refactor: common semantic type (#73)

c++/greptime/v1/column.pb.cc

@@ -92,26 +92,10 @@ struct ColumnDefaultTypeInternal {
   };
 };
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ColumnDefaultTypeInternal _Column_default_instance_;
-PROTOBUF_CONSTEXPR ColumnDef::ColumnDef(
-    ::_pbi::ConstantInitialized): _impl_{
-    /*decltype(_impl_.name_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
-  , /*decltype(_impl_.default_constraint_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
-  , /*decltype(_impl_.datatype_)*/0
-  , /*decltype(_impl_.is_nullable_)*/false
-  , /*decltype(_impl_._cached_size_)*/{}} {}
-struct ColumnDefDefaultTypeInternal {
-  PROTOBUF_CONSTEXPR ColumnDefDefaultTypeInternal()
-      : _instance(::_pbi::ConstantInitialized{}) {}
-  ~ColumnDefDefaultTypeInternal() {}
-  union {
-    ColumnDef _instance;
-  };
-};
-PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ColumnDefDefaultTypeInternal _ColumnDef_default_instance_;
 }  // namespace v1
 }  // namespace greptime
-static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fcolumn_2eproto[3];
+static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fcolumn_2eproto[2];
-static const ::_pb::EnumDescriptor* file_level_enum_descriptors_greptime_2fv1_2fcolumn_2eproto[2];
+static constexpr ::_pb::EnumDescriptor const** file_level_enum_descriptors_greptime_2fv1_2fcolumn_2eproto = nullptr;
 static constexpr ::_pb::ServiceDescriptor const** file_level_service_descriptors_greptime_2fv1_2fcolumn_2eproto = nullptr;
 
 const uint32_t TableStruct_greptime_2fv1_2fcolumn_2eproto::offsets[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
@@ -155,73 +139,50 @@ const uint32_t TableStruct_greptime_2fv1_2fcolumn_2eproto::offsets[] PROTOBUF_SE
   PROTOBUF_FIELD_OFFSET(::greptime::v1::Column, _impl_.values_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::Column, _impl_.null_mask_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::Column, _impl_.datatype_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  ~0u,  // no _inlined_string_donated_
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.name_),
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.datatype_),
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.is_nullable_),
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.default_constraint_),
 };
 static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
   { 0, -1, -1, sizeof(::greptime::v1::Column_Values)},
   { 29, -1, -1, sizeof(::greptime::v1::Column)},
-  { 40, -1, -1, sizeof(::greptime::v1::ColumnDef)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
   &::greptime::v1::_Column_Values_default_instance_._instance,
   &::greptime::v1::_Column_default_instance_._instance,
-  &::greptime::v1::_ColumnDef_default_instance_._instance,
 };
 
