTypes\022:\n\023modify_column_types\030\001 \003(\0132\035"
+  ".greptime.v1.ModifyColumnType\"%\n\013RenameT"
+  "able\022\026\n\016new_table_name\030\001 \001(\t\"\204\001\n\tAddColu"
+  "mn\022*\n\ncolumn_def\030\001 \001(\0132\026.greptime.v1.Col"
+  "umnDef\0220\n\010location\030\003 \001(\0132\036.greptime.v1.A"
+  "ddColumnLocation\022\031\n\021add_if_not_exists\030\004 "
+  "\001(\010\"\236\001\n\020ModifyColumnType\022\023\n\013column_name\030"
+  "\001 \001(\t\0220\n\013target_type\030\002 \001(\0162\033.greptime.v1"
+  ".ColumnDataType\022C\n\025target_type_extension"
+  "\030\003 \001(\0132$.greptime.v1.ColumnDataTypeExten"
+  "sion\"$\n\006Option\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001"
+  "(\t\"=\n\017SetTableOptions\022*\n\rtable_options\030\001"
+  " \003(\0132\023.greptime.v1.Option\"!\n\021UnsetTableO"
+  "ptions\022\014\n\004keys\030\001 \003(\t\"\032\n\nDropColumn\022\014\n\004na"
+  "me\030\001 \001(\t\"\025\n\007TableId\022\n\n\002id\030\001 \001(\r\"\024\n\006FlowI"
+  "d\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColumnDef\022\014\n\004name\030\001 \001("
+  "\t\022.\n\tdata_type\030\002 \001(\0162\033.greptime.v1.Colum"
+  "nDataType\022\023\n\013is_nullable\030\003 \001(\010\022\032\n\022defaul"
+  "t_constraint\030\004 \001(\014\0220\n\rsemantic_type\030\005 \001("
+  "\0162\031.greptime.v1.SemanticType\022\017\n\007comment\030"
+  "\006 \001(\t\022@\n\022datatype_extension\030\007 \001(\0132$.grep"
+  "time.v1.ColumnDataTypeExtension\022+\n\007optio"
+  "ns\030\010 \001(\0132\032.greptime.v1.ColumnOptions\"\230\001\n"
+  "\021AddColumnLocation\022B\n\rlocation_type\030\001 \001("
+  "\0162+.greptime.v1.AddColumnLocation.Locati"
+  "onType\022\031\n\021after_column_name\030\002 \001(\t\"$\n\014Loc"
+  "ationType\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\324\001\n\013SetF"
+  "ulltext\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002"
+  " \001(\010\022\'\n\010analyzer\030\003 \001(\0162\025.greptime.v1.Ana"
+  "lyzer\022\026\n\016case_sensitive\030\004 \001(\010\022-\n\007backend"
+  "\030\005 \001(\0162\034.greptime.v1.FulltextBackend\022\023\n\013"
+  "granularity\030\006 \001(\004\022\033\n\023false_positive_rate"
+  "\030\007 \001(\001\"$\n\rUnsetFulltext\022\023\n\013column_name\030\001"
+  " \001(\t\"\"\n\013SetInverted\022\023\n\013column_name\030\001 \001(\t"
+  "\"$\n\rUnsetInverted\022\023\n\013column_name\030\001 \001(\t\"\241"
+  "\001\n\013SetSkipping\022\023\n\013column_name\030\001 \001(\t\022\016\n\006e"
+  "nable\030\002 \001(\010\022\023\n\013granularity\030\003 \001(\004\022;\n\023skip"
+  "ping_index_type\030\004 \001(\0162\036.greptime.v1.Skip"
+  "pingIndexType\022\033\n\023false_positive_rate\030\005 \001"
+  "(\001\"$\n\rUnsetSkipping\022\023\n\013column_name\030\001 \001(\t"
+  "\"\314\001\n\021AlterDatabaseExpr\022\024\n\014catalog_name\030\001"
+  " \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\?\n\024set_databas"
+  "e_options\030\003 \001(\0132\037.greptime.v1.SetDatabas"
+  "eOptionsH\000\022C\n\026unset_database_options\030\004 \001"
+  "(\0132!.greptime.v1.UnsetDatabaseOptionsH\000B"
+  "\006\n\004kind\"G\n\022SetDatabaseOptions\0221\n\024set_dat"
+  "abase_options\030\001 \003(\0132\023.greptime.v1.Option"
+  "\"$\n\024UnsetDatabaseOptions\022\014\n\004keys\030\001 \003(\t\"\305"
+  "\003\n\021CreateTriggerExpr\022\024\n\014catalog_name\030\001 \001"
+  "(\t\022\024\n\014trigger_name\030\002 \001(\t\022\034\n\024create_if_no"
+  "t_exists\030\003 \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030"
+  "\005 \003(\0132\032.greptime.v1.NotifyChannel\022:\n\006lab"
+  "els\030\006 \003(\0132*.greptime.v1.CreateTriggerExp"
+  "r.LabelsEntry\022D\n\013annotations\030\007 \003(\0132/.gre"
+  "ptime.v1.CreateTriggerExpr.AnnotationsEn"
+  "try\022+\n\010interval\030\010 \001(\0132\031.google.protobuf."
+  "Duration\022\031\n\021raw_interval_expr\030\t \001(\t\032-\n\013L"
+  "abelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002"
+  "8\001\0322\n\020AnnotationsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005v"
+  "alue\030\002 \001(\t:\0028\001\"]\n\rNotifyChannel\022\014\n\004name\030"
+  "\001 \001(\t\022.\n\007webhook\030\002 \001(\0132\033.greptime.v1.Web"
+  "hookOptionsH\000B\016\n\014channel_type\"\177\n\016Webhook"
+  "Options\022\013\n\003url\030\001 \001(\t\0223\n\004opts\030\002 \003(\0132%.gre"
+  "ptime.v1.WebhookOptions.OptsEntry\032+\n\tOpt"
+  "sEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"U"
+  "\n\017DropTriggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022"
+  "\024\n\014trigger_name\030\002 \001(\t\022\026\n\016drop_if_exists\030"
+  "\003 \001(\010*$\n\010Analyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINES"
+  "E\020\001*)\n\017FulltextBackend\022\013\n\007TANTIVY\020\000\022\t\n\005B"
+  "LOOM\020\001*%\n\021SkippingIndexType\022\020\n\014BLOOM_FIL"
+  "TER\020\000BL\n\016io.greptime.v1B\003DdlZ5github.com"
+  "/GreptimeTeam/greptime-proto/go/greptime"
+  "/v1b\006proto3"
   ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fddl_2eproto_deps[2] = {
   &::descriptor_table_google_2fprotobuf_2fduration_2eproto,
@@ -1585,7 +1588,7 @@ static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fddl
 };
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fddl_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fddl_2eproto = {
-    false, false, 7001, descriptor_table_protodef_greptime_2fv1_2fddl_2eproto,
+    false, false, 7051, descriptor_table_protodef_greptime_2fv1_2fddl_2eproto,
     "greptime/v1/ddl.proto",
     &descriptor_table_greptime_2fv1_2fddl_2eproto_once, descriptor_table_greptime_2fv1_2fddl_2eproto_deps, 2, 52,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fddl_2eproto::offsets,
@@ -2452,6 +2455,7 @@ class CreateFlowExpr::_Internal {
  public:
   static const ::greptime::v1::TableName& sink_table_name(const CreateFlowExpr* msg);
   static const ::greptime::v1::ExpireAfter& expire_after(const CreateFlowExpr* msg);
+  static const ::greptime::v1::EvalInterval& eval_interval(const CreateFlowExpr* msg);
 };
 
 const ::greptime::v1::TableName&
@@ -2462,6 +2466,10 @@ const ::greptime::v1::ExpireAfter&
 CreateFlowExpr::_Internal::expire_after(const CreateFlowExpr* msg) {
   return *msg->_impl_.expire_after_;
 }
+const ::greptime::v1::EvalInterval&
+CreateFlowExpr::_Internal::eval_interval(const CreateFlowExpr* msg) {
+  return *msg->_impl_.eval_interval_;
+}
 void CreateFlowExpr::clear_source_table_names() {
   _impl_.source_table_names_.Clear();
 }
@@ -2477,6 +2485,12 @@ void CreateFlowExpr::clear_expire_after() {
   }
   _impl_.expire_after_ = nullptr;
 }
+void CreateFlowExpr::clear_eval_interval() {
+  if (GetArenaForAllocation() == nullptr && _impl_.eval_interval_ != nullptr) {
+    delete _impl_.eval_interval_;
+  }
+  _impl_.eval_interval_ = nullptr;
+}
 CreateFlowExpr::CreateFlowExpr(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                          bool is_message_owned)
   : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
@@ -2498,6 +2512,7 @@ CreateFlowExpr::CreateFlowExpr(const CreateFlowExpr& from)
     , decltype(_impl_.sql_){}
     , decltype(_impl_.sink_table_name_){nullptr}
     , decltype(_impl_.expire_after_){nullptr}
+    , decltype(_impl_.eval_interval_){nullptr}
     , decltype(_impl_.or_replace_){}
     , decltype(_impl_.create_if_not_exists_){}
     , /*decltype(_impl_._cached_size_)*/{}};
@@ -2542,6 +2557,9 @@ CreateFlowExpr::CreateFlowExpr(const CreateFlowExpr& from)
   if (from._internal_has_expire_after()) {
     _this->_impl_.expire_after_ = new ::greptime::v1::ExpireAfter(*from._impl_.expire_after_);
   }
+  if (from._internal_has_eval_interval()) {
+    _this->_impl_.eval_interval_ = new ::greptime::v1::EvalInterval(*from._impl_.eval_interval_);
+  }
   ::memcpy(&_impl_.or_replace_, &from._impl_.or_replace_,
     static_cast<size_t>(reinterpret_cast<char*>(&_impl_.create_if_not_exists_) -
     reinterpret_cast<char*>(&_impl_.or_replace_)) + sizeof(_impl_.create_if_not_exists_));
@@ -2561,6 +2579,7 @@ inline void CreateFlowExpr::SharedCtor(
     , decltype(_impl_.sql_){}
     , decltype(_impl_.sink_table_name_){nullptr}
     , decltype(_impl_.expire_after_){nullptr}
+    , decltype(_impl_.eval_interval_){nullptr}
     , decltype(_impl_.or_replace_){false}
     , decltype(_impl_.create_if_not_exists_){false}
     , /*decltype(_impl_._cached_size_)*/{}
@@ -2604,6 +2623,7 @@ inline void CreateFlowExpr::SharedDtor() {
   _impl_.sql_.Destroy();
   if (this != internal_default_instance()) delete _impl_.sink_table_name_;
   if (this != internal_default_instance()) delete _impl_.expire_after_;
+  if (this != internal_default_instance()) delete _impl_.eval_interval_;
 }
 
 void CreateFlowExpr::ArenaDtor(void* object) {
@@ -2634,6 +2654,10 @@ void CreateFlowExpr::Clear() {
     delete _impl_.expire_after_;
   }
   _impl_.expire_after_ = nullptr;
+  if (GetArenaForAllocation() == nullptr && _impl_.eval_interval_ != nullptr) {
+    delete _impl_.eval_interval_;
+  }
+  _impl_.eval_interval_ = nullptr;
   ::memset(&_impl_.or_replace_, 0, static_cast<size_t>(
       reinterpret_cast<char*>(&_impl_.create_if_not_exists_) -
       reinterpret_cast<char*>(&_impl_.or_replace_)) + sizeof(_impl_.create_if_not_exists_));
@@ -2744,6 +2768,14 @@ const char* CreateFlowExpr::_InternalParse(const char* ptr, ::_pbi::ParseContext
         } else
           goto handle_unusual;
         continue;
+      // .greptime.v1.EvalInterval eval_interval = 11;
+      case 11:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 90)) {
+          ptr = ctx->ParseMessage(_internal_mutable_eval_interval(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -2877,6 +2909,13 @@ uint8_t* CreateFlowExpr::_InternalSerialize(
     }
   }
 
+  // .greptime.v1.EvalInterval eval_interval = 11;
+  if (this->_internal_has_eval_interval()) {
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(11, _Internal::eval_interval(this),
+        _Internal::eval_interval(this).GetCachedSize(), target, stream);
+  }
+
   if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
     target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
         _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
@@ -2951,6 +2990,13 @@ size_t CreateFlowExpr::ByteSizeLong() const {
         *_impl_.expire_after_);
   }
 
+  // .greptime.v1.EvalInterval eval_interval = 11;
+  if (this->_internal_has_eval_interval()) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+        *_impl_.eval_interval_);
+  }
+
   // bool or_replace = 5;
   if (this->_internal_or_replace() != 0) {
     total_size += 1 + 1;
@@ -3001,6 +3047,10 @@ void CreateFlowExpr::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const :
     _this->_internal_mutable_expire_after()->::greptime::v1::ExpireAfter::MergeFrom(
         from._internal_expire_after());
   }
+  if (from._internal_has_eval_interval()) {
+    _this->_internal_mutable_eval_interval()->::greptime::v1::EvalInterval::MergeFrom(
+        from._internal_eval_interval());
+  }
   if (from._internal_or_replace() != 0) {
     _this->_internal_set_or_replace(from._internal_or_replace());
   }
diff --git a/c++/greptime/v1/ddl.pb.h b/c++/greptime/v1/ddl.pb.h
index 153e1c8..22a59e3 100644
--- a/c++/greptime/v1/ddl.pb.h
+++ b/c++/greptime/v1/ddl.pb.h
@@ -900,6 +900,7 @@ class CreateFlowExpr final :
     kSqlFieldNumber = 9,
     kSinkTableNameFieldNumber = 4,
     kExpireAfterFieldNumber = 7,
+    kEvalIntervalFieldNumber = 11,
     kOrReplaceFieldNumber = 5,
     kCreateIfNotExistsFieldNumber = 6,
   };
@@ -1030,6 +1031,24 @@ class CreateFlowExpr final :
       ::greptime::v1::ExpireAfter* expire_after);
   ::greptime::v1::ExpireAfter* unsafe_arena_release_expire_after();
 
+  // .greptime.v1.EvalInterval eval_interval = 11;
+  bool has_eval_interval() const;
+  private:
+  bool _internal_has_eval_interval() const;
+  public:
+  void clear_eval_interval();
+  const ::greptime::v1::EvalInterval& eval_interval() const;
+  PROTOBUF_NODISCARD ::greptime::v1::EvalInterval* release_eval_interval();
+  ::greptime::v1::EvalInterval* mutable_eval_interval();
+  void set_allocated_eval_interval(::greptime::v1::EvalInterval* eval_interval);
+  private:
+  const ::greptime::v1::EvalInterval& _internal_eval_interval() const;
+  ::greptime::v1::EvalInterval* _internal_mutable_eval_interval();
+  public:
+  void unsafe_arena_set_allocated_eval_interval(
+      ::greptime::v1::EvalInterval* eval_interval);
+  ::greptime::v1::EvalInterval* unsafe_arena_release_eval_interval();
+
   // bool or_replace = 5;
   void clear_or_replace();
   bool or_replace() const;
@@ -1068,6 +1087,7 @@ class CreateFlowExpr final :
     ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr sql_;
     ::greptime::v1::TableName* sink_table_name_;
     ::greptime::v1::ExpireAfter* expire_after_;
+    ::greptime::v1::EvalInterval* eval_interval_;
     bool or_replace_;
     bool create_if_not_exists_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
@@ -10880,6 +10900,91 @@ inline void CreateFlowExpr::set_allocated_expire_after(::greptime::v1::ExpireAft
   // @@protoc_insertion_point(field_set_allocated:greptime.v1.CreateFlowExpr.expire_after)
 }
 
+// .greptime.v1.EvalInterval eval_interval = 11;
+inline bool CreateFlowExpr::_internal_has_eval_interval() const {
+  return this != internal_default_instance() && _impl_.eval_interval_ != nullptr;
+}
+inline bool CreateFlowExpr::has_eval_interval() const {
+  return _internal_has_eval_interval();
+}
+inline const ::greptime::v1::EvalInterval& CreateFlowExpr::_internal_eval_interval() const {
+  const ::greptime::v1::EvalInterval* p = _impl_.eval_interval_;
+  return p != nullptr ? *p : reinterpret_cast<const ::greptime::v1::EvalInterval&>(
+      ::greptime::v1::_EvalInterval_default_instance_);
+}
+inline const ::greptime::v1::EvalInterval& CreateFlowExpr::eval_interval() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.CreateFlowExpr.eval_interval)
+  return _internal_eval_interval();
+}
+inline void CreateFlowExpr::unsafe_arena_set_allocated_eval_interval(
+    ::greptime::v1::EvalInterval* eval_interval) {
+  if (GetArenaForAllocation() == nullptr) {
+    delete reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(_impl_.eval_interval_);
+  }
+  _impl_.eval_interval_ = eval_interval;
+  if (eval_interval) {
+    
+  } else {
+    
+  }
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.CreateFlowExpr.eval_interval)
+}
+inline ::greptime::v1::EvalInterval* CreateFlowExpr::release_eval_interval() {
+  
+  ::greptime::v1::EvalInterval* temp = _impl_.eval_interval_;
+  _impl_.eval_interval_ = nullptr;
+#ifdef PROTOBUF_FORCE_COPY_IN_RELEASE
+  auto* old =  reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(temp);
+  temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+  if (GetArenaForAllocation() == nullptr) { delete old; }
+#else  // PROTOBUF_FORCE_COPY_IN_RELEASE
+  if (GetArenaForAllocation() != nullptr) {
+    temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+  }
+#endif  // !PROTOBUF_FORCE_COPY_IN_RELEASE
+  return temp;
+}
+inline ::greptime::v1::EvalInterval* CreateFlowExpr::unsafe_arena_release_eval_interval() {
+  // @@protoc_insertion_point(field_release:greptime.v1.CreateFlowExpr.eval_interval)
+  
+  ::greptime::v1::EvalInterval* temp = _impl_.eval_interval_;
+  _impl_.eval_interval_ = nullptr;
+  return temp;
+}
+inline ::greptime::v1::EvalInterval* CreateFlowExpr::_internal_mutable_eval_interval() {
+  
+  if (_impl_.eval_interval_ == nullptr) {
+    auto* p = CreateMaybeMessage<::greptime::v1::EvalInterval>(GetArenaForAllocation());
+    _impl_.eval_interval_ = p;
+  }
+  return _impl_.eval_interval_;
+}
+inline ::greptime::v1::EvalInterval* CreateFlowExpr::mutable_eval_interval() {
+  ::greptime::v1::EvalInterval* _msg = _internal_mutable_eval_interval();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.CreateFlowExpr.eval_interval)
+  return _msg;
+}
+inline void CreateFlowExpr::set_allocated_eval_interval(::greptime::v1::EvalInterval* eval_interval) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  if (message_arena == nullptr) {
+    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(_impl_.eval_interval_);
+  }
+  if (eval_interval) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+        ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(
+                reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(eval_interval));
+    if (message_arena != submessage_arena) {
+      eval_interval = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, eval_interval, submessage_arena);
+    }
+    
+  } else {
+    
+  }
+  _impl_.eval_interval_ = eval_interval;
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.CreateFlowExpr.eval_interval)
+}
+
 // string comment = 8;
 inline void CreateFlowExpr::clear_comment() {
   _impl_.comment_.ClearToEmpty();
diff --git a/c++/greptime/v1/flow/server.pb.cc b/c++/greptime/v1/flow/server.pb.cc
index 3234fff..386fe64 100644
--- a/c++/greptime/v1/flow/server.pb.cc
+++ b/c++/greptime/v1/flow/server.pb.cc
@@ -165,6 +165,7 @@ PROTOBUF_CONSTEXPR CreateRequest::CreateRequest(
   , /*decltype(_impl_.flow_id_)*/nullptr
   , /*decltype(_impl_.sink_table_name_)*/nullptr
   , /*decltype(_impl_.expire_after_)*/nullptr
+  , /*decltype(_impl_.eval_interval_)*/nullptr
   , /*decltype(_impl_.create_if_not_exists_)*/false
   , /*decltype(_impl_.or_replace_)*/false
   , /*decltype(_impl_._cached_size_)*/{}} {}
@@ -311,6 +312,7 @@ const uint32_t TableStruct_greptime_2fv1_2fflow_2fserver_2eproto::offsets[] PROT
   PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.sink_table_name_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.create_if_not_exists_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.expire_after_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.eval_interval_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.comment_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.sql_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::flow::CreateRequest, _impl_.flow_options_),
@@ -342,8 +344,8 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
   { 69, -1, -1, sizeof(::greptime::v1::flow::FlowResponse)},
   { 79, 87, -1, sizeof(::greptime::v1::flow::CreateRequest_FlowOptionsEntry_DoNotUse)},
   { 89, -1, -1, sizeof(::greptime::v1::flow::CreateRequest)},
-  { 104, -1, -1, sizeof(::greptime::v1::flow::DropRequest)},
-  { 111, -1, -1, sizeof(::greptime::v1::flow::FlushFlow)},
+  { 105, -1, -1, sizeof(::greptime::v1::flow::DropRequest)},
+  { 112, -1, -1, sizeof(::greptime::v1::flow::FlushFlow)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -389,30 +391,31 @@ const char descriptor_table_protodef_greptime_2fv1_2fflow_2fserver_2eproto[] PRO
   "ected_flows\030\003 \003(\0132\023.greptime.v1.FlowId\022B"
   "\n\nextensions\030\004 \003(\0132..greptime.v1.flow.Fl"
   "owResponse.ExtensionsEntry\0321\n\017Extensions"
-  "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"\222\003"
+  "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"\304\003"
   "\n\rCreateRequest\022$\n\007flow_id\030\001 \001(\0132\023.grept"
   "ime.v1.FlowId\022.\n\020source_table_ids\030\002 \003(\0132"
   "\024.greptime.v1.TableId\022/\n\017sink_table_name"
   "\030\003 \001(\0132\026.greptime.v1.TableName\022\034\n\024create"
   "_if_not_exists\030\004 \001(\010\022.\n\014expire_after\030\005 \001"
-  "(\0132\030.greptime.v1.ExpireAfter\022\017\n\007comment\030"
-  "\006 \001(\t\022\013\n\003sql\030\007 \001(\t\022F\n\014flow_options\030\010 \003(\013"
-  "20.greptime.v1.flow.CreateRequest.FlowOp"
-  "tionsEntry\022\022\n\nor_replace\030\t \001(\010\0322\n\020FlowOp"
-  "tionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002"
-  "8\001\"3\n\013DropRequest\022$\n\007flow_id\030\001 \001(\0132\023.gre"
-  "ptime.v1.FlowId\"1\n\tFlushFlow\022$\n\007flow_id\030"
-  "\001 \001(\0132\023.greptime.v1.FlowId2\230\002\n\004Flow\022S\n\022H"
-  "andleCreateRemove\022\035.greptime.v1.flow.Flo"
-  "wRequest\032\036.greptime.v1.flow.FlowResponse"
-  "\022W\n\023HandleMirrorRequest\022 .greptime.v1.fl"
-  "ow.InsertRequests\032\036.greptime.v1.flow.Flo"
-  "wResponse\022b\n\031HandleMarkDirtyTimeWindow\022%"
-  ".greptime.v1.flow.DirtyWindowRequests\032\036."
-  "greptime.v1.flow.FlowResponseBY\n\023io.grep"
-  "time.v1.flowB\006ServerZ:github.com/Greptim"
-  "eTeam/greptime-proto/go/greptime/v1/flow"
-  "b\006proto3"
+  "(\0132\030.greptime.v1.ExpireAfter\0220\n\reval_int"
+  "erval\030\n \001(\0132\031.greptime.v1.EvalInterval\022\017"
+  "\n\007comment\030\006 \001(\t\022\013\n\003sql\030\007 \001(\t\022F\n\014flow_opt"
+  "ions\030\010 \003(\01320.greptime.v1.flow.CreateRequ"
+  "est.FlowOptionsEntry\022\022\n\nor_replace\030\t \001(\010"
+  "\0322\n\020FlowOptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005val"
+  "ue\030\002 \001(\t:\0028\001\"3\n\013DropRequest\022$\n\007flow_id\030\001"
+  " \001(\0132\023.greptime.v1.FlowId\"1\n\tFlushFlow\022$"
+  "\n\007flow_id\030\001 \001(\0132\023.greptime.v1.FlowId2\230\002\n"
+  "\004Flow\022S\n\022HandleCreateRemove\022\035.greptime.v"
+  "1.flow.FlowRequest\032\036.greptime.v1.flow.Fl"
+  "owResponse\022W\n\023HandleMirrorRequest\022 .grep"
+  "time.v1.flow.InsertRequests\032\036.greptime.v"
+  "1.flow.FlowResponse\022b\n\031HandleMarkDirtyTi"
+  "meWindow\022%.greptime.v1.flow.DirtyWindowR"
+  "equests\032\036.greptime.v1.flow.FlowResponseB"
+  "Y\n\023io.greptime.v1.flowB\006ServerZ:github.c"
+  "om/GreptimeTeam/greptime-proto/go/grepti"
+  "me/v1/flowb\006proto3"
   ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fflow_2fserver_2eproto_deps[3] = {
   &::descriptor_table_greptime_2fv1_2fcommon_2eproto,
@@ -421,7 +424,7 @@ static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fflo
 };
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fflow_2fserver_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fflow_2fserver_2eproto = {
-    false, false, 1968, descriptor_table_protodef_greptime_2fv1_2fflow_2fserver_2eproto,
+    false, false, 2018, descriptor_table_protodef_greptime_2fv1_2fflow_2fserver_2eproto,
     "greptime/v1/flow/server.proto",
     &descriptor_table_greptime_2fv1_2fflow_2fserver_2eproto_once, descriptor_table_greptime_2fv1_2fflow_2fserver_2eproto_deps, 3, 13,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fflow_2fserver_2eproto::offsets,
@@ -2310,6 +2313,7 @@ class CreateRequest::_Internal {
   static const ::greptime::v1::FlowId& flow_id(const CreateRequest* msg);
   static const ::greptime::v1::TableName& sink_table_name(const CreateRequest* msg);
   static const ::greptime::v1::ExpireAfter& expire_after(const CreateRequest* msg);
+  static const ::greptime::v1::EvalInterval& eval_interval(const CreateRequest* msg);
 };
 
 const ::greptime::v1::FlowId&
@@ -2324,6 +2328,10 @@ const ::greptime::v1::ExpireAfter&
 CreateRequest::_Internal::expire_after(const CreateRequest* msg) {
   return *msg->_impl_.expire_after_;
 }
+const ::greptime::v1::EvalInterval&
+CreateRequest::_Internal::eval_interval(const CreateRequest* msg) {
+  return *msg->_impl_.eval_interval_;
+}
 void CreateRequest::clear_flow_id() {
   if (GetArenaForAllocation() == nullptr && _impl_.flow_id_ != nullptr) {
     delete _impl_.flow_id_;
@@ -2345,6 +2353,12 @@ void CreateRequest::clear_expire_after() {
   }
   _impl_.expire_after_ = nullptr;
 }
+void CreateRequest::clear_eval_interval() {
+  if (GetArenaForAllocation() == nullptr && _impl_.eval_interval_ != nullptr) {
+    delete _impl_.eval_interval_;
+  }
+  _impl_.eval_interval_ = nullptr;
+}
 CreateRequest::CreateRequest(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                          bool is_message_owned)
   : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
@@ -2365,6 +2379,7 @@ CreateRequest::CreateRequest(const CreateRequest& from)
     , decltype(_impl_.flow_id_){nullptr}
     , decltype(_impl_.sink_table_name_){nullptr}
     , decltype(_impl_.expire_after_){nullptr}
+    , decltype(_impl_.eval_interval_){nullptr}
     , decltype(_impl_.create_if_not_exists_){}
     , decltype(_impl_.or_replace_){}
     , /*decltype(_impl_._cached_size_)*/{}};
@@ -2396,6 +2411,9 @@ CreateRequest::CreateRequest(const CreateRequest& from)
   if (from._internal_has_expire_after()) {
     _this->_impl_.expire_after_ = new ::greptime::v1::ExpireAfter(*from._impl_.expire_after_);
   }
+  if (from._internal_has_eval_interval()) {
+    _this->_impl_.eval_interval_ = new ::greptime::v1::EvalInterval(*from._impl_.eval_interval_);
+  }
   ::memcpy(&_impl_.create_if_not_exists_, &from._impl_.create_if_not_exists_,
     static_cast<size_t>(reinterpret_cast<char*>(&_impl_.or_replace_) -
     reinterpret_cast<char*>(&_impl_.create_if_not_exists_)) + sizeof(_impl_.or_replace_));
@@ -2414,6 +2432,7 @@ inline void CreateRequest::SharedCtor(
     , decltype(_impl_.flow_id_){nullptr}
     , decltype(_impl_.sink_table_name_){nullptr}
     , decltype(_impl_.expire_after_){nullptr}
+    , decltype(_impl_.eval_interval_){nullptr}
     , decltype(_impl_.create_if_not_exists_){false}
     , decltype(_impl_.or_replace_){false}
     , /*decltype(_impl_._cached_size_)*/{}
@@ -2448,6 +2467,7 @@ inline void CreateRequest::SharedDtor() {
   if (this != internal_default_instance()) delete _impl_.flow_id_;
   if (this != internal_default_instance()) delete _impl_.sink_table_name_;
   if (this != internal_default_instance()) delete _impl_.expire_after_;
+  if (this != internal_default_instance()) delete _impl_.eval_interval_;
 }
 
 void CreateRequest::ArenaDtor(void* object) {
@@ -2480,6 +2500,10 @@ void CreateRequest::Clear() {
     delete _impl_.expire_after_;
   }
   _impl_.expire_after_ = nullptr;
+  if (GetArenaForAllocation() == nullptr && _impl_.eval_interval_ != nullptr) {
+    delete _impl_.eval_interval_;
+  }
+  _impl_.eval_interval_ = nullptr;
   ::memset(&_impl_.create_if_not_exists_, 0, static_cast<size_t>(
       reinterpret_cast<char*>(&_impl_.or_replace_) -
       reinterpret_cast<char*>(&_impl_.create_if_not_exists_)) + sizeof(_impl_.or_replace_));
@@ -2578,6 +2602,14 @@ const char* CreateRequest::_InternalParse(const char* ptr, ::_pbi::ParseContext*
         } else
           goto handle_unusual;
         continue;
+      // .greptime.v1.EvalInterval eval_interval = 10;
+      case 10:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 82)) {
+          ptr = ctx->ParseMessage(_internal_mutable_eval_interval(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -2698,6 +2730,13 @@ uint8_t* CreateRequest::_InternalSerialize(
     target = ::_pbi::WireFormatLite::WriteBoolToArray(9, this->_internal_or_replace(), target);
   }
 
+  // .greptime.v1.EvalInterval eval_interval = 10;
+  if (this->_internal_has_eval_interval()) {
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(10, _Internal::eval_interval(this),
+        _Internal::eval_interval(this).GetCachedSize(), target, stream);
+  }
+
   if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
     target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
         _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
@@ -2765,6 +2804,13 @@ size_t CreateRequest::ByteSizeLong() const {
         *_impl_.expire_after_);
   }
 
+  // .greptime.v1.EvalInterval eval_interval = 10;
+  if (this->_internal_has_eval_interval()) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+        *_impl_.eval_interval_);
+  }
+
   // bool create_if_not_exists = 4;
   if (this->_internal_create_if_not_exists() != 0) {
     total_size += 1 + 1;
@@ -2813,6 +2859,10 @@ void CreateRequest::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::
     _this->_internal_mutable_expire_after()->::greptime::v1::ExpireAfter::MergeFrom(
         from._internal_expire_after());
   }
+  if (from._internal_has_eval_interval()) {
+    _this->_internal_mutable_eval_interval()->::greptime::v1::EvalInterval::MergeFrom(
+        from._internal_eval_interval());
+  }
   if (from._internal_create_if_not_exists() != 0) {
     _this->_internal_set_create_if_not_exists(from._internal_create_if_not_exists());
   }
diff --git a/c++/greptime/v1/flow/server.pb.h b/c++/greptime/v1/flow/server.pb.h
index 997ff95..06d0f3e 100644
--- a/c++/greptime/v1/flow/server.pb.h
+++ b/c++/greptime/v1/flow/server.pb.h
@@ -1619,6 +1619,7 @@ class CreateRequest final :
     kFlowIdFieldNumber = 1,
     kSinkTableNameFieldNumber = 3,
     kExpireAfterFieldNumber = 5,
+    kEvalIntervalFieldNumber = 10,
     kCreateIfNotExistsFieldNumber = 4,
     kOrReplaceFieldNumber = 9,
   };
@@ -1739,6 +1740,24 @@ class CreateRequest final :
       ::greptime::v1::ExpireAfter* expire_after);
   ::greptime::v1::ExpireAfter* unsafe_arena_release_expire_after();
 
+  // .greptime.v1.EvalInterval eval_interval = 10;
+  bool has_eval_interval() const;
+  private:
+  bool _internal_has_eval_interval() const;
+  public:
+  void clear_eval_interval();
+  const ::greptime::v1::EvalInterval& eval_interval() const;
+  PROTOBUF_NODISCARD ::greptime::v1::EvalInterval* release_eval_interval();
+  ::greptime::v1::EvalInterval* mutable_eval_interval();
+  void set_allocated_eval_interval(::greptime::v1::EvalInterval* eval_interval);
+  private:
+  const ::greptime::v1::EvalInterval& _internal_eval_interval() const;
+  ::greptime::v1::EvalInterval* _internal_mutable_eval_interval();
+  public:
+  void unsafe_arena_set_allocated_eval_interval(
+      ::greptime::v1::EvalInterval* eval_interval);
+  ::greptime::v1::EvalInterval* unsafe_arena_release_eval_interval();
+
   // bool create_if_not_exists = 4;
   void clear_create_if_not_exists();
   bool create_if_not_exists() const;
@@ -1776,6 +1795,7 @@ class CreateRequest final :
     ::greptime::v1::FlowId* flow_id_;
     ::greptime::v1::TableName* sink_table_name_;
     ::greptime::v1::ExpireAfter* expire_after_;
+    ::greptime::v1::EvalInterval* eval_interval_;
     bool create_if_not_exists_;
     bool or_replace_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
@@ -3312,6 +3332,91 @@ inline void CreateRequest::set_allocated_expire_after(::greptime::v1::ExpireAfte
   // @@protoc_insertion_point(field_set_allocated:greptime.v1.flow.CreateRequest.expire_after)
 }
 
+// .greptime.v1.EvalInterval eval_interval = 10;
+inline bool CreateRequest::_internal_has_eval_interval() const {
+  return this != internal_default_instance() && _impl_.eval_interval_ != nullptr;
+}
+inline bool CreateRequest::has_eval_interval() const {
+  return _internal_has_eval_interval();
+}
+inline const ::greptime::v1::EvalInterval& CreateRequest::_internal_eval_interval() const {
+  const ::greptime::v1::EvalInterval* p = _impl_.eval_interval_;
+  return p != nullptr ? *p : reinterpret_cast<const ::greptime::v1::EvalInterval&>(
+      ::greptime::v1::_EvalInterval_default_instance_);
+}
+inline const ::greptime::v1::EvalInterval& CreateRequest::eval_interval() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.flow.CreateRequest.eval_interval)
+  return _internal_eval_interval();
+}
+inline void CreateRequest::unsafe_arena_set_allocated_eval_interval(
+    ::greptime::v1::EvalInterval* eval_interval) {
+  if (GetArenaForAllocation() == nullptr) {
+    delete reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(_impl_.eval_interval_);
+  }
+  _impl_.eval_interval_ = eval_interval;
+  if (eval_interval) {
+    
+  } else {
+    
+  }
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.flow.CreateRequest.eval_interval)
+}
+inline ::greptime::v1::EvalInterval* CreateRequest::release_eval_interval() {
+  
+  ::greptime::v1::EvalInterval* temp = _impl_.eval_interval_;
+  _impl_.eval_interval_ = nullptr;
+#ifdef PROTOBUF_FORCE_COPY_IN_RELEASE
+  auto* old =  reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(temp);
+  temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+  if (GetArenaForAllocation() == nullptr) { delete old; }
+#else  // PROTOBUF_FORCE_COPY_IN_RELEASE
+  if (GetArenaForAllocation() != nullptr) {
+    temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+  }
+#endif  // !PROTOBUF_FORCE_COPY_IN_RELEASE
+  return temp;
+}
+inline ::greptime::v1::EvalInterval* CreateRequest::unsafe_arena_release_eval_interval() {
+  // @@protoc_insertion_point(field_release:greptime.v1.flow.CreateRequest.eval_interval)
+  
+  ::greptime::v1::EvalInterval* temp = _impl_.eval_interval_;
+  _impl_.eval_interval_ = nullptr;
+  return temp;
+}
+inline ::greptime::v1::EvalInterval* CreateRequest::_internal_mutable_eval_interval() {
+  
+  if (_impl_.eval_interval_ == nullptr) {
+    auto* p = CreateMaybeMessage<::greptime::v1::EvalInterval>(GetArenaForAllocation());
+    _impl_.eval_interval_ = p;
+  }
+  return _impl_.eval_interval_;
+}
+inline ::greptime::v1::EvalInterval* CreateRequest::mutable_eval_interval() {
+  ::greptime::v1::EvalInterval* _msg = _internal_mutable_eval_interval();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.flow.CreateRequest.eval_interval)
+  return _msg;
+}
+inline void CreateRequest::set_allocated_eval_interval(::greptime::v1::EvalInterval* eval_interval) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  if (message_arena == nullptr) {
+    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(_impl_.eval_interval_);
+  }
+  if (eval_interval) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+        ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(
+                reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(eval_interval));
+    if (message_arena != submessage_arena) {
+      eval_interval = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, eval_interval, submessage_arena);
+    }
+    
+  } else {
+    
+  }
+  _impl_.eval_interval_ = eval_interval;
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.flow.CreateRequest.eval_interval)
+}
+
 // string comment = 6;
 inline void CreateRequest::clear_comment() {
   _impl_.comment_.ClearToEmpty();
diff --git a/go/greptime/v1/common.pb.go b/go/greptime/v1/common.pb.go
index 6727b02..bf4d384 100644
--- a/go/greptime/v1/common.pb.go
+++ b/go/greptime/v1/common.pb.go
@@ -1094,6 +1094,54 @@ func (x *ExpireAfter) GetValue() int64 {
 	return 0
 }
 
+// Eval Interval in seconds
+type EvalInterval struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Seconds int64 `protobuf:"varint,1,opt,name=seconds,proto3" json:"seconds,omitempty"`
+}
+
+func (x *EvalInterval) Reset() {
+	*x = EvalInterval{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_greptime_v1_common_proto_msgTypes[13]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *EvalInterval) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*EvalInterval) ProtoMessage() {}
+
+func (x *EvalInterval) ProtoReflect() protoreflect.Message {
+	mi := &file_greptime_v1_common_proto_msgTypes[13]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use EvalInterval.ProtoReflect.Descriptor instead.
+func (*EvalInterval) Descriptor() ([]byte, []int) {
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{13}
+}
+
+func (x *EvalInterval) GetSeconds() int64 {
+	if x != nil {
+		return x.Seconds
+	}
+	return 0
+}
+
 type FlightMetadata struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1106,7 +1154,7 @@ type FlightMetadata struct {
 func (x *FlightMetadata) Reset() {
 	*x = FlightMetadata{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[13]
+		mi := &file_greptime_v1_common_proto_msgTypes[14]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1119,7 +1167,7 @@ func (x *FlightMetadata) String() string {
 func (*FlightMetadata) ProtoMessage() {}
 
 func (x *FlightMetadata) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[13]
+	mi := &file_greptime_v1_common_proto_msgTypes[14]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1132,7 +1180,7 @@ func (x *FlightMetadata) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FlightMetadata.ProtoReflect.Descriptor instead.
 func (*FlightMetadata) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{13}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{14}
 }
 
 func (x *FlightMetadata) GetAffectedRows() *AffectedRows {
@@ -1162,7 +1210,7 @@ type IntervalMonthDayNano struct {
 func (x *IntervalMonthDayNano) Reset() {
 	*x = IntervalMonthDayNano{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[14]
+		mi := &file_greptime_v1_common_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1175,7 +1223,7 @@ func (x *IntervalMonthDayNano) String() string {
 func (*IntervalMonthDayNano) ProtoMessage() {}
 
 func (x *IntervalMonthDayNano) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[14]
+	mi := &file_greptime_v1_common_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1188,7 +1236,7 @@ func (x *IntervalMonthDayNano) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use IntervalMonthDayNano.ProtoReflect.Descriptor instead.
 func (*IntervalMonthDayNano) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{14}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *IntervalMonthDayNano) GetMonths() int32 {
@@ -1224,7 +1272,7 @@ type TimeRange struct {
 func (x *TimeRange) Reset() {
 	*x = TimeRange{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[15]
+		mi := &file_greptime_v1_common_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1237,7 +1285,7 @@ func (x *TimeRange) String() string {
 func (*TimeRange) ProtoMessage() {}
 
 func (x *TimeRange) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[15]
+	mi := &file_greptime_v1_common_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1250,7 +1298,7 @@ func (x *TimeRange) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TimeRange.ProtoReflect.Descriptor instead.
 func (*TimeRange) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{15}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{16}
 }
 
 func (x *TimeRange) GetStart() int64 {
@@ -1280,7 +1328,7 @@ type TimeRanges struct {
 func (x *TimeRanges) Reset() {
 	*x = TimeRanges{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[16]
+		mi := &file_greptime_v1_common_proto_msgTypes[17]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1293,7 +1341,7 @@ func (x *TimeRanges) String() string {
 func (*TimeRanges) ProtoMessage() {}
 
 func (x *TimeRanges) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[16]
+	mi := &file_greptime_v1_common_proto_msgTypes[17]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1306,7 +1354,7 @@ func (x *TimeRanges) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TimeRanges.ProtoReflect.Descriptor instead.
 func (*TimeRanges) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{16}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{17}
 }
 
 func (x *TimeRanges) GetTimeUnit() TimeUnit {
@@ -1336,7 +1384,7 @@ type Decimal128 struct {
 func (x *Decimal128) Reset() {
 	*x = Decimal128{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[17]
+		mi := &file_greptime_v1_common_proto_msgTypes[18]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1349,7 +1397,7 @@ func (x *Decimal128) String() string {
 func (*Decimal128) ProtoMessage() {}
 
 func (x *Decimal128) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[17]
+	mi := &file_greptime_v1_common_proto_msgTypes[18]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1362,7 +1410,7 @@ func (x *Decimal128) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Decimal128.ProtoReflect.Descriptor instead.
 func (*Decimal128) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{17}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{18}
 }
 
 func (x *Decimal128) GetHi() int64 {
@@ -1396,7 +1444,7 @@ type ColumnDataTypeExtension struct {
 func (x *ColumnDataTypeExtension) Reset() {
 	*x = ColumnDataTypeExtension{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[18]
+		mi := &file_greptime_v1_common_proto_msgTypes[19]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1409,7 +1457,7 @@ func (x *ColumnDataTypeExtension) String() string {
 func (*ColumnDataTypeExtension) ProtoMessage() {}
 
 func (x *ColumnDataTypeExtension) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[18]
+	mi := &file_greptime_v1_common_proto_msgTypes[19]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1422,7 +1470,7 @@ func (x *ColumnDataTypeExtension) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ColumnDataTypeExtension.ProtoReflect.Descriptor instead.
 func (*ColumnDataTypeExtension) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{18}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{19}
 }
 
 func (m *ColumnDataTypeExtension) GetTypeExt() isColumnDataTypeExtension_TypeExt {
@@ -1488,7 +1536,7 @@ type DecimalTypeExtension struct {
 func (x *DecimalTypeExtension) Reset() {
 	*x = DecimalTypeExtension{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[19]
+		mi := &file_greptime_v1_common_proto_msgTypes[20]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1501,7 +1549,7 @@ func (x *DecimalTypeExtension) String() string {
 func (*DecimalTypeExtension) ProtoMessage() {}
 
 func (x *DecimalTypeExtension) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[19]
+	mi := &file_greptime_v1_common_proto_msgTypes[20]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1514,7 +1562,7 @@ func (x *DecimalTypeExtension) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DecimalTypeExtension.ProtoReflect.Descriptor instead.
 func (*DecimalTypeExtension) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{19}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{20}
 }
 
 func (x *DecimalTypeExtension) GetPrecision() int32 {
@@ -1542,7 +1590,7 @@ type VectorTypeExtension struct {
 func (x *VectorTypeExtension) Reset() {
 	*x = VectorTypeExtension{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[20]
+		mi := &file_greptime_v1_common_proto_msgTypes[21]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1555,7 +1603,7 @@ func (x *VectorTypeExtension) String() string {
 func (*VectorTypeExtension) ProtoMessage() {}
 
 func (x *VectorTypeExtension) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[20]
+	mi := &file_greptime_v1_common_proto_msgTypes[21]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1568,7 +1616,7 @@ func (x *VectorTypeExtension) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use VectorTypeExtension.ProtoReflect.Descriptor instead.
 func (*VectorTypeExtension) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{20}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{21}
 }
 
 func (x *VectorTypeExtension) GetDim() uint32 {
@@ -1610,7 +1658,7 @@ type ColumnOptions struct {
 func (x *ColumnOptions) Reset() {
 	*x = ColumnOptions{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[21]
+		mi := &file_greptime_v1_common_proto_msgTypes[22]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1623,7 +1671,7 @@ func (x *ColumnOptions) String() string {
 func (*ColumnOptions) ProtoMessage() {}
 
 func (x *ColumnOptions) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[21]
+	mi := &file_greptime_v1_common_proto_msgTypes[22]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1636,7 +1684,7 @@ func (x *ColumnOptions) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ColumnOptions.ProtoReflect.Descriptor instead.
 func (*ColumnOptions) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{21}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{22}
 }
 
 func (x *ColumnOptions) GetOptions() map[string]string {
@@ -1659,7 +1707,7 @@ type ArrowIpc struct {
 func (x *ArrowIpc) Reset() {
 	*x = ArrowIpc{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_common_proto_msgTypes[22]
+		mi := &file_greptime_v1_common_proto_msgTypes[23]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1672,7 +1720,7 @@ func (x *ArrowIpc) String() string {
 func (*ArrowIpc) ProtoMessage() {}
 
 func (x *ArrowIpc) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_common_proto_msgTypes[22]
+	mi := &file_greptime_v1_common_proto_msgTypes[23]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1685,7 +1733,7 @@ func (x *ArrowIpc) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ArrowIpc.ProtoReflect.Descriptor instead.
 func (*ArrowIpc) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_common_proto_rawDescGZIP(), []int{22}
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{23}
 }
 
 func (x *ArrowIpc) GetSchema() []byte {
@@ -1820,120 +1868,123 @@ var file_greptime_v1_common_proto_rawDesc = []byte{
 	0x18, 0x0a, 0x07, 0x6d, 0x65, 0x74, 0x72, 0x69, 0x63, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c,
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 }
 
 var (
@@ -1949,7 +2000,7 @@ func file_greptime_v1_common_proto_rawDescGZIP() []byte {
 }
 
 var file_greptime_v1_common_proto_enumTypes = make([]protoimpl.EnumInfo, 4)
-var file_greptime_v1_common_proto_msgTypes = make([]protoimpl.MessageInfo, 28)
+var file_greptime_v1_common_proto_msgTypes = make([]protoimpl.MessageInfo, 29)
 var file_greptime_v1_common_proto_goTypes = []interface{}{
 	(SemanticType)(0),               // 0: greptime.v1.SemanticType
 	(ColumnDataType)(0),             // 1: greptime.v1.ColumnDataType
@@ -1968,41 +2019,42 @@ var file_greptime_v1_common_proto_goTypes = []interface{}{
 	(*AffectedRows)(nil),            // 14: greptime.v1.AffectedRows
 	(*Metrics)(nil),                 // 15: greptime.v1.Metrics
 	(*ExpireAfter)(nil),             // 16: greptime.v1.ExpireAfter
-	(*FlightMetadata)(nil),          // 17: greptime.v1.FlightMetadata
-	(*IntervalMonthDayNano)(nil),    // 18: greptime.v1.IntervalMonthDayNano
-	(*TimeRange)(nil),               // 19: greptime.v1.TimeRange
-	(*TimeRanges)(nil),              // 20: greptime.v1.TimeRanges
-	(*Decimal128)(nil),              // 21: greptime.v1.Decimal128
-	(*ColumnDataTypeExtension)(nil), // 22: greptime.v1.ColumnDataTypeExtension
-	(*DecimalTypeExtension)(nil),    // 23: greptime.v1.DecimalTypeExtension
-	(*VectorTypeExtension)(nil),     // 24: greptime.v1.VectorTypeExtension
-	(*ColumnOptions)(nil),           // 25: greptime.v1.ColumnOptions
-	(*ArrowIpc)(nil),                // 26: greptime.v1.ArrowIpc
-	nil,                             // 27: greptime.v1.QueryContext.ExtensionsEntry
-	nil,                             // 28: greptime.v1.SnapshotSequences.SstMinSequencesEntry
-	nil,                             // 29: greptime.v1.SnapshotSequences.SnapshotSeqsEntry
-	nil,                             // 30: greptime.v1.RequestHeader.TracingContextEntry
-	nil,                             // 31: greptime.v1.ColumnOptions.OptionsEntry
+	(*EvalInterval)(nil),            // 17: greptime.v1.EvalInterval
+	(*FlightMetadata)(nil),          // 18: greptime.v1.FlightMetadata
+	(*IntervalMonthDayNano)(nil),    // 19: greptime.v1.IntervalMonthDayNano
+	(*TimeRange)(nil),               // 20: greptime.v1.TimeRange
+	(*TimeRanges)(nil),              // 21: greptime.v1.TimeRanges
+	(*Decimal128)(nil),              // 22: greptime.v1.Decimal128
+	(*ColumnDataTypeExtension)(nil), // 23: greptime.v1.ColumnDataTypeExtension
+	(*DecimalTypeExtension)(nil),    // 24: greptime.v1.DecimalTypeExtension
+	(*VectorTypeExtension)(nil),     // 25: greptime.v1.VectorTypeExtension
+	(*ColumnOptions)(nil),           // 26: greptime.v1.ColumnOptions
+	(*ArrowIpc)(nil),                // 27: greptime.v1.ArrowIpc
+	nil,                             // 28: greptime.v1.QueryContext.ExtensionsEntry
+	nil,                             // 29: greptime.v1.SnapshotSequences.SstMinSequencesEntry
+	nil,                             // 30: greptime.v1.SnapshotSequences.SnapshotSeqsEntry
+	nil,                             // 31: greptime.v1.RequestHeader.TracingContextEntry
+	nil,                             // 32: greptime.v1.ColumnOptions.OptionsEntry
 }
 var file_greptime_v1_common_proto_depIdxs = []int32{
-	27, // 0: greptime.v1.QueryContext.extensions:type_name -> greptime.v1.QueryContext.ExtensionsEntry
+	28, // 0: greptime.v1.QueryContext.extensions:type_name -> greptime.v1.QueryContext.ExtensionsEntry
 	5,  // 1: greptime.v1.QueryContext.snapshot_seqs:type_name -> greptime.v1.SnapshotSequences
 	6,  // 2: greptime.v1.QueryContext.explain:type_name -> greptime.v1.ExplainOptions
-	28, // 3: greptime.v1.SnapshotSequences.sst_min_sequences:type_name -> greptime.v1.SnapshotSequences.SstMinSequencesEntry
-	29, // 4: greptime.v1.SnapshotSequences.snapshot_seqs:type_name -> greptime.v1.SnapshotSequences.SnapshotSeqsEntry
+	29, // 3: greptime.v1.SnapshotSequences.sst_min_sequences:type_name -> greptime.v1.SnapshotSequences.SstMinSequencesEntry
+	30, // 4: greptime.v1.SnapshotSequences.snapshot_seqs:type_name -> greptime.v1.SnapshotSequences.SnapshotSeqsEntry
 	10, // 5: greptime.v1.RequestHeader.authorization:type_name -> greptime.v1.AuthHeader
-	30, // 6: greptime.v1.RequestHeader.tracing_context:type_name -> greptime.v1.RequestHeader.TracingContextEntry
+	31, // 6: greptime.v1.RequestHeader.tracing_context:type_name -> greptime.v1.RequestHeader.TracingContextEntry
 	9,  // 7: greptime.v1.ResponseHeader.status:type_name -> greptime.v1.Status
 	11, // 8: greptime.v1.AuthHeader.basic:type_name -> greptime.v1.Basic
 	12, // 9: greptime.v1.AuthHeader.token:type_name -> greptime.v1.Token
 	14, // 10: greptime.v1.FlightMetadata.affected_rows:type_name -> greptime.v1.AffectedRows
 	15, // 11: greptime.v1.FlightMetadata.metrics:type_name -> greptime.v1.Metrics
 	2,  // 12: greptime.v1.TimeRanges.time_unit:type_name -> greptime.v1.TimeUnit
-	19, // 13: greptime.v1.TimeRanges.time_ranges:type_name -> greptime.v1.TimeRange
-	23, // 14: greptime.v1.ColumnDataTypeExtension.decimal_type:type_name -> greptime.v1.DecimalTypeExtension
+	20, // 13: greptime.v1.TimeRanges.time_ranges:type_name -> greptime.v1.TimeRange
+	24, // 14: greptime.v1.ColumnDataTypeExtension.decimal_type:type_name -> greptime.v1.DecimalTypeExtension
 	3,  // 15: greptime.v1.ColumnDataTypeExtension.json_type:type_name -> greptime.v1.JsonTypeExtension
-	24, // 16: greptime.v1.ColumnDataTypeExtension.vector_type:type_name -> greptime.v1.VectorTypeExtension
-	31, // 17: greptime.v1.ColumnOptions.options:type_name -> greptime.v1.ColumnOptions.OptionsEntry
+	25, // 16: greptime.v1.ColumnDataTypeExtension.vector_type:type_name -> greptime.v1.VectorTypeExtension
+	32, // 17: greptime.v1.ColumnOptions.options:type_name -> greptime.v1.ColumnOptions.OptionsEntry
 	18, // [18:18] is the sub-list for method output_type
 	18, // [18:18] is the sub-list for method input_type
 	18, // [18:18] is the sub-list for extension type_name
@@ -2173,7 +2225,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[13].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*FlightMetadata); i {
+			switch v := v.(*EvalInterval); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2185,7 +2237,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*IntervalMonthDayNano); i {
+			switch v := v.(*FlightMetadata); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2197,7 +2249,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*TimeRange); i {
+			switch v := v.(*IntervalMonthDayNano); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2209,7 +2261,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*TimeRanges); i {
+			switch v := v.(*TimeRange); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2221,7 +2273,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[17].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Decimal128); i {
+			switch v := v.(*TimeRanges); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2233,7 +2285,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[18].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ColumnDataTypeExtension); i {
+			switch v := v.(*Decimal128); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2245,7 +2297,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[19].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DecimalTypeExtension); i {
+			switch v := v.(*ColumnDataTypeExtension); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2257,7 +2309,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[20].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*VectorTypeExtension); i {
+			switch v := v.(*DecimalTypeExtension); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2269,7 +2321,7 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[21].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ColumnOptions); i {
+			switch v := v.(*VectorTypeExtension); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2281,6 +2333,18 @@ func file_greptime_v1_common_proto_init() {
 			}
 		}
 		file_greptime_v1_common_proto_msgTypes[22].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ColumnOptions); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_greptime_v1_common_proto_msgTypes[23].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ArrowIpc); i {
 			case 0:
 				return &v.state
@@ -2297,7 +2361,7 @@ func file_greptime_v1_common_proto_init() {
 		(*AuthHeader_Basic)(nil),
 		(*AuthHeader_Token)(nil),
 	}
-	file_greptime_v1_common_proto_msgTypes[18].OneofWrappers = []interface{}{
+	file_greptime_v1_common_proto_msgTypes[19].OneofWrappers = []interface{}{
 		(*ColumnDataTypeExtension_DecimalType)(nil),
 		(*ColumnDataTypeExtension_JsonType)(nil),
 		(*ColumnDataTypeExtension_VectorType)(nil),
@@ -2308,7 +2372,7 @@ func file_greptime_v1_common_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_greptime_v1_common_proto_rawDesc,
 			NumEnums:      4,
-			NumMessages:   28,
+			NumMessages:   29,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/go/greptime/v1/ddl.pb.go b/go/greptime/v1/ddl.pb.go
index 75c8f51..b37c3ff 100644
--- a/go/greptime/v1/ddl.pb.go
+++ b/go/greptime/v1/ddl.pb.go
@@ -426,10 +426,11 @@ type CreateFlowExpr struct {
 	OrReplace         bool         `protobuf:"varint,5,opt,name=or_replace,json=orReplace,proto3" json:"or_replace,omitempty"`
 	CreateIfNotExists bool         `protobuf:"varint,6,opt,name=create_if_not_exists,json=createIfNotExists,proto3" json:"create_if_not_exists,omitempty"`
 	// Expire data older than the given duration seconds.
-	ExpireAfter *ExpireAfter      `protobuf:"bytes,7,opt,name=expire_after,json=expireAfter,proto3" json:"expire_after,omitempty"`
-	Comment     string            `protobuf:"bytes,8,opt,name=comment,proto3" json:"comment,omitempty"`
-	Sql         string            `protobuf:"bytes,9,opt,name=sql,proto3" json:"sql,omitempty"`
-	FlowOptions map[string]string `protobuf:"bytes,10,rep,name=flow_options,json=flowOptions,proto3" json:"flow_options,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
+	ExpireAfter  *ExpireAfter      `protobuf:"bytes,7,opt,name=expire_after,json=expireAfter,proto3" json:"expire_after,omitempty"`
+	EvalInterval *EvalInterval     `protobuf:"bytes,11,opt,name=eval_interval,json=evalInterval,proto3" json:"eval_interval,omitempty"`
+	Comment      string            `protobuf:"bytes,8,opt,name=comment,proto3" json:"comment,omitempty"`
+	Sql          string            `protobuf:"bytes,9,opt,name=sql,proto3" json:"sql,omitempty"`
+	FlowOptions  map[string]string `protobuf:"bytes,10,rep,name=flow_options,json=flowOptions,proto3" json:"flow_options,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
 }
 
 func (x *CreateFlowExpr) Reset() {
@@ -513,6 +514,13 @@ func (x *CreateFlowExpr) GetExpireAfter() *ExpireAfter {
 	return nil
 }
 
+func (x *CreateFlowExpr) GetEvalInterval() *EvalInterval {
+	if x != nil {
+		return x.EvalInterval
+	}
+	return nil
+}
+
 func (x *CreateFlowExpr) GetComment() string {
 	if x != nil {
 		return x.Comment
@@ -3636,7 +3644,7 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
 	0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x41, 0x6c, 0x74,
 	0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x62, 0x61, 0x73, 0x65, 0x45, 0x78, 0x70, 0x72, 0x48, 0x00,
 	0x52, 0x0d, 0x61, 0x6c, 0x74, 0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x62, 0x61, 0x73, 0x65, 0x42,
-	0x06, 0x0a, 0x04, 0x65, 0x78, 0x70, 0x72, 0x22, 0xa0, 0x04, 0x0a, 0x0e, 0x43, 0x72, 0x65, 0x61,
+	0x06, 0x0a, 0x04, 0x65, 0x78, 0x70, 0x72, 0x22, 0xe0, 0x04, 0x0a, 0x0e, 0x43, 0x72, 0x65, 0x61,
 	0x74, 0x65, 0x46, 0x6c, 0x6f, 0x77, 0x45, 0x78, 0x70, 0x72, 0x12, 0x21, 0x0a, 0x0c, 0x63, 0x61,
 	0x74, 0x61, 0x6c, 0x6f, 0x67, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
 	0x52, 0x0b, 0x63, 0x61, 0x74, 0x61, 0x6c, 0x6f, 0x67, 0x4e, 0x61, 0x6d, 0x65, 0x12, 0x1b, 0x0a,
@@ -3658,7 +3666,11 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
 	0x12, 0x3b, 0x0a, 0x0c, 0x65, 0x78, 0x70, 0x69, 0x72, 0x65, 0x5f, 0x61, 0x66, 0x74, 0x65, 0x72,
 	0x18, 0x07, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x18, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d,
 	0x65, 0x2e, 0x76, 0x31, 0x2e, 0x45, 0x78, 0x70, 0x69, 0x72, 0x65, 0x41, 0x66, 0x74, 0x65, 0x72,
-	0x52, 0x0b, 0x65, 0x78, 0x70, 0x69, 0x72, 0x65, 0x41, 0x66, 0x74, 0x65, 0x72, 0x12, 0x18, 0x0a,
+	0x52, 0x0b, 0x65, 0x78, 0x70, 0x69, 0x72, 0x65, 0x41, 0x66, 0x74, 0x65, 0x72, 0x12, 0x3e, 0x0a,
+	0x0d, 0x65, 0x76, 0x61, 0x6c, 0x5f, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61, 0x6c, 0x18, 0x0b,
+	0x20, 0x01, 0x28, 0x0b, 0x32, 0x19, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e,
+	0x76, 0x31, 0x2e, 0x45, 0x76, 0x61, 0x6c, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61, 0x6c, 0x52,
+	0x0c, 0x65, 0x76, 0x61, 0x6c, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61, 0x6c, 0x12, 0x18, 0x0a,
 	0x07, 0x63, 0x6f, 0x6d, 0x6d, 0x65, 0x6e, 0x74, 0x18, 0x08, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07,
 	0x63, 0x6f, 0x6d, 0x6d, 0x65, 0x6e, 0x74, 0x12, 0x10, 0x0a, 0x03, 0x73, 0x71, 0x6c, 0x18, 0x09,
 	0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x73, 0x71, 0x6c, 0x12, 0x4f, 0x0a, 0x0c, 0x66, 0x6c, 0x6f,
@@ -4228,12 +4240,13 @@ var file_greptime_v1_ddl_proto_goTypes = []interface{}{
 	nil,                                 // 55: greptime.v1.WebhookOptions.OptsEntry
 	(*TableName)(nil),                   // 56: greptime.v1.TableName
 	(*ExpireAfter)(nil),                 // 57: greptime.v1.ExpireAfter
-	(*TimeRanges)(nil),                  // 58: greptime.v1.TimeRanges
-	(ColumnDataType)(0),                 // 59: greptime.v1.ColumnDataType
-	(*ColumnDataTypeExtension)(nil),     // 60: greptime.v1.ColumnDataTypeExtension
-	(SemanticType)(0),                   // 61: greptime.v1.SemanticType
-	(*ColumnOptions)(nil),               // 62: greptime.v1.ColumnOptions
-	(*durationpb.Duration)(nil),         // 63: google.protobuf.Duration
+	(*EvalInterval)(nil),                // 58: greptime.v1.EvalInterval
+	(*TimeRanges)(nil),                  // 59: greptime.v1.TimeRanges
+	(ColumnDataType)(0),                 // 60: greptime.v1.ColumnDataType
+	(*ColumnDataTypeExtension)(nil),     // 61: greptime.v1.ColumnDataTypeExtension
+	(SemanticType)(0),                   // 62: greptime.v1.SemanticType
+	(*ColumnOptions)(nil),               // 63: greptime.v1.ColumnOptions
+	(*durationpb.Duration)(nil),         // 64: google.protobuf.Duration
 }
 var file_greptime_v1_ddl_proto_depIdxs = []int32{
 	18, // 0: greptime.v1.DdlRequest.create_database:type_name -> greptime.v1.CreateDatabaseExpr
@@ -4249,69 +4262,70 @@ var file_greptime_v1_ddl_proto_depIdxs = []int32{
 	56, // 10: greptime.v1.CreateFlowExpr.source_table_names:type_name -> greptime.v1.TableName
 	56, // 11: greptime.v1.CreateFlowExpr.sink_table_name:type_name -> greptime.v1.TableName
 	57, // 12: greptime.v1.CreateFlowExpr.expire_after:type_name -> greptime.v1.ExpireAfter
-	50, // 13: greptime.v1.CreateFlowExpr.flow_options:type_name -> greptime.v1.CreateFlowExpr.FlowOptionsEntry
-	34, // 14: greptime.v1.DropFlowExpr.flow_id:type_name -> greptime.v1.FlowId
-	56, // 15: greptime.v1.CreateViewExpr.table_names:type_name -> greptime.v1.TableName
-	33, // 16: greptime.v1.DropViewExpr.view_id:type_name -> greptime.v1.TableId
-	35, // 17: greptime.v1.CreateTableExpr.column_defs:type_name -> greptime.v1.ColumnDef
-	51, // 18: greptime.v1.CreateTableExpr.table_options:type_name -> greptime.v1.CreateTableExpr.TableOptionsEntry
-	33, // 19: greptime.v1.CreateTableExpr.table_id:type_name -> greptime.v1.TableId
-	21, // 20: greptime.v1.AlterTableExpr.add_columns:type_name -> greptime.v1.AddColumns
-	24, // 21: greptime.v1.AlterTableExpr.drop_columns:type_name -> greptime.v1.DropColumns
-	26, // 22: greptime.v1.AlterTableExpr.rename_table:type_name -> greptime.v1.RenameTable
-	25, // 23: greptime.v1.AlterTableExpr.modify_column_types:type_name -> greptime.v1.ModifyColumnTypes
-	30, // 24: greptime.v1.AlterTableExpr.set_table_options:type_name -> greptime.v1.SetTableOptions
-	31, // 25: greptime.v1.AlterTableExpr.unset_table_options:type_name -> greptime.v1.UnsetTableOptions
-	15, // 26: greptime.v1.AlterTableExpr.set_index:type_name -> greptime.v1.SetIndex
-	16, // 27: greptime.v1.AlterTableExpr.unset_index:type_name -> greptime.v1.UnsetIndex
-	22, // 28: greptime.v1.AlterTableExpr.drop_defaults:type_name -> greptime.v1.DropDefaults
-	12, // 29: greptime.v1.AlterTableExpr.set_indexes:type_name -> greptime.v1.SetIndexes
-	13, // 30: greptime.v1.AlterTableExpr.unset_indexes:type_name -> greptime.v1.UnsetIndexes
-	23, // 31: greptime.v1.AlterTableExpr.set_defaults:type_name -> greptime.v1.SetDefaults
-	15, // 32: greptime.v1.SetIndexes.set_indexes:type_name -> greptime.v1.SetIndex
-	16, // 33: greptime.v1.UnsetIndexes.unset_indexes:type_name -> greptime.v1.UnsetIndex
-	37, // 34: greptime.v1.SetIndex.fulltext:type_name -> greptime.v1.SetFulltext
-	39, // 35: greptime.v1.SetIndex.inverted:type_name -> greptime.v1.SetInverted
-	41, // 36: greptime.v1.SetIndex.skipping:type_name -> greptime.v1.SetSkipping
-	38, // 37: greptime.v1.UnsetIndex.fulltext:type_name -> greptime.v1.UnsetFulltext
-	40, // 38: greptime.v1.UnsetIndex.inverted:type_name -> greptime.v1.UnsetInverted
-	42, // 39: greptime.v1.UnsetIndex.skipping:type_name -> greptime.v1.UnsetSkipping
-	33, // 40: greptime.v1.DropTableExpr.table_id:type_name -> greptime.v1.TableId
-	52, // 41: greptime.v1.CreateDatabaseExpr.options:type_name -> greptime.v1.CreateDatabaseExpr.OptionsEntry
-	33, // 42: greptime.v1.TruncateTableExpr.table_id:type_name -> greptime.v1.TableId
-	58, // 43: greptime.v1.TruncateTableExpr.time_ranges:type_name -> greptime.v1.TimeRanges
-	27, // 44: greptime.v1.AddColumns.add_columns:type_name -> greptime.v1.AddColumn
-	11, // 45: greptime.v1.DropDefaults.drop_defaults:type_name -> greptime.v1.DropDefault
-	14, // 46: greptime.v1.SetDefaults.set_defaults:type_name -> greptime.v1.SetDefault
-	32, // 47: greptime.v1.DropColumns.drop_columns:type_name -> greptime.v1.DropColumn
-	28, // 48: greptime.v1.ModifyColumnTypes.modify_column_types:type_name -> greptime.v1.ModifyColumnType
-	35, // 49: greptime.v1.AddColumn.column_def:type_name -> greptime.v1.ColumnDef
-	36, // 50: greptime.v1.AddColumn.location:type_name -> greptime.v1.AddColumnLocation
-	59, // 51: greptime.v1.ModifyColumnType.target_type:type_name -> greptime.v1.ColumnDataType
-	60, // 52: greptime.v1.ModifyColumnType.target_type_extension:type_name -> greptime.v1.ColumnDataTypeExtension
-	29, // 53: greptime.v1.SetTableOptions.table_options:type_name -> greptime.v1.Option
-	59, // 54: greptime.v1.ColumnDef.data_type:type_name -> greptime.v1.ColumnDataType
-	61, // 55: greptime.v1.ColumnDef.semantic_type:type_name -> greptime.v1.SemanticType
-	60, // 56: greptime.v1.ColumnDef.datatype_extension:type_name -> greptime.v1.ColumnDataTypeExtension
-	62, // 57: greptime.v1.ColumnDef.options:type_name -> greptime.v1.ColumnOptions
-	3,  // 58: greptime.v1.AddColumnLocation.location_type:type_name -> greptime.v1.AddColumnLocation.LocationType
-	0,  // 59: greptime.v1.SetFulltext.analyzer:type_name -> greptime.v1.Analyzer
-	1,  // 60: greptime.v1.SetFulltext.backend:type_name -> greptime.v1.FulltextBackend
-	2,  // 61: greptime.v1.SetSkipping.skipping_index_type:type_name -> greptime.v1.SkippingIndexType
-	44, // 62: greptime.v1.AlterDatabaseExpr.set_database_options:type_name -> greptime.v1.SetDatabaseOptions
-	45, // 63: greptime.v1.AlterDatabaseExpr.unset_database_options:type_name -> greptime.v1.UnsetDatabaseOptions
-	29, // 64: greptime.v1.SetDatabaseOptions.set_database_options:type_name -> greptime.v1.Option
-	47, // 65: greptime.v1.CreateTriggerExpr.channels:type_name -> greptime.v1.NotifyChannel
-	53, // 66: greptime.v1.CreateTriggerExpr.labels:type_name -> greptime.v1.CreateTriggerExpr.LabelsEntry
-	54, // 67: greptime.v1.CreateTriggerExpr.annotations:type_name -> greptime.v1.CreateTriggerExpr.AnnotationsEntry
-	63, // 68: greptime.v1.CreateTriggerExpr.interval:type_name -> google.protobuf.Duration
-	48, // 69: greptime.v1.NotifyChannel.webhook:type_name -> greptime.v1.WebhookOptions
-	55, // 70: greptime.v1.WebhookOptions.opts:type_name -> greptime.v1.WebhookOptions.OptsEntry
-	71, // [71:71] is the sub-list for method output_type
-	71, // [71:71] is the sub-list for method input_type
-	71, // [71:71] is the sub-list for extension type_name
-	71, // [71:71] is the sub-list for extension extendee
-	0,  // [0:71] is the sub-list for field type_name
+	58, // 13: greptime.v1.CreateFlowExpr.eval_interval:type_name -> greptime.v1.EvalInterval
+	50, // 14: greptime.v1.CreateFlowExpr.flow_options:type_name -> greptime.v1.CreateFlowExpr.FlowOptionsEntry
+	34, // 15: greptime.v1.DropFlowExpr.flow_id:type_name -> greptime.v1.FlowId
+	56, // 16: greptime.v1.CreateViewExpr.table_names:type_name -> greptime.v1.TableName
+	33, // 17: greptime.v1.DropViewExpr.view_id:type_name -> greptime.v1.TableId
+	35, // 18: greptime.v1.CreateTableExpr.column_defs:type_name -> greptime.v1.ColumnDef
+	51, // 19: greptime.v1.CreateTableExpr.table_options:type_name -> greptime.v1.CreateTableExpr.TableOptionsEntry
+	33, // 20: greptime.v1.CreateTableExpr.table_id:type_name -> greptime.v1.TableId
+	21, // 21: greptime.v1.AlterTableExpr.add_columns:type_name -> greptime.v1.AddColumns
+	24, // 22: greptime.v1.AlterTableExpr.drop_columns:type_name -> greptime.v1.DropColumns
+	26, // 23: greptime.v1.AlterTableExpr.rename_table:type_name -> greptime.v1.RenameTable
+	25, // 24: greptime.v1.AlterTableExpr.modify_column_types:type_name -> greptime.v1.ModifyColumnTypes
+	30, // 25: greptime.v1.AlterTableExpr.set_table_options:type_name -> greptime.v1.SetTableOptions
+	31, // 26: greptime.v1.AlterTableExpr.unset_table_options:type_name -> greptime.v1.UnsetTableOptions
+	15, // 27: greptime.v1.AlterTableExpr.set_index:type_name -> greptime.v1.SetIndex
+	16, // 28: greptime.v1.AlterTableExpr.unset_index:type_name -> greptime.v1.UnsetIndex
+	22, // 29: greptime.v1.AlterTableExpr.drop_defaults:type_name -> greptime.v1.DropDefaults
+	12, // 30: greptime.v1.AlterTableExpr.set_indexes:type_name -> greptime.v1.SetIndexes
+	13, // 31: greptime.v1.AlterTableExpr.unset_indexes:type_name -> greptime.v1.UnsetIndexes
+	23, // 32: greptime.v1.AlterTableExpr.set_defaults:type_name -> greptime.v1.SetDefaults
+	15, // 33: greptime.v1.SetIndexes.set_indexes:type_name -> greptime.v1.SetIndex
+	16, // 34: greptime.v1.UnsetIndexes.unset_indexes:type_name -> greptime.v1.UnsetIndex
+	37, // 35: greptime.v1.SetIndex.fulltext:type_name -> greptime.v1.SetFulltext
+	39, // 36: greptime.v1.SetIndex.inverted:type_name -> greptime.v1.SetInverted
+	41, // 37: greptime.v1.SetIndex.skipping:type_name -> greptime.v1.SetSkipping
+	38, // 38: greptime.v1.UnsetIndex.fulltext:type_name -> greptime.v1.UnsetFulltext
+	40, // 39: greptime.v1.UnsetIndex.inverted:type_name -> greptime.v1.UnsetInverted
+	42, // 40: greptime.v1.UnsetIndex.skipping:type_name -> greptime.v1.UnsetSkipping
+	33, // 41: greptime.v1.DropTableExpr.table_id:type_name -> greptime.v1.TableId
+	52, // 42: greptime.v1.CreateDatabaseExpr.options:type_name -> greptime.v1.CreateDatabaseExpr.OptionsEntry
+	33, // 43: greptime.v1.TruncateTableExpr.table_id:type_name -> greptime.v1.TableId
+	59, // 44: greptime.v1.TruncateTableExpr.time_ranges:type_name -> greptime.v1.TimeRanges
+	27, // 45: greptime.v1.AddColumns.add_columns:type_name -> greptime.v1.AddColumn
+	11, // 46: greptime.v1.DropDefaults.drop_defaults:type_name -> greptime.v1.DropDefault
+	14, // 47: greptime.v1.SetDefaults.set_defaults:type_name -> greptime.v1.SetDefault
+	32, // 48: greptime.v1.DropColumns.drop_columns:type_name -> greptime.v1.DropColumn
+	28, // 49: greptime.v1.ModifyColumnTypes.modify_column_types:type_name -> greptime.v1.ModifyColumnType
+	35, // 50: greptime.v1.AddColumn.column_def:type_name -> greptime.v1.ColumnDef
+	36, // 51: greptime.v1.AddColumn.location:type_name -> greptime.v1.AddColumnLocation
+	60, // 52: greptime.v1.ModifyColumnType.target_type:type_name -> greptime.v1.ColumnDataType
+	61, // 53: greptime.v1.ModifyColumnType.target_type_extension:type_name -> greptime.v1.ColumnDataTypeExtension
+	29, // 54: greptime.v1.SetTableOptions.table_options:type_name -> greptime.v1.Option
+	60, // 55: greptime.v1.ColumnDef.data_type:type_name -> greptime.v1.ColumnDataType
+	62, // 56: greptime.v1.ColumnDef.semantic_type:type_name -> greptime.v1.SemanticType
+	61, // 57: greptime.v1.ColumnDef.datatype_extension:type_name -> greptime.v1.ColumnDataTypeExtension
+	63, // 58: greptime.v1.ColumnDef.options:type_name -> greptime.v1.ColumnOptions
+	3,  // 59: greptime.v1.AddColumnLocation.location_type:type_name -> greptime.v1.AddColumnLocation.LocationType
+	0,  // 60: greptime.v1.SetFulltext.analyzer:type_name -> greptime.v1.Analyzer
+	1,  // 61: greptime.v1.SetFulltext.backend:type_name -> greptime.v1.FulltextBackend
+	2,  // 62: greptime.v1.SetSkipping.skipping_index_type:type_name -> greptime.v1.SkippingIndexType
+	44, // 63: greptime.v1.AlterDatabaseExpr.set_database_options:type_name -> greptime.v1.SetDatabaseOptions
+	45, // 64: greptime.v1.AlterDatabaseExpr.unset_database_options:type_name -> greptime.v1.UnsetDatabaseOptions
+	29, // 65: greptime.v1.SetDatabaseOptions.set_database_options:type_name -> greptime.v1.Option
+	47, // 66: greptime.v1.CreateTriggerExpr.channels:type_name -> greptime.v1.NotifyChannel
+	53, // 67: greptime.v1.CreateTriggerExpr.labels:type_name -> greptime.v1.CreateTriggerExpr.LabelsEntry
+	54, // 68: greptime.v1.CreateTriggerExpr.annotations:type_name -> greptime.v1.CreateTriggerExpr.AnnotationsEntry
+	64, // 69: greptime.v1.CreateTriggerExpr.interval:type_name -> google.protobuf.Duration
+	48, // 70: greptime.v1.NotifyChannel.webhook:type_name -> greptime.v1.WebhookOptions
+	55, // 71: greptime.v1.WebhookOptions.opts:type_name -> greptime.v1.WebhookOptions.OptsEntry
+	72, // [72:72] is the sub-list for method output_type
+	72, // [72:72] is the sub-list for method input_type
+	72, // [72:72] is the sub-list for extension type_name
+	72, // [72:72] is the sub-list for extension extendee
+	0,  // [0:72] is the sub-list for field type_name
 }
 
 func init() { file_greptime_v1_ddl_proto_init() }
diff --git a/go/greptime/v1/flow/server.pb.go b/go/greptime/v1/flow/server.pb.go
index b5ed986..c4f4734 100644
--- a/go/greptime/v1/flow/server.pb.go
+++ b/go/greptime/v1/flow/server.pb.go
@@ -490,10 +490,11 @@ type CreateRequest struct {
 	SinkTableName     *v1.TableName `protobuf:"bytes,3,opt,name=sink_table_name,json=sinkTableName,proto3" json:"sink_table_name,omitempty"`
 	CreateIfNotExists bool          `protobuf:"varint,4,opt,name=create_if_not_exists,json=createIfNotExists,proto3" json:"create_if_not_exists,omitempty"`
 	// Expire data older than the given duration seconds.
-	ExpireAfter *v1.ExpireAfter   `protobuf:"bytes,5,opt,name=expire_after,json=expireAfter,proto3" json:"expire_after,omitempty"`
-	Comment     string            `protobuf:"bytes,6,opt,name=comment,proto3" json:"comment,omitempty"`
-	Sql         string            `protobuf:"bytes,7,opt,name=sql,proto3" json:"sql,omitempty"`
-	FlowOptions map[string]string `protobuf:"bytes,8,rep,name=flow_options,json=flowOptions,proto3" json:"flow_options,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
+	ExpireAfter  *v1.ExpireAfter   `protobuf:"bytes,5,opt,name=expire_after,json=expireAfter,proto3" json:"expire_after,omitempty"`
+	EvalInterval *v1.EvalInterval  `protobuf:"bytes,10,opt,name=eval_interval,json=evalInterval,proto3" json:"eval_interval,omitempty"`
+	Comment      string            `protobuf:"bytes,6,opt,name=comment,proto3" json:"comment,omitempty"`
+	Sql          string            `protobuf:"bytes,7,opt,name=sql,proto3" json:"sql,omitempty"`
+	FlowOptions  map[string]string `protobuf:"bytes,8,rep,name=flow_options,json=flowOptions,proto3" json:"flow_options,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
 	// Set to true if the flow should be created or replaced.
 	OrReplace bool `protobuf:"varint,9,opt,name=or_replace,json=orReplace,proto3" json:"or_replace,omitempty"`
 }
@@ -565,6 +566,13 @@ func (x *CreateRequest) GetExpireAfter() *v1.ExpireAfter {
 	return nil
 }
 
+func (x *CreateRequest) GetEvalInterval() *v1.EvalInterval {
+	if x != nil {
+		return x.EvalInterval
+	}
+	return nil
+}
+
 func (x *CreateRequest) GetComment() string {
 	if x != nil {
 		return x.Comment
@@ -769,7 +777,7 @@ var file_greptime_v1_flow_server_proto_rawDesc = []byte{
 	0x73, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20,
 	0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75,
 	0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x3a, 0x02,
-	0x38, 0x01, 0x22, 0x8b, 0x04, 0x0a, 0x0d, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x52, 0x65, 0x71,
+	0x38, 0x01, 0x22, 0xcb, 0x04, 0x0a, 0x0d, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x52, 0x65, 0x71,
 	0x75, 0x65, 0x73, 0x74, 0x12, 0x2c, 0x0a, 0x07, 0x66, 0x6c, 0x6f, 0x77, 0x5f, 0x69, 0x64, 0x18,
 	0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x13, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65,
 	0x2e, 0x76, 0x31, 0x2e, 0x46, 0x6c, 0x6f, 0x77, 0x49, 0x64, 0x52, 0x06, 0x66, 0x6c, 0x6f, 0x77,
@@ -788,6 +796,10 @@ var file_greptime_v1_flow_server_proto_rawDesc = []byte{
 	0x74, 0x65, 0x72, 0x18, 0x05, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x18, 0x2e, 0x67, 0x72, 0x65, 0x70,
 	0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x45, 0x78, 0x70, 0x69, 0x72, 0x65, 0x41, 0x66,
 	0x74, 0x65, 0x72, 0x52, 0x0b, 0x65, 0x78, 0x70, 0x69, 0x72, 0x65, 0x41, 0x66, 0x74, 0x65, 0x72,
+	0x12, 0x3e, 0x0a, 0x0d, 0x65, 0x76, 0x61, 0x6c, 0x5f, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61,
+	0x6c, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x19, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69,
+	0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x45, 0x76, 0x61, 0x6c, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x76,
+	0x61, 0x6c, 0x52, 0x0c, 0x65, 0x76, 0x61, 0x6c, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x76, 0x61, 0x6c,
 	0x12, 0x18, 0x0a, 0x07, 0x63, 0x6f, 0x6d, 0x6d, 0x65, 0x6e, 0x74, 0x18, 0x06, 0x20, 0x01, 0x28,
 	0x09, 0x52, 0x07, 0x63, 0x6f, 0x6d, 0x6d, 0x65, 0x6e, 0x74, 0x12, 0x10, 0x0a, 0x03, 0x73, 0x71,
 	0x6c, 0x18, 0x07, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x73, 0x71, 0x6c, 0x12, 0x53, 0x0a, 0x0c,
@@ -870,6 +882,7 @@ var file_greptime_v1_flow_server_proto_goTypes = []interface{}{
 	(*v1.TableId)(nil),          // 17: greptime.v1.TableId
 	(*v1.TableName)(nil),        // 18: greptime.v1.TableName
 	(*v1.ExpireAfter)(nil),      // 19: greptime.v1.ExpireAfter
+	(*v1.EvalInterval)(nil),     // 20: greptime.v1.EvalInterval
 }
 var file_greptime_v1_flow_server_proto_depIdxs = []int32{
 	1,  // 0: greptime.v1.flow.DirtyWindowRequests.requests:type_name -> greptime.v1.flow.DirtyWindowRequest
@@ -888,20 +901,21 @@ var file_greptime_v1_flow_server_proto_depIdxs = []int32{
 	17, // 13: greptime.v1.flow.CreateRequest.source_table_ids:type_name -> greptime.v1.TableId
 	18, // 14: greptime.v1.flow.CreateRequest.sink_table_name:type_name -> greptime.v1.TableName
 	19, // 15: greptime.v1.flow.CreateRequest.expire_after:type_name -> greptime.v1.ExpireAfter
-	12, // 16: greptime.v1.flow.CreateRequest.flow_options:type_name -> greptime.v1.flow.CreateRequest.FlowOptionsEntry
-	16, // 17: greptime.v1.flow.DropRequest.flow_id:type_name -> greptime.v1.FlowId
-	16, // 18: greptime.v1.flow.FlushFlow.flow_id:type_name -> greptime.v1.FlowId
-	5,  // 19: greptime.v1.flow.Flow.HandleCreateRemove:input_type -> greptime.v1.flow.FlowRequest
-	3,  // 20: greptime.v1.flow.Flow.HandleMirrorRequest:input_type -> greptime.v1.flow.InsertRequests
-	0,  // 21: greptime.v1.flow.Flow.HandleMarkDirtyTimeWindow:input_type -> greptime.v1.flow.DirtyWindowRequests
-	6,  // 22: greptime.v1.flow.Flow.HandleCreateRemove:output_type -> greptime.v1.flow.FlowResponse
-	6,  // 23: greptime.v1.flow.Flow.HandleMirrorRequest:output_type -> greptime.v1.flow.FlowResponse
-	6,  // 24: greptime.v1.flow.Flow.HandleMarkDirtyTimeWindow:output_type -> greptime.v1.flow.FlowResponse
-	22, // [22:25] is the sub-list for method output_type
-	19, // [19:22] is the sub-list for method input_type
-	19, // [19:19] is the sub-list for extension type_name
-	19, // [19:19] is the sub-list for extension extendee
-	0,  // [0:19] is the sub-list for field type_name
+	20, // 16: greptime.v1.flow.CreateRequest.eval_interval:type_name -> greptime.v1.EvalInterval
+	12, // 17: greptime.v1.flow.CreateRequest.flow_options:type_name -> greptime.v1.flow.CreateRequest.FlowOptionsEntry
+	16, // 18: greptime.v1.flow.DropRequest.flow_id:type_name -> greptime.v1.FlowId
+	16, // 19: greptime.v1.flow.FlushFlow.flow_id:type_name -> greptime.v1.FlowId
+	5,  // 20: greptime.v1.flow.Flow.HandleCreateRemove:input_type -> greptime.v1.flow.FlowRequest
+	3,  // 21: greptime.v1.flow.Flow.HandleMirrorRequest:input_type -> greptime.v1.flow.InsertRequests
+	0,  // 22: greptime.v1.flow.Flow.HandleMarkDirtyTimeWindow:input_type -> greptime.v1.flow.DirtyWindowRequests
+	6,  // 23: greptime.v1.flow.Flow.HandleCreateRemove:output_type -> greptime.v1.flow.FlowResponse
+	6,  // 24: greptime.v1.flow.Flow.HandleMirrorRequest:output_type -> greptime.v1.flow.FlowResponse
+	6,  // 25: greptime.v1.flow.Flow.HandleMarkDirtyTimeWindow:output_type -> greptime.v1.flow.FlowResponse
+	23, // [23:26] is the sub-list for method output_type
+	20, // [20:23] is the sub-list for method input_type
+	20, // [20:20] is the sub-list for extension type_name
+	20, // [20:20] is the sub-list for extension extendee
+	0,  // [0:20] is the sub-list for field type_name
 }
 
 func init() { file_greptime_v1_flow_server_proto_init() }
diff --git a/java/src/main/java/io/greptime/v1/Common.java b/java/src/main/java/io/greptime/v1/Common.java
index f4e832f..4e70553 100644
--- a/java/src/main/java/io/greptime/v1/Common.java
+++ b/java/src/main/java/io/greptime/v1/Common.java
@@ -11851,6 +11851,505 @@ java.lang.String defaultValue);
 
   }
 
+  public interface EvalIntervalOrBuilder extends
+      // @@protoc_insertion_point(interface_extends:greptime.v1.EvalInterval)
+      com.google.protobuf.MessageOrBuilder {
+
+    /**
+     * <code>int64 seconds = 1;</code>
+     * @return The seconds.
+     */
+    long getSeconds();
+  }
+  /**
+   * <pre>
+   * Eval Interval in seconds
+   * </pre>
+   *
+   * Protobuf type {@code greptime.v1.EvalInterval}
+   */
+  public static final class EvalInterval extends
+      com.google.protobuf.GeneratedMessageV3 implements
+      // @@protoc_insertion_point(message_implements:greptime.v1.EvalInterval)
+      EvalIntervalOrBuilder {
+  private static final long serialVersionUID = 0L;
+    // Use EvalInterval.newBuilder() to construct.
+    private EvalInterval(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+      super(builder);
+    }
+    private EvalInterval() {
+    }
+
+    @java.lang.Override
+    @SuppressWarnings({"unused"})
+    protected java.lang.Object newInstance(
+        UnusedPrivateParameter unused) {
+      return new EvalInterval();
+    }
+
+    @java.lang.Override
+    public final com.google.protobuf.UnknownFieldSet
+    getUnknownFields() {
+      return this.unknownFields;
+    }
+    private EvalInterval(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      this();
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+          com.google.protobuf.UnknownFieldSet.newBuilder();
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 8: {
+
+              seconds_ = input.readInt64();
+              break;
+            }
+            default: {
+              if (!parseUnknownField(
+                  input, unknownFields, extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+          }
+        }
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(this);
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(this);
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(
+            e).setUnfinishedMessage(this);
+      } finally {
+        this.unknownFields = unknownFields.build();
+        makeExtensionsImmutable();
+      }
+    }
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.greptime.v1.Common.internal_static_greptime_v1_EvalInterval_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.greptime.v1.Common.internal_static_greptime_v1_EvalInterval_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.greptime.v1.Common.EvalInterval.class, io.greptime.v1.Common.EvalInterval.Builder.class);
+    }
+
+    public static final int SECONDS_FIELD_NUMBER = 1;
+    private long seconds_;
+    /**
+     * <code>int64 seconds = 1;</code>
+     * @return The seconds.
+     */
+    @java.lang.Override
+    public long getSeconds() {
+      return seconds_;
+    }
+
+    private byte memoizedIsInitialized = -1;
+    @java.lang.Override
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized == 1) return true;
+      if (isInitialized == 0) return false;
+
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    @java.lang.Override
+    public void writeTo(com.google.protobuf.CodedOutputStream output)
+                        throws java.io.IOException {
+      if (seconds_ != 0L) {
+        output.writeInt64(1, seconds_);
+      }
+      unknownFields.writeTo(output);
+    }
+
+    @java.lang.Override
+    public int getSerializedSize() {
+      int size = memoizedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      if (seconds_ != 0L) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeInt64Size(1, seconds_);
+      }
+      size += unknownFields.getSerializedSize();
+      memoizedSize = size;
+      return size;
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+       return true;
+      }
+      if (!(obj instanceof io.greptime.v1.Common.EvalInterval)) {
+        return super.equals(obj);
+      }
+      io.greptime.v1.Common.EvalInterval other = (io.greptime.v1.Common.EvalInterval) obj;
+
+      if (getSeconds()
+          != other.getSeconds()) return false;
+      if (!unknownFields.equals(other.unknownFields)) return false;
+      return true;
+    }
+
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptor().hashCode();
+      hash = (37 * hash) + SECONDS_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
+          getSeconds());
+      hash = (29 * hash) + unknownFields.hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        java.nio.ByteBuffer data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        java.nio.ByteBuffer data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input, extensionRegistry);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseDelimitedWithIOException(PARSER, input);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input);
+    }
+    public static io.greptime.v1.Common.EvalInterval parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input, extensionRegistry);
+    }
+
+    @java.lang.Override
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder() {
+      return DEFAULT_INSTANCE.toBuilder();
+    }
+    public static Builder newBuilder(io.greptime.v1.Common.EvalInterval prototype) {
+      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+    }
+    @java.lang.Override
+    public Builder toBuilder() {
+      return this == DEFAULT_INSTANCE
+          ? new Builder() : new Builder().mergeFrom(this);
+    }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * <pre>
+     * Eval Interval in seconds
+     * </pre>
+     *
+     * Protobuf type {@code greptime.v1.EvalInterval}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
+        // @@protoc_insertion_point(builder_implements:greptime.v1.EvalInterval)
+        io.greptime.v1.Common.EvalIntervalOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return io.greptime.v1.Common.internal_static_greptime_v1_EvalInterval_descriptor;
+      }
+
+      @java.lang.Override
+      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return io.greptime.v1.Common.internal_static_greptime_v1_EvalInterval_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                io.greptime.v1.Common.EvalInterval.class, io.greptime.v1.Common.EvalInterval.Builder.class);
+      }
+
+      // Construct using io.greptime.v1.Common.EvalInterval.newBuilder()
+      private Builder() {
+        maybeForceBuilderInitialization();
+      }
+
+      private Builder(
+          com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+        super(parent);
+        maybeForceBuilderInitialization();
+      }
+      private void maybeForceBuilderInitialization() {
+        if (com.google.protobuf.GeneratedMessageV3
+                .alwaysUseFieldBuilders) {
+        }
+      }
+      @java.lang.Override
+      public Builder clear() {
+        super.clear();
+        seconds_ = 0L;
+
+        return this;
+      }
+
+      @java.lang.Override
+      public com.google.protobuf.Descriptors.Descriptor
+          getDescriptorForType() {
+        return io.greptime.v1.Common.internal_static_greptime_v1_EvalInterval_descriptor;
+      }
+
+      @java.lang.Override
+      public io.greptime.v1.Common.EvalInterval getDefaultInstanceForType() {
+        return io.greptime.v1.Common.EvalInterval.getDefaultInstance();
+      }
+
+      @java.lang.Override
+      public io.greptime.v1.Common.EvalInterval build() {
+        io.greptime.v1.Common.EvalInterval result = buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      @java.lang.Override
+      public io.greptime.v1.Common.EvalInterval buildPartial() {
+        io.greptime.v1.Common.EvalInterval result = new io.greptime.v1.Common.EvalInterval(this);
+        result.seconds_ = seconds_;
+        onBuilt();
+        return result;
+      }
+
+      @java.lang.Override
+      public Builder clone() {
+        return super.clone();
+      }
+      @java.lang.Override
+      public Builder setField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          java.lang.Object value) {
+        return super.setField(field, value);
+      }
+      @java.lang.Override
+      public Builder clearField(
+          com.google.protobuf.Descriptors.FieldDescriptor field) {
+        return super.clearField(field);
+      }
+      @java.lang.Override
+      public Builder clearOneof(
+          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+        return super.clearOneof(oneof);
+      }
+      @java.lang.Override
+      public Builder setRepeatedField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          int index, java.lang.Object value) {
+        return super.setRepeatedField(field, index, value);
+      }
+      @java.lang.Override
+      public Builder addRepeatedField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          java.lang.Object value) {
+        return super.addRepeatedField(field, value);
+      }
+      @java.lang.Override
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof io.greptime.v1.Common.EvalInterval) {
+          return mergeFrom((io.greptime.v1.Common.EvalInterval)other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(io.greptime.v1.Common.EvalInterval other) {
+        if (other == io.greptime.v1.Common.EvalInterval.getDefaultInstance()) return this;
+        if (other.getSeconds() != 0L) {
+          setSeconds(other.getSeconds());
+        }
+        this.mergeUnknownFields(other.unknownFields);
+        onChanged();
+        return this;
+      }
+
+      @java.lang.Override
+      public final boolean isInitialized() {
+        return true;
+      }
+
+      @java.lang.Override
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        io.greptime.v1.Common.EvalInterval parsedMessage = null;
+        try {
+          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          parsedMessage = (io.greptime.v1.Common.EvalInterval) e.getUnfinishedMessage();
+          throw e.unwrapIOException();
+        } finally {
+          if (parsedMessage != null) {
+            mergeFrom(parsedMessage);
+          }
+        }
+        return this;
+      }
+
+      private long seconds_ ;
+      /**
+       * <code>int64 seconds = 1;</code>
+       * @return The seconds.
+       */
+      @java.lang.Override
+      public long getSeconds() {
+        return seconds_;
+      }
+      /**
+       * <code>int64 seconds = 1;</code>
+       * @param value The seconds to set.
+       * @return This builder for chaining.
+       */
+      public Builder setSeconds(long value) {
+        
+        seconds_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>int64 seconds = 1;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearSeconds() {
+        
+        seconds_ = 0L;
+        onChanged();
+        return this;
+      }
+      @java.lang.Override
+      public final Builder setUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.setUnknownFields(unknownFields);
+      }
+
+      @java.lang.Override
+      public final Builder mergeUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.mergeUnknownFields(unknownFields);
+      }
+
+
+      // @@protoc_insertion_point(builder_scope:greptime.v1.EvalInterval)
+    }
+
+    // @@protoc_insertion_point(class_scope:greptime.v1.EvalInterval)
+    private static final io.greptime.v1.Common.EvalInterval DEFAULT_INSTANCE;
+    static {
+      DEFAULT_INSTANCE = new io.greptime.v1.Common.EvalInterval();
+    }
+
+    public static io.greptime.v1.Common.EvalInterval getDefaultInstance() {
+      return DEFAULT_INSTANCE;
+    }
+
+    private static final com.google.protobuf.Parser<EvalInterval>
+        PARSER = new com.google.protobuf.AbstractParser<EvalInterval>() {
+      @java.lang.Override
+      public EvalInterval parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new EvalInterval(input, extensionRegistry);
+      }
+    };
+
+    public static com.google.protobuf.Parser<EvalInterval> parser() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<EvalInterval> getParserForType() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public io.greptime.v1.Common.EvalInterval getDefaultInstanceForType() {
+      return DEFAULT_INSTANCE;
+    }
+
+  }
+
   public interface FlightMetadataOrBuilder extends
       // @@protoc_insertion_point(interface_extends:greptime.v1.FlightMetadata)
       com.google.protobuf.MessageOrBuilder {
@@ -19324,6 +19823,11 @@ java.lang.String defaultValue);
   private static final 
     com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_greptime_v1_ExpireAfter_fieldAccessorTable;
+  private static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_greptime_v1_EvalInterval_descriptor;
+  private static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_greptime_v1_EvalInterval_fieldAccessorTable;
   private static final com.google.protobuf.Descriptors.Descriptor
     internal_static_greptime_v1_FlightMetadata_descriptor;
   private static final 
@@ -19422,47 +19926,48 @@ java.lang.String defaultValue);
       "\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_name" +
       "\030\003 \001(\t\"\035\n\014AffectedRows\022\r\n\005value\030\001 \001(\r\"\032\n" +
       "\007Metrics\022\017\n\007metrics\030\001 \001(\014\"\034\n\013ExpireAfter" +
-      "\022\r\n\005value\030\001 \001(\003\"i\n\016FlightMetadata\0220\n\raff" +
-      "ected_rows\030\001 \001(\0132\031.greptime.v1.AffectedR" +
-      "ows\022%\n\007metrics\030\002 \001(\0132\024.greptime.v1.Metri" +
-      "cs\"I\n\024IntervalMonthDayNano\022\016\n\006months\030\001 \001" +
-      "(\005\022\014\n\004days\030\002 \001(\005\022\023\n\013nanoseconds\030\003 \001(\003\"\'\n" +
-      "\tTimeRange\022\r\n\005start\030\001 \001(\003\022\013\n\003end\030\002 \001(\003\"c" +
-      "\n\nTimeRanges\022(\n\ttime_unit\030\001 \001(\0162\025.grepti" +
-      "me.v1.TimeUnit\022+\n\013time_ranges\030\002 \003(\0132\026.gr" +
-      "eptime.v1.TimeRange\"$\n\nDecimal128\022\n\n\002hi\030" +
-      "\001 \001(\003\022\n\n\002lo\030\002 \001(\003\"\316\001\n\027ColumnDataTypeExte" +
-      "nsion\0229\n\014decimal_type\030\001 \001(\0132!.greptime.v" +
-      "1.DecimalTypeExtensionH\000\0223\n\tjson_type\030\002 " +
-      "\001(\0162\036.greptime.v1.JsonTypeExtensionH\000\0227\n" +
-      "\013vector_type\030\003 \001(\0132 .greptime.v1.VectorT" +
-      "ypeExtensionH\000B\n\n\010type_ext\"8\n\024DecimalTyp" +
-      "eExtension\022\021\n\tprecision\030\001 \001(\005\022\r\n\005scale\030\002" +
-      " \001(\005\"\"\n\023VectorTypeExtension\022\013\n\003dim\030\001 \001(\r" +
-      "\"y\n\rColumnOptions\0228\n\007options\030\001 \003(\0132\'.gre" +
-      "ptime.v1.ColumnOptions.OptionsEntry\032.\n\014O" +
-      "ptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:" +
-      "\0028\001\"@\n\010ArrowIpc\022\016\n\006schema\030\001 \001(\014\022\023\n\013data_" +
-      "header\030\002 \001(\014\022\017\n\007payload\030\003 \001(\014*1\n\014Semanti" +
-      "cType\022\007\n\003TAG\020\000\022\t\n\005FIELD\020\001\022\r\n\tTIMESTAMP\020\002" +
-      "*\354\003\n\016ColumnDataType\022\013\n\007BOOLEAN\020\000\022\010\n\004INT8" +
-      "\020\001\022\t\n\005INT16\020\002\022\t\n\005INT32\020\003\022\t\n\005INT64\020\004\022\t\n\005U" +
-      "INT8\020\005\022\n\n\006UINT16\020\006\022\n\n\006UINT32\020\007\022\n\n\006UINT64" +
-      "\020\010\022\013\n\007FLOAT32\020\t\022\013\n\007FLOAT64\020\n\022\n\n\006BINARY\020\013" +
-      "\022\n\n\006STRING\020\014\022\010\n\004DATE\020\r\022\014\n\010DATETIME\020\016\022\024\n\020" +
-      "TIMESTAMP_SECOND\020\017\022\031\n\025TIMESTAMP_MILLISEC" +
-      "OND\020\020\022\031\n\025TIMESTAMP_MICROSECOND\020\021\022\030\n\024TIME" +
-      "STAMP_NANOSECOND\020\022\022\017\n\013TIME_SECOND\020\023\022\024\n\020T" +
-      "IME_MILLISECOND\020\024\022\024\n\020TIME_MICROSECOND\020\025\022" +
-      "\023\n\017TIME_NANOSECOND\020\026\022\027\n\023INTERVAL_YEAR_MO" +
-      "NTH\020\027\022\025\n\021INTERVAL_DAY_TIME\020\030\022\033\n\027INTERVAL" +
-      "_MONTH_DAY_NANO\020\031\022\016\n\nDECIMAL128\020\036\022\010\n\004JSO" +
-      "N\020\037\022\n\n\006VECTOR\020 *H\n\010TimeUnit\022\017\n\013MILLISECO" +
-      "ND\020\000\022\n\n\006SECOND\020\001\022\017\n\013MICROSECOND\020\002\022\016\n\nNAN" +
-      "OSECOND\020\003*$\n\021JsonTypeExtension\022\017\n\013JSON_B" +
-      "INARY\020\000BO\n\016io.greptime.v1B\006CommonZ5githu" +
-      "b.com/GreptimeTeam/greptime-proto/go/gre" +
-      "ptime/v1b\006proto3"
+      "\022\r\n\005value\030\001 \001(\003\"\037\n\014EvalInterval\022\017\n\007secon" +
+      "ds\030\001 \001(\003\"i\n\016FlightMetadata\0220\n\raffected_r" +
+      "ows\030\001 \001(\0132\031.greptime.v1.AffectedRows\022%\n\007" +
+      "metrics\030\002 \001(\0132\024.greptime.v1.Metrics\"I\n\024I" +
+      "ntervalMonthDayNano\022\016\n\006months\030\001 \001(\005\022\014\n\004d" +
+      "ays\030\002 \001(\005\022\023\n\013nanoseconds\030\003 \001(\003\"\'\n\tTimeRa" +
+      "nge\022\r\n\005start\030\001 \001(\003\022\013\n\003end\030\002 \001(\003\"c\n\nTimeR" +
+      "anges\022(\n\ttime_unit\030\001 \001(\0162\025.greptime.v1.T" +
+      "imeUnit\022+\n\013time_ranges\030\002 \003(\0132\026.greptime." +
+      "v1.TimeRange\"$\n\nDecimal128\022\n\n\002hi\030\001 \001(\003\022\n" +
+      "\n\002lo\030\002 \001(\003\"\316\001\n\027ColumnDataTypeExtension\0229" +
+      "\n\014decimal_type\030\001 \001(\0132!.greptime.v1.Decim" +
+      "alTypeExtensionH\000\0223\n\tjson_type\030\002 \001(\0162\036.g" +
+      "reptime.v1.JsonTypeExtensionH\000\0227\n\013vector" +
+      "_type\030\003 \001(\0132 .greptime.v1.VectorTypeExte" +
+      "nsionH\000B\n\n\010type_ext\"8\n\024DecimalTypeExtens" +
+      "ion\022\021\n\tprecision\030\001 \001(\005\022\r\n\005scale\030\002 \001(\005\"\"\n" +
+      "\023VectorTypeExtension\022\013\n\003dim\030\001 \001(\r\"y\n\rCol" +
+      "umnOptions\0228\n\007options\030\001 \003(\0132\'.greptime.v" +
+      "1.ColumnOptions.OptionsEntry\032.\n\014OptionsE" +
+      "ntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"@\n\010" +
+      "ArrowIpc\022\016\n\006schema\030\001 \001(\014\022\023\n\013data_header\030" +
+      "\002 \001(\014\022\017\n\007payload\030\003 \001(\014*1\n\014SemanticType\022\007" +
+      "\n\003TAG\020\000\022\t\n\005FIELD\020\001\022\r\n\tTIMESTAMP\020\002*\354\003\n\016Co" +
+      "lumnDataType\022\013\n\007BOOLEAN\020\000\022\010\n\004INT8\020\001\022\t\n\005I" +
+      "NT16\020\002\022\t\n\005INT32\020\003\022\t\n\005INT64\020\004\022\t\n\005UINT8\020\005\022" +
+      "\n\n\006UINT16\020\006\022\n\n\006UINT32\020\007\022\n\n\006UINT64\020\010\022\013\n\007F" +
+      "LOAT32\020\t\022\013\n\007FLOAT64\020\n\022\n\n\006BINARY\020\013\022\n\n\006STR" +
+      "ING\020\014\022\010\n\004DATE\020\r\022\014\n\010DATETIME\020\016\022\024\n\020TIMESTA" +
+      "MP_SECOND\020\017\022\031\n\025TIMESTAMP_MILLISECOND\020\020\022\031" +
+      "\n\025TIMESTAMP_MICROSECOND\020\021\022\030\n\024TIMESTAMP_N" +
+      "ANOSECOND\020\022\022\017\n\013TIME_SECOND\020\023\022\024\n\020TIME_MIL" +
+      "LISECOND\020\024\022\024\n\020TIME_MICROSECOND\020\025\022\023\n\017TIME" +
+      "_NANOSECOND\020\026\022\027\n\023INTERVAL_YEAR_MONTH\020\027\022\025" +
+      "\n\021INTERVAL_DAY_TIME\020\030\022\033\n\027INTERVAL_MONTH_" +
+      "DAY_NANO\020\031\022\016\n\nDECIMAL128\020\036\022\010\n\004JSON\020\037\022\n\n\006" +
+      "VECTOR\020 *H\n\010TimeUnit\022\017\n\013MILLISECOND\020\000\022\n\n" +
+      "\006SECOND\020\001\022\017\n\013MICROSECOND\020\002\022\016\n\nNANOSECOND" +
+      "\020\003*$\n\021JsonTypeExtension\022\017\n\013JSON_BINARY\020\000" +
+      "BO\n\016io.greptime.v1B\006CommonZ5github.com/G" +
+      "reptimeTeam/greptime-proto/go/greptime/v" +
+      "1b\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -19570,56 +20075,62 @@ java.lang.String defaultValue);
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ExpireAfter_descriptor,
         new java.lang.String[] { "Value", });
-    internal_static_greptime_v1_FlightMetadata_descriptor =
+    internal_static_greptime_v1_EvalInterval_descriptor =
       getDescriptor().getMessageTypes().get(13);
+    internal_static_greptime_v1_EvalInterval_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_greptime_v1_EvalInterval_descriptor,
+        new java.lang.String[] { "Seconds", });
+    internal_static_greptime_v1_FlightMetadata_descriptor =
+      getDescriptor().getMessageTypes().get(14);
     internal_static_greptime_v1_FlightMetadata_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_FlightMetadata_descriptor,
         new java.lang.String[] { "AffectedRows", "Metrics", });
     internal_static_greptime_v1_IntervalMonthDayNano_descriptor =
-      getDescriptor().getMessageTypes().get(14);
+      getDescriptor().getMessageTypes().get(15);
     internal_static_greptime_v1_IntervalMonthDayNano_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_IntervalMonthDayNano_descriptor,
         new java.lang.String[] { "Months", "Days", "Nanoseconds", });
     internal_static_greptime_v1_TimeRange_descriptor =
-      getDescriptor().getMessageTypes().get(15);
+      getDescriptor().getMessageTypes().get(16);
     internal_static_greptime_v1_TimeRange_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_TimeRange_descriptor,
         new java.lang.String[] { "Start", "End", });
     internal_static_greptime_v1_TimeRanges_descriptor =
-      getDescriptor().getMessageTypes().get(16);
+      getDescriptor().getMessageTypes().get(17);
     internal_static_greptime_v1_TimeRanges_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_TimeRanges_descriptor,
         new java.lang.String[] { "TimeUnit", "TimeRanges", });
     internal_static_greptime_v1_Decimal128_descriptor =
-      getDescriptor().getMessageTypes().get(17);
+      getDescriptor().getMessageTypes().get(18);
     internal_static_greptime_v1_Decimal128_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_Decimal128_descriptor,
         new java.lang.String[] { "Hi", "Lo", });
     internal_static_greptime_v1_ColumnDataTypeExtension_descriptor =
-      getDescriptor().getMessageTypes().get(18);
+      getDescriptor().getMessageTypes().get(19);
     internal_static_greptime_v1_ColumnDataTypeExtension_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ColumnDataTypeExtension_descriptor,
         new java.lang.String[] { "DecimalType", "JsonType", "VectorType", "TypeExt", });
     internal_static_greptime_v1_DecimalTypeExtension_descriptor =
-      getDescriptor().getMessageTypes().get(19);
+      getDescriptor().getMessageTypes().get(20);
     internal_static_greptime_v1_DecimalTypeExtension_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_DecimalTypeExtension_descriptor,
         new java.lang.String[] { "Precision", "Scale", });
     internal_static_greptime_v1_VectorTypeExtension_descriptor =
-      getDescriptor().getMessageTypes().get(20);
+      getDescriptor().getMessageTypes().get(21);
     internal_static_greptime_v1_VectorTypeExtension_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_VectorTypeExtension_descriptor,
         new java.lang.String[] { "Dim", });
     internal_static_greptime_v1_ColumnOptions_descriptor =
-      getDescriptor().getMessageTypes().get(21);
+      getDescriptor().getMessageTypes().get(22);
     internal_static_greptime_v1_ColumnOptions_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ColumnOptions_descriptor,
@@ -19631,7 +20142,7 @@ java.lang.String defaultValue);
         internal_static_greptime_v1_ColumnOptions_OptionsEntry_descriptor,
         new java.lang.String[] { "Key", "Value", });
     internal_static_greptime_v1_ArrowIpc_descriptor =
-      getDescriptor().getMessageTypes().get(22);
+      getDescriptor().getMessageTypes().get(23);
     internal_static_greptime_v1_ArrowIpc_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ArrowIpc_descriptor,
diff --git a/java/src/main/java/io/greptime/v1/Ddl.java b/java/src/main/java/io/greptime/v1/Ddl.java
index 24deeb8..d2dca36 100644
--- a/java/src/main/java/io/greptime/v1/Ddl.java
+++ b/java/src/main/java/io/greptime/v1/Ddl.java
@@ -3240,6 +3240,21 @@ public final class Ddl {
      */
     io.greptime.v1.Common.ExpireAfterOrBuilder getExpireAfterOrBuilder();
 
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+     * @return Whether the evalInterval field is set.
+     */
+    boolean hasEvalInterval();
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+     * @return The evalInterval.
+     */
+    io.greptime.v1.Common.EvalInterval getEvalInterval();
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+     */
+    io.greptime.v1.Common.EvalIntervalOrBuilder getEvalIntervalOrBuilder();
+
     /**
      * <code>string comment = 8;</code>
      * @return The comment.
@@ -3437,6 +3452,19 @@ java.lang.String defaultValue);
                   flowOptions__.getKey(), flowOptions__.getValue());
               break;
             }
+            case 90: {
+              io.greptime.v1.Common.EvalInterval.Builder subBuilder = null;
+              if (evalInterval_ != null) {
+                subBuilder = evalInterval_.toBuilder();
+              }
+              evalInterval_ = input.readMessage(io.greptime.v1.Common.EvalInterval.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(evalInterval_);
+                evalInterval_ = subBuilder.buildPartial();
+              }
+
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -3688,6 +3716,32 @@ java.lang.String defaultValue);
       return getExpireAfter();
     }
 
+    public static final int EVAL_INTERVAL_FIELD_NUMBER = 11;
+    private io.greptime.v1.Common.EvalInterval evalInterval_;
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+     * @return Whether the evalInterval field is set.
+     */
+    @java.lang.Override
+    public boolean hasEvalInterval() {
+      return evalInterval_ != null;
+    }
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+     * @return The evalInterval.
+     */
+    @java.lang.Override
+    public io.greptime.v1.Common.EvalInterval getEvalInterval() {
+      return evalInterval_ == null ? io.greptime.v1.Common.EvalInterval.getDefaultInstance() : evalInterval_;
+    }
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+     */
+    @java.lang.Override
+    public io.greptime.v1.Common.EvalIntervalOrBuilder getEvalIntervalOrBuilder() {
+      return getEvalInterval();
+    }
+
     public static final int COMMENT_FIELD_NUMBER = 8;
     private volatile java.lang.Object comment_;
     /**
@@ -3892,6 +3946,9 @@ java.lang.String defaultValue);
           internalGetFlowOptions(),
           FlowOptionsDefaultEntryHolder.defaultEntry,
           10);
+      if (evalInterval_ != null) {
+        output.writeMessage(11, getEvalInterval());
+      }
       unknownFields.writeTo(output);
     }
 
@@ -3943,6 +4000,10 @@ java.lang.String defaultValue);
         size += com.google.protobuf.CodedOutputStream
             .computeMessageSize(10, flowOptions__);
       }
+      if (evalInterval_ != null) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(11, getEvalInterval());
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -3978,6 +4039,11 @@ java.lang.String defaultValue);
         if (!getExpireAfter()
             .equals(other.getExpireAfter())) return false;
       }
+      if (hasEvalInterval() != other.hasEvalInterval()) return false;
+      if (hasEvalInterval()) {
+        if (!getEvalInterval()
+            .equals(other.getEvalInterval())) return false;
+      }
       if (!getComment()
           .equals(other.getComment())) return false;
       if (!getSql()
@@ -4017,6 +4083,10 @@ java.lang.String defaultValue);
         hash = (37 * hash) + EXPIRE_AFTER_FIELD_NUMBER;
         hash = (53 * hash) + getExpireAfter().hashCode();
       }
+      if (hasEvalInterval()) {
+        hash = (37 * hash) + EVAL_INTERVAL_FIELD_NUMBER;
+        hash = (53 * hash) + getEvalInterval().hashCode();
+      }
       hash = (37 * hash) + COMMENT_FIELD_NUMBER;
       hash = (53 * hash) + getComment().hashCode();
       hash = (37 * hash) + SQL_FIELD_NUMBER;
@@ -4211,6 +4281,12 @@ java.lang.String defaultValue);
           expireAfter_ = null;
           expireAfterBuilder_ = null;
         }
+        if (evalIntervalBuilder_ == null) {
+          evalInterval_ = null;
+        } else {
+          evalInterval_ = null;
+          evalIntervalBuilder_ = null;
+        }
         comment_ = "";
 
         sql_ = "";
@@ -4266,6 +4342,11 @@ java.lang.String defaultValue);
         } else {
           result.expireAfter_ = expireAfterBuilder_.build();
         }
+        if (evalIntervalBuilder_ == null) {
+          result.evalInterval_ = evalInterval_;
+        } else {
+          result.evalInterval_ = evalIntervalBuilder_.build();
+        }
         result.comment_ = comment_;
         result.sql_ = sql_;
         result.flowOptions_ = internalGetFlowOptions();
@@ -4364,6 +4445,9 @@ java.lang.String defaultValue);
         if (other.hasExpireAfter()) {
           mergeExpireAfter(other.getExpireAfter());
         }
+        if (other.hasEvalInterval()) {
+          mergeEvalInterval(other.getEvalInterval());
+        }
         if (!other.getComment().isEmpty()) {
           comment_ = other.comment_;
           onChanged();
@@ -5132,6 +5216,125 @@ java.lang.String defaultValue);
         return expireAfterBuilder_;
       }
 
+      private io.greptime.v1.Common.EvalInterval evalInterval_;
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Common.EvalInterval, io.greptime.v1.Common.EvalInterval.Builder, io.greptime.v1.Common.EvalIntervalOrBuilder> evalIntervalBuilder_;
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       * @return Whether the evalInterval field is set.
+       */
+      public boolean hasEvalInterval() {
+        return evalIntervalBuilder_ != null || evalInterval_ != null;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       * @return The evalInterval.
+       */
+      public io.greptime.v1.Common.EvalInterval getEvalInterval() {
+        if (evalIntervalBuilder_ == null) {
+          return evalInterval_ == null ? io.greptime.v1.Common.EvalInterval.getDefaultInstance() : evalInterval_;
+        } else {
+          return evalIntervalBuilder_.getMessage();
+        }
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      public Builder setEvalInterval(io.greptime.v1.Common.EvalInterval value) {
+        if (evalIntervalBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          evalInterval_ = value;
+          onChanged();
+        } else {
+          evalIntervalBuilder_.setMessage(value);
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      public Builder setEvalInterval(
+          io.greptime.v1.Common.EvalInterval.Builder builderForValue) {
+        if (evalIntervalBuilder_ == null) {
+          evalInterval_ = builderForValue.build();
+          onChanged();
+        } else {
+          evalIntervalBuilder_.setMessage(builderForValue.build());
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      public Builder mergeEvalInterval(io.greptime.v1.Common.EvalInterval value) {
+        if (evalIntervalBuilder_ == null) {
+          if (evalInterval_ != null) {
+            evalInterval_ =
+              io.greptime.v1.Common.EvalInterval.newBuilder(evalInterval_).mergeFrom(value).buildPartial();
+          } else {
+            evalInterval_ = value;
+          }
+          onChanged();
+        } else {
+          evalIntervalBuilder_.mergeFrom(value);
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      public Builder clearEvalInterval() {
+        if (evalIntervalBuilder_ == null) {
+          evalInterval_ = null;
+          onChanged();
+        } else {
+          evalInterval_ = null;
+          evalIntervalBuilder_ = null;
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      public io.greptime.v1.Common.EvalInterval.Builder getEvalIntervalBuilder() {
+        
+        onChanged();
+        return getEvalIntervalFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      public io.greptime.v1.Common.EvalIntervalOrBuilder getEvalIntervalOrBuilder() {
+        if (evalIntervalBuilder_ != null) {
+          return evalIntervalBuilder_.getMessageOrBuilder();
+        } else {
+          return evalInterval_ == null ?
+              io.greptime.v1.Common.EvalInterval.getDefaultInstance() : evalInterval_;
+        }
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 11;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Common.EvalInterval, io.greptime.v1.Common.EvalInterval.Builder, io.greptime.v1.Common.EvalIntervalOrBuilder> 
+          getEvalIntervalFieldBuilder() {
+        if (evalIntervalBuilder_ == null) {
+          evalIntervalBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+              io.greptime.v1.Common.EvalInterval, io.greptime.v1.Common.EvalInterval.Builder, io.greptime.v1.Common.EvalIntervalOrBuilder>(
+                  getEvalInterval(),
+                  getParentForChildren(),
+                  isClean());
+          evalInterval_ = null;
+        }
+        return evalIntervalBuilder_;
+      }
+
       private java.lang.Object comment_ = "";
       /**
        * <code>string comment = 8;</code>
@@ -50422,166 +50625,167 @@ java.lang.String defaultValue);
       "reateViewExprH\000\022.\n\tdrop_view\030\013 \001(\0132\031.gre" +
       "ptime.v1.DropViewExprH\000\0228\n\016alter_databas" +
       "e\030\014 \001(\0132\036.greptime.v1.AlterDatabaseExprH" +
-      "\000B\006\n\004expr\"\226\003\n\016CreateFlowExpr\022\024\n\014catalog_" +
+      "\000B\006\n\004expr\"\310\003\n\016CreateFlowExpr\022\024\n\014catalog_" +
       "name\030\001 \001(\t\022\021\n\tflow_name\030\002 \001(\t\0222\n\022source_" +
       "table_names\030\003 \003(\0132\026.greptime.v1.TableNam" +
       "e\022/\n\017sink_table_name\030\004 \001(\0132\026.greptime.v1" +
       ".TableName\022\022\n\nor_replace\030\005 \001(\010\022\034\n\024create" +
       "_if_not_exists\030\006 \001(\010\022.\n\014expire_after\030\007 \001" +
-      "(\0132\030.greptime.v1.ExpireAfter\022\017\n\007comment\030" +
-      "\010 \001(\t\022\013\n\003sql\030\t \001(\t\022B\n\014flow_options\030\n \003(\013" +
-      "2,.greptime.v1.CreateFlowExpr.FlowOption" +
-      "sEntry\0322\n\020FlowOptionsEntry\022\013\n\003key\030\001 \001(\t\022" +
-      "\r\n\005value\030\002 \001(\t:\0028\001\"u\n\014DropFlowExpr\022\024\n\014ca" +
-      "talog_name\030\001 \001(\t\022\021\n\tflow_name\030\002 \001(\t\022$\n\007f" +
-      "low_id\030\003 \001(\0132\023.greptime.v1.FlowId\022\026\n\016dro" +
-      "p_if_exists\030\005 \001(\010\"\376\001\n\016CreateViewExpr\022\024\n\014" +
-      "catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022" +
-      "\021\n\tview_name\030\003 \001(\t\022\024\n\014logical_plan\030\004 \001(\014" +
-      "\022\034\n\024create_if_not_exists\030\005 \001(\010\022\022\n\nor_rep" +
-      "lace\030\006 \001(\010\022+\n\013table_names\030\007 \003(\0132\026.grepti" +
-      "me.v1.TableName\022\017\n\007columns\030\010 \003(\t\022\024\n\014plan" +
-      "_columns\030\t \003(\t\022\022\n\ndefinition\030\n \001(\t\"\213\001\n\014D" +
-      "ropViewExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013sch" +
-      "ema_name\030\002 \001(\t\022\021\n\tview_name\030\003 \001(\t\022%\n\007vie" +
-      "w_id\030\004 \001(\0132\024.greptime.v1.TableId\022\026\n\016drop" +
-      "_if_exists\030\005 \001(\010\"\207\003\n\017CreateTableExpr\022\024\n\014" +
-      "catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022" +
-      "\022\n\ntable_name\030\003 \001(\t\022\014\n\004desc\030\004 \001(\t\022+\n\013col" +
-      "umn_defs\030\005 \003(\0132\026.greptime.v1.ColumnDef\022\022" +
-      "\n\ntime_index\030\006 \001(\t\022\024\n\014primary_keys\030\007 \003(\t" +
-      "\022\034\n\024create_if_not_exists\030\010 \001(\010\022E\n\rtable_" +
-      "options\030\t \003(\0132..greptime.v1.CreateTableE" +
-      "xpr.TableOptionsEntry\022&\n\010table_id\030\n \001(\0132" +
-      "\024.greptime.v1.TableId\022\016\n\006engine\030\014 \001(\t\0323\n" +
-      "\021TableOptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value" +
-      "\030\002 \001(\t:\0028\001\"\312\005\n\016AlterTableExpr\022\024\n\014catalog" +
-      "_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntabl" +
-      "e_name\030\003 \001(\t\022.\n\013add_columns\030\004 \001(\0132\027.grep" +
-      "time.v1.AddColumnsH\000\0220\n\014drop_columns\030\005 \001" +
-      "(\0132\030.greptime.v1.DropColumnsH\000\0220\n\014rename" +
-      "_table\030\006 \001(\0132\030.greptime.v1.RenameTableH\000" +
-      "\022=\n\023modify_column_types\030\007 \001(\0132\036.greptime" +
-      ".v1.ModifyColumnTypesH\000\0229\n\021set_table_opt" +
-      "ions\030\010 \001(\0132\034.greptime.v1.SetTableOptions" +
-      "H\000\022=\n\023unset_table_options\030\013 \001(\0132\036.grepti" +
-      "me.v1.UnsetTableOptionsH\000\022*\n\tset_index\030\014" +
-      " \001(\0132\025.greptime.v1.SetIndexH\000\022.\n\013unset_i" +
-      "ndex\030\r \001(\0132\027.greptime.v1.UnsetIndexH\000\0222\n" +
-      "\rdrop_defaults\030\016 \001(\0132\031.greptime.v1.DropD" +
-      "efaultsH\000\022.\n\013set_indexes\030\017 \001(\0132\027.greptim" +
-      "e.v1.SetIndexesH\000\0222\n\runset_indexes\030\020 \001(\013" +
-      "2\031.greptime.v1.UnsetIndexesH\000\0220\n\014set_def" +
-      "aults\030\021 \001(\0132\030.greptime.v1.SetDefaultsH\000B" +
-      "\006\n\004kind\"\"\n\013DropDefault\022\023\n\013column_name\030\001 " +
-      "\001(\t\"8\n\nSetIndexes\022*\n\013set_indexes\030\001 \003(\0132\025" +
-      ".greptime.v1.SetIndex\">\n\014UnsetIndexes\022.\n" +
-      "\runset_indexes\030\001 \003(\0132\027.greptime.v1.Unset" +
-      "Index\"=\n\nSetDefault\022\023\n\013column_name\030\001 \001(\t" +
-      "\022\032\n\022default_constraint\030\002 \001(\014\"\237\001\n\010SetInde" +
-      "x\022,\n\010fulltext\030\001 \001(\0132\030.greptime.v1.SetFul" +
-      "ltextH\000\022,\n\010inverted\030\002 \001(\0132\030.greptime.v1." +
-      "SetInvertedH\000\022,\n\010skipping\030\003 \001(\0132\030.grepti" +
-      "me.v1.SetSkippingH\000B\t\n\007options\"\247\001\n\nUnset" +
-      "Index\022.\n\010fulltext\030\001 \001(\0132\032.greptime.v1.Un" +
-      "setFulltextH\000\022.\n\010inverted\030\002 \001(\0132\032.grepti" +
-      "me.v1.UnsetInvertedH\000\022.\n\010skipping\030\003 \001(\0132" +
-      "\032.greptime.v1.UnsetSkippingH\000B\t\n\007options" +
-      "\"\216\001\n\rDropTableExpr\022\024\n\014catalog_name\030\001 \001(\t" +
-      "\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(" +
-      "\t\022&\n\010table_id\030\004 \001(\0132\024.greptime.v1.TableI" +
-      "d\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022CreateData" +
-      "baseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema" +
-      "_name\030\002 \001(\t\022\034\n\024create_if_not_exists\030\003 \001(" +
-      "\010\022=\n\007options\030\004 \003(\0132,.greptime.v1.CreateD" +
-      "atabaseExpr.OptionsEntry\032.\n\014OptionsEntry" +
-      "\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\250\001\n\021Tru" +
-      "ncateTableExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013" +
-      "schema_name\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(\t\022&\n" +
-      "\010table_id\030\004 \001(\0132\024.greptime.v1.TableId\022,\n" +
-      "\013time_ranges\030\005 \001(\0132\027.greptime.v1.TimeRan" +
-      "ges\"U\n\020DropDatabaseExpr\022\024\n\014catalog_name\030" +
-      "\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026\n\016drop_if_ex" +
-      "ists\030\003 \001(\010\"9\n\nAddColumns\022+\n\013add_columns\030" +
-      "\001 \003(\0132\026.greptime.v1.AddColumn\"?\n\014DropDef" +
-      "aults\022/\n\rdrop_defaults\030\001 \003(\0132\030.greptime." +
-      "v1.DropDefault\"<\n\013SetDefaults\022-\n\014set_def" +
-      "aults\030\001 \003(\0132\027.greptime.v1.SetDefault\"<\n\013" +
-      "DropColumns\022-\n\014drop_columns\030\001 \003(\0132\027.grep" +
-      "time.v1.DropColumn\"O\n\021ModifyColumnTypes\022" +
-      ":\n\023modify_column_types\030\001 \003(\0132\035.greptime." +
-      "v1.ModifyColumnType\"%\n\013RenameTable\022\026\n\016ne" +
-      "w_table_name\030\001 \001(\t\"\204\001\n\tAddColumn\022*\n\ncolu" +
-      "mn_def\030\001 \001(\0132\026.greptime.v1.ColumnDef\0220\n\010" +
-      "location\030\003 \001(\0132\036.greptime.v1.AddColumnLo" +
-      "cation\022\031\n\021add_if_not_exists\030\004 \001(\010\"\236\001\n\020Mo" +
-      "difyColumnType\022\023\n\013column_name\030\001 \001(\t\0220\n\013t" +
-      "arget_type\030\002 \001(\0162\033.greptime.v1.ColumnDat" +
-      "aType\022C\n\025target_type_extension\030\003 \001(\0132$.g" +
-      "reptime.v1.ColumnDataTypeExtension\"$\n\006Op" +
-      "tion\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t\"=\n\017SetT" +
-      "ableOptions\022*\n\rtable_options\030\001 \003(\0132\023.gre" +
-      "ptime.v1.Option\"!\n\021UnsetTableOptions\022\014\n\004" +
-      "keys\030\001 \003(\t\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"\025" +
-      "\n\007TableId\022\n\n\002id\030\001 \001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 " +
-      "\001(\r\"\254\002\n\tColumnDef\022\014\n\004name\030\001 \001(\t\022.\n\tdata_" +
-      "type\030\002 \001(\0162\033.greptime.v1.ColumnDataType\022" +
-      "\023\n\013is_nullable\030\003 \001(\010\022\032\n\022default_constrai" +
-      "nt\030\004 \001(\014\0220\n\rsemantic_type\030\005 \001(\0162\031.grepti" +
-      "me.v1.SemanticType\022\017\n\007comment\030\006 \001(\t\022@\n\022d" +
-      "atatype_extension\030\007 \001(\0132$.greptime.v1.Co" +
-      "lumnDataTypeExtension\022+\n\007options\030\010 \001(\0132\032" +
-      ".greptime.v1.ColumnOptions\"\230\001\n\021AddColumn" +
-      "Location\022B\n\rlocation_type\030\001 \001(\0162+.grepti" +
-      "me.v1.AddColumnLocation.LocationType\022\031\n\021" +
-      "after_column_name\030\002 \001(\t\"$\n\014LocationType\022" +
-      "\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\324\001\n\013SetFulltext\022\023\n" +
-      "\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\'\n\010an" +
-      "alyzer\030\003 \001(\0162\025.greptime.v1.Analyzer\022\026\n\016c" +
-      "ase_sensitive\030\004 \001(\010\022-\n\007backend\030\005 \001(\0162\034.g" +
-      "reptime.v1.FulltextBackend\022\023\n\013granularit" +
-      "y\030\006 \001(\004\022\033\n\023false_positive_rate\030\007 \001(\001\"$\n\r" +
-      "UnsetFulltext\022\023\n\013column_name\030\001 \001(\t\"\"\n\013Se" +
-      "tInverted\022\023\n\013column_name\030\001 \001(\t\"$\n\rUnsetI" +
-      "nverted\022\023\n\013column_name\030\001 \001(\t\"\241\001\n\013SetSkip" +
-      "ping\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(" +
-      "\010\022\023\n\013granularity\030\003 \001(\004\022;\n\023skipping_index" +
-      "_type\030\004 \001(\0162\036.greptime.v1.SkippingIndexT" +
-      "ype\022\033\n\023false_positive_rate\030\005 \001(\001\"$\n\rUnse" +
-      "tSkipping\022\023\n\013column_name\030\001 \001(\t\"\314\001\n\021Alter" +
-      "DatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013sc" +
-      "hema_name\030\002 \001(\t\022?\n\024set_database_options\030" +
-      "\003 \001(\0132\037.greptime.v1.SetDatabaseOptionsH\000" +
-      "\022C\n\026unset_database_options\030\004 \001(\0132!.grept" +
-      "ime.v1.UnsetDatabaseOptionsH\000B\006\n\004kind\"G\n" +
-      "\022SetDatabaseOptions\0221\n\024set_database_opti" +
-      "ons\030\001 \003(\0132\023.greptime.v1.Option\"$\n\024UnsetD" +
-      "atabaseOptions\022\014\n\004keys\030\001 \003(\t\"\305\003\n\021CreateT" +
-      "riggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n\014trig" +
-      "ger_name\030\002 \001(\t\022\034\n\024create_if_not_exists\030\003" +
-      " \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030\005 \003(\0132\032.gr" +
-      "eptime.v1.NotifyChannel\022:\n\006labels\030\006 \003(\0132" +
-      "*.greptime.v1.CreateTriggerExpr.LabelsEn" +
-      "try\022D\n\013annotations\030\007 \003(\0132/.greptime.v1.C" +
-      "reateTriggerExpr.AnnotationsEntry\022+\n\010int" +
-      "erval\030\010 \001(\0132\031.google.protobuf.Duration\022\031" +
-      "\n\021raw_interval_expr\030\t \001(\t\032-\n\013LabelsEntry" +
-      "\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0322\n\020Anno" +
-      "tationsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t" +
-      ":\0028\001\"]\n\rNotifyChannel\022\014\n\004name\030\001 \001(\t\022.\n\007w" +
-      "ebhook\030\002 \001(\0132\033.greptime.v1.WebhookOption" +
-      "sH\000B\016\n\014channel_type\"\177\n\016WebhookOptions\022\013\n" +
-      "\003url\030\001 \001(\t\0223\n\004opts\030\002 \003(\0132%.greptime.v1.W" +
-      "ebhookOptions.OptsEntry\032+\n\tOptsEntry\022\013\n\003" +
-      "key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"U\n\017DropTrig" +
-      "gerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n\014trigger" +
-      "_name\030\002 \001(\t\022\026\n\016drop_if_exists\030\003 \001(\010*$\n\010A" +
-      "nalyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINESE\020\001*)\n\017Ful" +
-      "ltextBackend\022\013\n\007TANTIVY\020\000\022\t\n\005BLOOM\020\001*%\n\021" +
-      "SkippingIndexType\022\020\n\014BLOOM_FILTER\020\000BL\n\016i" +
-      "o.greptime.v1B\003DdlZ5github.com/GreptimeT" +
-      "eam/greptime-proto/go/greptime/v1b\006proto" +
-      "3"
+      "(\0132\030.greptime.v1.ExpireAfter\0220\n\reval_int" +
+      "erval\030\013 \001(\0132\031.greptime.v1.EvalInterval\022\017" +
+      "\n\007comment\030\010 \001(\t\022\013\n\003sql\030\t \001(\t\022B\n\014flow_opt" +
+      "ions\030\n \003(\0132,.greptime.v1.CreateFlowExpr." +
+      "FlowOptionsEntry\0322\n\020FlowOptionsEntry\022\013\n\003" +
+      "key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"u\n\014DropFlow" +
+      "Expr\022\024\n\014catalog_name\030\001 \001(\t\022\021\n\tflow_name\030" +
+      "\002 \001(\t\022$\n\007flow_id\030\003 \001(\0132\023.greptime.v1.Flo" +
+      "wId\022\026\n\016drop_if_exists\030\005 \001(\010\"\376\001\n\016CreateVi" +
+      "ewExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_n" +
+      "ame\030\002 \001(\t\022\021\n\tview_name\030\003 \001(\t\022\024\n\014logical_" +
+      "plan\030\004 \001(\014\022\034\n\024create_if_not_exists\030\005 \001(\010" +
+      "\022\022\n\nor_replace\030\006 \001(\010\022+\n\013table_names\030\007 \003(" +
+      "\0132\026.greptime.v1.TableName\022\017\n\007columns\030\010 \003" +
+      "(\t\022\024\n\014plan_columns\030\t \003(\t\022\022\n\ndefinition\030\n" +
+      " \001(\t\"\213\001\n\014DropViewExpr\022\024\n\014catalog_name\030\001 " +
+      "\001(\t\022\023\n\013schema_name\030\002 \001(\t\022\021\n\tview_name\030\003 " +
+      "\001(\t\022%\n\007view_id\030\004 \001(\0132\024.greptime.v1.Table" +
+      "Id\022\026\n\016drop_if_exists\030\005 \001(\010\"\207\003\n\017CreateTab" +
+      "leExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_n" +
+      "ame\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(\t\022\014\n\004desc\030\004 " +
+      "\001(\t\022+\n\013column_defs\030\005 \003(\0132\026.greptime.v1.C" +
+      "olumnDef\022\022\n\ntime_index\030\006 \001(\t\022\024\n\014primary_" +
+      "keys\030\007 \003(\t\022\034\n\024create_if_not_exists\030\010 \001(\010" +
+      "\022E\n\rtable_options\030\t \003(\0132..greptime.v1.Cr" +
+      "eateTableExpr.TableOptionsEntry\022&\n\010table" +
+      "_id\030\n \001(\0132\024.greptime.v1.TableId\022\016\n\006engin" +
+      "e\030\014 \001(\t\0323\n\021TableOptionsEntry\022\013\n\003key\030\001 \001(" +
+      "\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\312\005\n\016AlterTableExpr\022" +
+      "\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001" +
+      "(\t\022\022\n\ntable_name\030\003 \001(\t\022.\n\013add_columns\030\004 " +
+      "\001(\0132\027.greptime.v1.AddColumnsH\000\0220\n\014drop_c" +
+      "olumns\030\005 \001(\0132\030.greptime.v1.DropColumnsH\000" +
+      "\0220\n\014rename_table\030\006 \001(\0132\030.greptime.v1.Ren" +
+      "ameTableH\000\022=\n\023modify_column_types\030\007 \001(\0132" +
+      "\036.greptime.v1.ModifyColumnTypesH\000\0229\n\021set" +
+      "_table_options\030\010 \001(\0132\034.greptime.v1.SetTa" +
+      "bleOptionsH\000\022=\n\023unset_table_options\030\013 \001(" +
+      "\0132\036.greptime.v1.UnsetTableOptionsH\000\022*\n\ts" +
+      "et_index\030\014 \001(\0132\025.greptime.v1.SetIndexH\000\022" +
+      ".\n\013unset_index\030\r \001(\0132\027.greptime.v1.Unset" +
+      "IndexH\000\0222\n\rdrop_defaults\030\016 \001(\0132\031.greptim" +
+      "e.v1.DropDefaultsH\000\022.\n\013set_indexes\030\017 \001(\013" +
+      "2\027.greptime.v1.SetIndexesH\000\0222\n\runset_ind" +
+      "exes\030\020 \001(\0132\031.greptime.v1.UnsetIndexesH\000\022" +
+      "0\n\014set_defaults\030\021 \001(\0132\030.greptime.v1.SetD" +
+      "efaultsH\000B\006\n\004kind\"\"\n\013DropDefault\022\023\n\013colu" +
+      "mn_name\030\001 \001(\t\"8\n\nSetIndexes\022*\n\013set_index" +
+      "es\030\001 \003(\0132\025.greptime.v1.SetIndex\">\n\014Unset" +
+      "Indexes\022.\n\runset_indexes\030\001 \003(\0132\027.greptim" +
+      "e.v1.UnsetIndex\"=\n\nSetDefault\022\023\n\013column_" +
+      "name\030\001 \001(\t\022\032\n\022default_constraint\030\002 \001(\014\"\237" +
+      "\001\n\010SetIndex\022,\n\010fulltext\030\001 \001(\0132\030.greptime" +
+      ".v1.SetFulltextH\000\022,\n\010inverted\030\002 \001(\0132\030.gr" +
+      "eptime.v1.SetInvertedH\000\022,\n\010skipping\030\003 \001(" +
+      "\0132\030.greptime.v1.SetSkippingH\000B\t\n\007options" +
+      "\"\247\001\n\nUnsetIndex\022.\n\010fulltext\030\001 \001(\0132\032.grep" +
+      "time.v1.UnsetFulltextH\000\022.\n\010inverted\030\002 \001(" +
+      "\0132\032.greptime.v1.UnsetInvertedH\000\022.\n\010skipp" +
+      "ing\030\003 \001(\0132\032.greptime.v1.UnsetSkippingH\000B" +
+      "\t\n\007options\"\216\001\n\rDropTableExpr\022\024\n\014catalog_" +
+      "name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable" +
+      "_name\030\003 \001(\t\022&\n\010table_id\030\004 \001(\0132\024.greptime" +
+      ".v1.TableId\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022" +
+      "CreateDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t" +
+      "\022\023\n\013schema_name\030\002 \001(\t\022\034\n\024create_if_not_e" +
+      "xists\030\003 \001(\010\022=\n\007options\030\004 \003(\0132,.greptime." +
+      "v1.CreateDatabaseExpr.OptionsEntry\032.\n\014Op" +
+      "tionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002" +
+      "8\001\"\250\001\n\021TruncateTableExpr\022\024\n\014catalog_name" +
+      "\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_nam" +
+      "e\030\003 \001(\t\022&\n\010table_id\030\004 \001(\0132\024.greptime.v1." +
+      "TableId\022,\n\013time_ranges\030\005 \001(\0132\027.greptime." +
+      "v1.TimeRanges\"U\n\020DropDatabaseExpr\022\024\n\014cat" +
+      "alog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026\n\016" +
+      "drop_if_exists\030\003 \001(\010\"9\n\nAddColumns\022+\n\013ad" +
+      "d_columns\030\001 \003(\0132\026.greptime.v1.AddColumn\"" +
+      "?\n\014DropDefaults\022/\n\rdrop_defaults\030\001 \003(\0132\030" +
+      ".greptime.v1.DropDefault\"<\n\013SetDefaults\022" +
+      "-\n\014set_defaults\030\001 \003(\0132\027.greptime.v1.SetD" +
+      "efault\"<\n\013DropColumns\022-\n\014drop_columns\030\001 " +
+      "\003(\0132\027.greptime.v1.DropColumn\"O\n\021ModifyCo" +
+      "lumnTypes\022:\n\023modify_column_types\030\001 \003(\0132\035" +
+      ".greptime.v1.ModifyColumnType\"%\n\013RenameT" +
+      "able\022\026\n\016new_table_name\030\001 \001(\t\"\204\001\n\tAddColu" +
+      "mn\022*\n\ncolumn_def\030\001 \001(\0132\026.greptime.v1.Col" +
+      "umnDef\0220\n\010location\030\003 \001(\0132\036.greptime.v1.A" +
+      "ddColumnLocation\022\031\n\021add_if_not_exists\030\004 " +
+      "\001(\010\"\236\001\n\020ModifyColumnType\022\023\n\013column_name\030" +
+      "\001 \001(\t\0220\n\013target_type\030\002 \001(\0162\033.greptime.v1" +
+      ".ColumnDataType\022C\n\025target_type_extension" +
+      "\030\003 \001(\0132$.greptime.v1.ColumnDataTypeExten" +
+      "sion\"$\n\006Option\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001" +
+      "(\t\"=\n\017SetTableOptions\022*\n\rtable_options\030\001" +
+      " \003(\0132\023.greptime.v1.Option\"!\n\021UnsetTableO" +
+      "ptions\022\014\n\004keys\030\001 \003(\t\"\032\n\nDropColumn\022\014\n\004na" +
+      "me\030\001 \001(\t\"\025\n\007TableId\022\n\n\002id\030\001 \001(\r\"\024\n\006FlowI" +
+      "d\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColumnDef\022\014\n\004name\030\001 \001(" +
+      "\t\022.\n\tdata_type\030\002 \001(\0162\033.greptime.v1.Colum" +
+      "nDataType\022\023\n\013is_nullable\030\003 \001(\010\022\032\n\022defaul" +
+      "t_constraint\030\004 \001(\014\0220\n\rsemantic_type\030\005 \001(" +
+      "\0162\031.greptime.v1.SemanticType\022\017\n\007comment\030" +
+      "\006 \001(\t\022@\n\022datatype_extension\030\007 \001(\0132$.grep" +
+      "time.v1.ColumnDataTypeExtension\022+\n\007optio" +
+      "ns\030\010 \001(\0132\032.greptime.v1.ColumnOptions\"\230\001\n" +
+      "\021AddColumnLocation\022B\n\rlocation_type\030\001 \001(" +
+      "\0162+.greptime.v1.AddColumnLocation.Locati" +
+      "onType\022\031\n\021after_column_name\030\002 \001(\t\"$\n\014Loc" +
+      "ationType\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\324\001\n\013SetF" +
+      "ulltext\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002" +
+      " \001(\010\022\'\n\010analyzer\030\003 \001(\0162\025.greptime.v1.Ana" +
+      "lyzer\022\026\n\016case_sensitive\030\004 \001(\010\022-\n\007backend" +
+      "\030\005 \001(\0162\034.greptime.v1.FulltextBackend\022\023\n\013" +
+      "granularity\030\006 \001(\004\022\033\n\023false_positive_rate" +
+      "\030\007 \001(\001\"$\n\rUnsetFulltext\022\023\n\013column_name\030\001" +
+      " \001(\t\"\"\n\013SetInverted\022\023\n\013column_name\030\001 \001(\t" +
+      "\"$\n\rUnsetInverted\022\023\n\013column_name\030\001 \001(\t\"\241" +
+      "\001\n\013SetSkipping\022\023\n\013column_name\030\001 \001(\t\022\016\n\006e" +
+      "nable\030\002 \001(\010\022\023\n\013granularity\030\003 \001(\004\022;\n\023skip" +
+      "ping_index_type\030\004 \001(\0162\036.greptime.v1.Skip" +
+      "pingIndexType\022\033\n\023false_positive_rate\030\005 \001" +
+      "(\001\"$\n\rUnsetSkipping\022\023\n\013column_name\030\001 \001(\t" +
+      "\"\314\001\n\021AlterDatabaseExpr\022\024\n\014catalog_name\030\001" +
+      " \001(\t\022\023\n\013schema_name\030\002 \001(\t\022?\n\024set_databas" +
+      "e_options\030\003 \001(\0132\037.greptime.v1.SetDatabas" +
+      "eOptionsH\000\022C\n\026unset_database_options\030\004 \001" +
+      "(\0132!.greptime.v1.UnsetDatabaseOptionsH\000B" +
+      "\006\n\004kind\"G\n\022SetDatabaseOptions\0221\n\024set_dat" +
+      "abase_options\030\001 \003(\0132\023.greptime.v1.Option" +
+      "\"$\n\024UnsetDatabaseOptions\022\014\n\004keys\030\001 \003(\t\"\305" +
+      "\003\n\021CreateTriggerExpr\022\024\n\014catalog_name\030\001 \001" +
+      "(\t\022\024\n\014trigger_name\030\002 \001(\t\022\034\n\024create_if_no" +
+      "t_exists\030\003 \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030" +
+      "\005 \003(\0132\032.greptime.v1.NotifyChannel\022:\n\006lab" +
+      "els\030\006 \003(\0132*.greptime.v1.CreateTriggerExp" +
+      "r.LabelsEntry\022D\n\013annotations\030\007 \003(\0132/.gre" +
+      "ptime.v1.CreateTriggerExpr.AnnotationsEn" +
+      "try\022+\n\010interval\030\010 \001(\0132\031.google.protobuf." +
+      "Duration\022\031\n\021raw_interval_expr\030\t \001(\t\032-\n\013L" +
+      "abelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002" +
+      "8\001\0322\n\020AnnotationsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005v" +
+      "alue\030\002 \001(\t:\0028\001\"]\n\rNotifyChannel\022\014\n\004name\030" +
+      "\001 \001(\t\022.\n\007webhook\030\002 \001(\0132\033.greptime.v1.Web" +
+      "hookOptionsH\000B\016\n\014channel_type\"\177\n\016Webhook" +
+      "Options\022\013\n\003url\030\001 \001(\t\0223\n\004opts\030\002 \003(\0132%.gre" +
+      "ptime.v1.WebhookOptions.OptsEntry\032+\n\tOpt" +
+      "sEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"U" +
+      "\n\017DropTriggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022" +
+      "\024\n\014trigger_name\030\002 \001(\t\022\026\n\016drop_if_exists\030" +
+      "\003 \001(\010*$\n\010Analyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINES" +
+      "E\020\001*)\n\017FulltextBackend\022\013\n\007TANTIVY\020\000\022\t\n\005B" +
+      "LOOM\020\001*%\n\021SkippingIndexType\022\020\n\014BLOOM_FIL" +
+      "TER\020\000BL\n\016io.greptime.v1B\003DdlZ5github.com" +
+      "/GreptimeTeam/greptime-proto/go/greptime" +
+      "/v1b\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -50600,7 +50804,7 @@ java.lang.String defaultValue);
     internal_static_greptime_v1_CreateFlowExpr_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_CreateFlowExpr_descriptor,
-        new java.lang.String[] { "CatalogName", "FlowName", "SourceTableNames", "SinkTableName", "OrReplace", "CreateIfNotExists", "ExpireAfter", "Comment", "Sql", "FlowOptions", });
+        new java.lang.String[] { "CatalogName", "FlowName", "SourceTableNames", "SinkTableName", "OrReplace", "CreateIfNotExists", "ExpireAfter", "EvalInterval", "Comment", "Sql", "FlowOptions", });
     internal_static_greptime_v1_CreateFlowExpr_FlowOptionsEntry_descriptor =
       internal_static_greptime_v1_CreateFlowExpr_descriptor.getNestedTypes().get(0);
     internal_static_greptime_v1_CreateFlowExpr_FlowOptionsEntry_fieldAccessorTable = new
diff --git a/java/src/main/java/io/greptime/v1/flow/Server.java b/java/src/main/java/io/greptime/v1/flow/Server.java
index b9e211f..b3b8e66 100644
--- a/java/src/main/java/io/greptime/v1/flow/Server.java
+++ b/java/src/main/java/io/greptime/v1/flow/Server.java
@@ -7256,6 +7256,21 @@ com.google.protobuf.ByteString defaultValue);
      */
     io.greptime.v1.Common.ExpireAfterOrBuilder getExpireAfterOrBuilder();
 
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+     * @return Whether the evalInterval field is set.
+     */
+    boolean hasEvalInterval();
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+     * @return The evalInterval.
+     */
+    io.greptime.v1.Common.EvalInterval getEvalInterval();
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+     */
+    io.greptime.v1.Common.EvalIntervalOrBuilder getEvalIntervalOrBuilder();
+
     /**
      * <code>string comment = 6;</code>
      * @return The comment.
@@ -7464,6 +7479,19 @@ java.lang.String defaultValue);
               orReplace_ = input.readBool();
               break;
             }
+            case 82: {
+              io.greptime.v1.Common.EvalInterval.Builder subBuilder = null;
+              if (evalInterval_ != null) {
+                subBuilder = evalInterval_.toBuilder();
+              }
+              evalInterval_ = input.readMessage(io.greptime.v1.Common.EvalInterval.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(evalInterval_);
+                evalInterval_ = subBuilder.buildPartial();
+              }
+
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -7654,6 +7682,32 @@ java.lang.String defaultValue);
       return getExpireAfter();
     }
 
+    public static final int EVAL_INTERVAL_FIELD_NUMBER = 10;
+    private io.greptime.v1.Common.EvalInterval evalInterval_;
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+     * @return Whether the evalInterval field is set.
+     */
+    @java.lang.Override
+    public boolean hasEvalInterval() {
+      return evalInterval_ != null;
+    }
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+     * @return The evalInterval.
+     */
+    @java.lang.Override
+    public io.greptime.v1.Common.EvalInterval getEvalInterval() {
+      return evalInterval_ == null ? io.greptime.v1.Common.EvalInterval.getDefaultInstance() : evalInterval_;
+    }
+    /**
+     * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+     */
+    @java.lang.Override
+    public io.greptime.v1.Common.EvalIntervalOrBuilder getEvalIntervalOrBuilder() {
+      return getEvalInterval();
+    }
+
     public static final int COMMENT_FIELD_NUMBER = 6;
     private volatile java.lang.Object comment_;
     /**
@@ -7870,6 +7924,9 @@ java.lang.String defaultValue);
       if (orReplace_ != false) {
         output.writeBool(9, orReplace_);
       }
+      if (evalInterval_ != null) {
+        output.writeMessage(10, getEvalInterval());
+      }
       unknownFields.writeTo(output);
     }
 
@@ -7919,6 +7976,10 @@ java.lang.String defaultValue);
         size += com.google.protobuf.CodedOutputStream
           .computeBoolSize(9, orReplace_);
       }
+      if (evalInterval_ != null) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(10, getEvalInterval());
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -7953,6 +8014,11 @@ java.lang.String defaultValue);
         if (!getExpireAfter()
             .equals(other.getExpireAfter())) return false;
       }
+      if (hasEvalInterval() != other.hasEvalInterval()) return false;
+      if (hasEvalInterval()) {
+        if (!getEvalInterval()
+            .equals(other.getEvalInterval())) return false;
+      }
       if (!getComment()
           .equals(other.getComment())) return false;
       if (!getSql()
@@ -7991,6 +8057,10 @@ java.lang.String defaultValue);
         hash = (37 * hash) + EXPIRE_AFTER_FIELD_NUMBER;
         hash = (53 * hash) + getExpireAfter().hashCode();
       }
+      if (hasEvalInterval()) {
+        hash = (37 * hash) + EVAL_INTERVAL_FIELD_NUMBER;
+        hash = (53 * hash) + getEvalInterval().hashCode();
+      }
       hash = (37 * hash) + COMMENT_FIELD_NUMBER;
       hash = (53 * hash) + getComment().hashCode();
       hash = (37 * hash) + SQL_FIELD_NUMBER;
@@ -8190,6 +8260,12 @@ java.lang.String defaultValue);
           expireAfter_ = null;
           expireAfterBuilder_ = null;
         }
+        if (evalIntervalBuilder_ == null) {
+          evalInterval_ = null;
+        } else {
+          evalInterval_ = null;
+          evalIntervalBuilder_ = null;
+        }
         comment_ = "";
 
         sql_ = "";
@@ -8249,6 +8325,11 @@ java.lang.String defaultValue);
         } else {
           result.expireAfter_ = expireAfterBuilder_.build();
         }
+        if (evalIntervalBuilder_ == null) {
+          result.evalInterval_ = evalInterval_;
+        } else {
+          result.evalInterval_ = evalIntervalBuilder_.build();
+        }
         result.comment_ = comment_;
         result.sql_ = sql_;
         result.flowOptions_ = internalGetFlowOptions();
@@ -8340,6 +8421,9 @@ java.lang.String defaultValue);
         if (other.hasExpireAfter()) {
           mergeExpireAfter(other.getExpireAfter());
         }
+        if (other.hasEvalInterval()) {
+          mergeEvalInterval(other.getEvalInterval());
+        }
         if (!other.getComment().isEmpty()) {
           comment_ = other.comment_;
           onChanged();
@@ -9047,6 +9131,125 @@ java.lang.String defaultValue);
         return expireAfterBuilder_;
       }
 
+      private io.greptime.v1.Common.EvalInterval evalInterval_;
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Common.EvalInterval, io.greptime.v1.Common.EvalInterval.Builder, io.greptime.v1.Common.EvalIntervalOrBuilder> evalIntervalBuilder_;
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       * @return Whether the evalInterval field is set.
+       */
+      public boolean hasEvalInterval() {
+        return evalIntervalBuilder_ != null || evalInterval_ != null;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       * @return The evalInterval.
+       */
+      public io.greptime.v1.Common.EvalInterval getEvalInterval() {
+        if (evalIntervalBuilder_ == null) {
+          return evalInterval_ == null ? io.greptime.v1.Common.EvalInterval.getDefaultInstance() : evalInterval_;
+        } else {
+          return evalIntervalBuilder_.getMessage();
+        }
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      public Builder setEvalInterval(io.greptime.v1.Common.EvalInterval value) {
+        if (evalIntervalBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          evalInterval_ = value;
+          onChanged();
+        } else {
+          evalIntervalBuilder_.setMessage(value);
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      public Builder setEvalInterval(
+          io.greptime.v1.Common.EvalInterval.Builder builderForValue) {
+        if (evalIntervalBuilder_ == null) {
+          evalInterval_ = builderForValue.build();
+          onChanged();
+        } else {
+          evalIntervalBuilder_.setMessage(builderForValue.build());
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      public Builder mergeEvalInterval(io.greptime.v1.Common.EvalInterval value) {
+        if (evalIntervalBuilder_ == null) {
+          if (evalInterval_ != null) {
+            evalInterval_ =
+              io.greptime.v1.Common.EvalInterval.newBuilder(evalInterval_).mergeFrom(value).buildPartial();
+          } else {
+            evalInterval_ = value;
+          }
+          onChanged();
+        } else {
+          evalIntervalBuilder_.mergeFrom(value);
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      public Builder clearEvalInterval() {
+        if (evalIntervalBuilder_ == null) {
+          evalInterval_ = null;
+          onChanged();
+        } else {
+          evalInterval_ = null;
+          evalIntervalBuilder_ = null;
+        }
+
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      public io.greptime.v1.Common.EvalInterval.Builder getEvalIntervalBuilder() {
+        
+        onChanged();
+        return getEvalIntervalFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      public io.greptime.v1.Common.EvalIntervalOrBuilder getEvalIntervalOrBuilder() {
+        if (evalIntervalBuilder_ != null) {
+          return evalIntervalBuilder_.getMessageOrBuilder();
+        } else {
+          return evalInterval_ == null ?
+              io.greptime.v1.Common.EvalInterval.getDefaultInstance() : evalInterval_;
+        }
+      }
+      /**
+       * <code>.greptime.v1.EvalInterval eval_interval = 10;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Common.EvalInterval, io.greptime.v1.Common.EvalInterval.Builder, io.greptime.v1.Common.EvalIntervalOrBuilder> 
+          getEvalIntervalFieldBuilder() {
+        if (evalIntervalBuilder_ == null) {
+          evalIntervalBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+              io.greptime.v1.Common.EvalInterval, io.greptime.v1.Common.EvalInterval.Builder, io.greptime.v1.Common.EvalIntervalOrBuilder>(
+                  getEvalInterval(),
+                  getParentForChildren(),
+                  isClean());
+          evalInterval_ = null;
+        }
+        return evalIntervalBuilder_;
+      }
+
       private java.lang.Object comment_ = "";
       /**
        * <code>string comment = 6;</code>
@@ -10771,30 +10974,31 @@ java.lang.String defaultValue);
       "ected_flows\030\003 \003(\0132\023.greptime.v1.FlowId\022B" +
       "\n\nextensions\030\004 \003(\0132..greptime.v1.flow.Fl" +
       "owResponse.ExtensionsEntry\0321\n\017Extensions" +
-      "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"\222\003" +
+      "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"\304\003" +
       "\n\rCreateRequest\022$\n\007flow_id\030\001 \001(\0132\023.grept" +
       "ime.v1.FlowId\022.\n\020source_table_ids\030\002 \003(\0132" +
       "\024.greptime.v1.TableId\022/\n\017sink_table_name" +
       "\030\003 \001(\0132\026.greptime.v1.TableName\022\034\n\024create" +
       "_if_not_exists\030\004 \001(\010\022.\n\014expire_after\030\005 \001" +
-      "(\0132\030.greptime.v1.ExpireAfter\022\017\n\007comment\030" +
-      "\006 \001(\t\022\013\n\003sql\030\007 \001(\t\022F\n\014flow_options\030\010 \003(\013" +
-      "20.greptime.v1.flow.CreateRequest.FlowOp" +
-      "tionsEntry\022\022\n\nor_replace\030\t \001(\010\0322\n\020FlowOp" +
-      "tionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\002" +
-      "8\001\"3\n\013DropRequest\022$\n\007flow_id\030\001 \001(\0132\023.gre" +
-      "ptime.v1.FlowId\"1\n\tFlushFlow\022$\n\007flow_id\030" +
-      "\001 \001(\0132\023.greptime.v1.FlowId2\230\002\n\004Flow\022S\n\022H" +
-      "andleCreateRemove\022\035.greptime.v1.flow.Flo" +
-      "wRequest\032\036.greptime.v1.flow.FlowResponse" +
-      "\022W\n\023HandleMirrorRequest\022 .greptime.v1.fl" +
-      "ow.InsertRequests\032\036.greptime.v1.flow.Flo" +
-      "wResponse\022b\n\031HandleMarkDirtyTimeWindow\022%" +
-      ".greptime.v1.flow.DirtyWindowRequests\032\036." +
-      "greptime.v1.flow.FlowResponseBY\n\023io.grep" +
-      "time.v1.flowB\006ServerZ:github.com/Greptim" +
-      "eTeam/greptime-proto/go/greptime/v1/flow" +
-      "b\006proto3"
+      "(\0132\030.greptime.v1.ExpireAfter\0220\n\reval_int" +
+      "erval\030\n \001(\0132\031.greptime.v1.EvalInterval\022\017" +
+      "\n\007comment\030\006 \001(\t\022\013\n\003sql\030\007 \001(\t\022F\n\014flow_opt" +
+      "ions\030\010 \003(\01320.greptime.v1.flow.CreateRequ" +
+      "est.FlowOptionsEntry\022\022\n\nor_replace\030\t \001(\010" +
+      "\0322\n\020FlowOptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005val" +
+      "ue\030\002 \001(\t:\0028\001\"3\n\013DropRequest\022$\n\007flow_id\030\001" +
+      " \001(\0132\023.greptime.v1.FlowId\"1\n\tFlushFlow\022$" +
+      "\n\007flow_id\030\001 \001(\0132\023.greptime.v1.FlowId2\230\002\n" +
+      "\004Flow\022S\n\022HandleCreateRemove\022\035.greptime.v" +
+      "1.flow.FlowRequest\032\036.greptime.v1.flow.Fl" +
+      "owResponse\022W\n\023HandleMirrorRequest\022 .grep" +
+      "time.v1.flow.InsertRequests\032\036.greptime.v" +
+      "1.flow.FlowResponse\022b\n\031HandleMarkDirtyTi" +
+      "meWindow\022%.greptime.v1.flow.DirtyWindowR" +
+      "equests\032\036.greptime.v1.flow.FlowResponseB" +
+      "Y\n\023io.greptime.v1.flowB\006ServerZ:github.c" +
+      "om/GreptimeTeam/greptime-proto/go/grepti" +
+      "me/v1/flowb\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -10862,7 +11066,7 @@ java.lang.String defaultValue);
     internal_static_greptime_v1_flow_CreateRequest_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_flow_CreateRequest_descriptor,
-        new java.lang.String[] { "FlowId", "SourceTableIds", "SinkTableName", "CreateIfNotExists", "ExpireAfter", "Comment", "Sql", "FlowOptions", "OrReplace", });
+        new java.lang.String[] { "FlowId", "SourceTableIds", "SinkTableName", "CreateIfNotExists", "ExpireAfter", "EvalInterval", "Comment", "Sql", "FlowOptions", "OrReplace", });
     internal_static_greptime_v1_flow_CreateRequest_FlowOptionsEntry_descriptor =
       internal_static_greptime_v1_flow_CreateRequest_descriptor.getNestedTypes().get(0);
     internal_static_greptime_v1_flow_CreateRequest_FlowOptionsEntry_fieldAccessorTable = new
diff --git a/proto/greptime/v1/common.proto b/proto/greptime/v1/common.proto
index 78c1f37..4ef4803 100644
--- a/proto/greptime/v1/common.proto
+++ b/proto/greptime/v1/common.proto
@@ -105,6 +105,11 @@ message ExpireAfter {
   int64 value = 1;
 }
 
+// Eval Interval in seconds
+message EvalInterval {
+  int64 seconds = 1;
+}
+
 message FlightMetadata {
   AffectedRows affected_rows = 1;
   Metrics metrics = 2;
diff --git a/proto/greptime/v1/ddl.proto b/proto/greptime/v1/ddl.proto
index 32e9985..d59d019 100644
--- a/proto/greptime/v1/ddl.proto
+++ b/proto/greptime/v1/ddl.proto
@@ -52,6 +52,7 @@ message CreateFlowExpr {
   bool create_if_not_exists = 6;
   // Expire data older than the given duration seconds.
   ExpireAfter expire_after = 7;
+  EvalInterval eval_interval = 11;
   string comment = 8;
   string sql = 9;
   map<string, string> flow_options = 10;
diff --git a/proto/greptime/v1/flow/server.proto b/proto/greptime/v1/flow/server.proto
index 32c3e1b..b4fce52 100644
--- a/proto/greptime/v1/flow/server.proto
+++ b/proto/greptime/v1/flow/server.proto
@@ -93,6 +93,7 @@ message CreateRequest {
   bool create_if_not_exists = 4;
   // Expire data older than the given duration seconds.
   ExpireAfter expire_after = 5;
+  EvalInterval eval_interval = 10;
   string comment = 6;
   string sql = 7;
   map<string, string> flow_options = 8;