 const char descriptor_table_protodef_greptime_2fv1_2fcolumn_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) =
-  "\n\030greptime/v1/column.proto\022\013greptime.v1\""
+  "\n\030greptime/v1/column.proto\022\013greptime.v1\032"
-  "\255\006\n\006Column\022\023\n\013column_name\030\001 \001(\t\0227\n\rseman"
+  "\030greptime/v1/common.proto\"\363\005\n\006Column\022\023\n\013"
-  "tic_type\030\002 \001(\0162 .greptime.v1.Column.Sema"
+  "column_name\030\001 \001(\t\0220\n\rsemantic_type\030\002 \001(\016"
-  "nticType\022*\n\006values\030\003 \001(\0132\032.greptime.v1.C"
+  "2\031.greptime.v1.SemanticType\022*\n\006values\030\003 "
-  "olumn.Values\022\021\n\tnull_mask\030\004 \001(\014\022-\n\010datat"
+  "\001(\0132\032.greptime.v1.Column.Values\022\021\n\tnull_"
-  "ype\030\005 \001(\0162\033.greptime.v1.ColumnDataType\032\263"
+  "mask\030\004 \001(\014\022-\n\010datatype\030\005 \001(\0162\033.greptime."
-  "\004\n\006Values\022\021\n\ti8_values\030\001 \003(\005\022\022\n\ni16_valu"
+  "v1.ColumnDataType\032\263\004\n\006Values\022\021\n\ti8_value"
-  "es\030\002 \003(\005\022\022\n\ni32_values\030\003 \003(\005\022\022\n\ni64_valu"
+  "s\030\001 \003(\005\022\022\n\ni16_values\030\002 \003(\005\022\022\n\ni32_value"
-  "es\030\004 \003(\003\022\021\n\tu8_values\030\005 \003(\r\022\022\n\nu16_value"
+  "s\030\003 \003(\005\022\022\n\ni64_values\030\004 \003(\003\022\021\n\tu8_values"
-  "s\030\006 \003(\r\022\022\n\nu32_values\030\007 \003(\r\022\022\n\nu64_value"
+  "\030\005 \003(\r\022\022\n\nu16_values\030\006 \003(\r\022\022\n\nu32_values"
-  "s\030\010 \003(\004\022\022\n\nf32_values\030\t \003(\002\022\022\n\nf64_value"
+  "\030\007 \003(\r\022\022\n\nu64_values\030\010 \003(\004\022\022\n\nf32_values"
-  "s\030\n \003(\001\022\023\n\013bool_values\030\013 \003(\010\022\025\n\rbinary_v"
+  "\030\t \003(\002\022\022\n\nf64_values\030\n \003(\001\022\023\n\013bool_value"
-  "alues\030\014 \003(\014\022\025\n\rstring_values\030\r \003(\t\022\023\n\013da"
+  "s\030\013 \003(\010\022\025\n\rbinary_values\030\014 \003(\014\022\025\n\rstring"
-  "te_values\030\016 \003(\005\022\027\n\017datetime_values\030\017 \003(\003"
+  "_values\030\r \003(\t\022\023\n\013date_values\030\016 \003(\005\022\027\n\017da"
-  "\022\030\n\020ts_second_values\030\020 \003(\003\022\035\n\025ts_millise"
+  "tetime_values\030\017 \003(\003\022\030\n\020ts_second_values\030"
-  "cond_values\030\021 \003(\003\022\035\n\025ts_microsecond_valu"
+  "\020 \003(\003\022\035\n\025ts_millisecond_values\030\021 \003(\003\022\035\n\025"
-  "es\030\022 \003(\003\022\034\n\024ts_nanosecond_values\030\023 \003(\003\022\032"
+  "ts_microsecond_values\030\022 \003(\003\022\034\n\024ts_nanose"
-  "\n\022time_second_values\030\024 \003(\003\022\037\n\027time_milli"
+  "cond_values\030\023 \003(\003\022\032\n\022time_second_values\030"
-  "second_values\030\025 \003(\003\022\037\n\027time_microsecond_"
+  "\024 \003(\003\022\037\n\027time_millisecond_values\030\025 \003(\003\022\037"
-  "values\030\026 \003(\003\022\036\n\026time_nanosecond_values\030\027"
+  "\n\027time_microsecond_values\030\026 \003(\003\022\036\n\026time_"
-  " \003(\003\"1\n\014SemanticType\022\007\n\003TAG\020\000\022\t\n\005FIELD\020\001"
+  "nanosecond_values\030\027 \003(\003BP\n\016io.greptime.v"
-  "\022\r\n\tTIMESTAMP\020\002\"y\n\tColumnDef\022\014\n\004name\030\001 \001"
+  "1B\007ColumnsZ5github.com/GreptimeTeam/grep"
-  "(\t\022-\n\010datatype\030\002 \001(\0162\033.greptime.v1.Colum"
+  "time-proto/go/greptime/v1b\006proto3"
-  "nDataType\022\023\n\013is_nullable\030\003 \001(\010\022\032\n\022defaul"
-  "t_constraint\030\004 \001(\014*\371\002\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\005UINT8\020\005\022\n\n\006UINT16\020\006\022\n\n\006"
-  "UINT32\020\007\022\n\n\006UINT64\020\010\022\013\n\007FLOAT32\020\t\022\013\n\007FLO"
-  "AT64\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\020TIMESTAMP_SECOND\020\017\022\031\n\025"
-  "TIMESTAMP_MILLISECOND\020\020\022\031\n\025TIMESTAMP_MIC"
-  "ROSECOND\020\021\022\030\n\024TIMESTAMP_NANOSECOND\020\022\022\017\n\013"
-  "TIME_SECOND\020\023\022\024\n\020TIME_MILLISECOND\020\024\022\024\n\020T"
-  "IME_MICROSECOND\020\025\022\023\n\017TIME_NANOSECOND\020\026BP"
-  "\n\016io.greptime.v1B\007ColumnsZ5github.com/Gr"
-  "eptimeTeam/greptime-proto/go/greptime/v1"
-  "b\006proto3"
   ;
+static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fcolumn_2eproto_deps[1] = {
+  &::descriptor_table_greptime_2fv1_2fcommon_2eproto,
+};
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fcolumn_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fcolumn_2eproto = {
-    false, false, 1448, descriptor_table_protodef_greptime_2fv1_2fcolumn_2eproto,
+    false, false, 913, descriptor_table_protodef_greptime_2fv1_2fcolumn_2eproto,
     "greptime/v1/column.proto",
-    &descriptor_table_greptime_2fv1_2fcolumn_2eproto_once, nullptr, 0, 3,
+    &descriptor_table_greptime_2fv1_2fcolumn_2eproto_once, descriptor_table_greptime_2fv1_2fcolumn_2eproto_deps, 1, 2,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fcolumn_2eproto::offsets,
     file_level_metadata_greptime_2fv1_2fcolumn_2eproto, file_level_enum_descriptors_greptime_2fv1_2fcolumn_2eproto,
     file_level_service_descriptors_greptime_2fv1_2fcolumn_2eproto,
@@ -234,64 +195,6 @@ PROTOBUF_ATTRIBUTE_WEAK const ::_pbi::DescriptorTable* descriptor_table_greptime
 PROTOBUF_ATTRIBUTE_INIT_PRIORITY2 static ::_pbi::AddDescriptorsRunner dynamic_init_dummy_greptime_2fv1_2fcolumn_2eproto(&descriptor_table_greptime_2fv1_2fcolumn_2eproto);
 namespace greptime {
 namespace v1 {
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* Column_SemanticType_descriptor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_greptime_2fv1_2fcolumn_2eproto);
-  return file_level_enum_descriptors_greptime_2fv1_2fcolumn_2eproto[0];
-}
-bool Column_SemanticType_IsValid(int value) {
-  switch (value) {
-    case 0:
-    case 1:
-    case 2:
-      return true;
-    default:
-      return false;
-  }
-}
-
-#if (__cplusplus < 201703) && (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
-constexpr Column_SemanticType Column::TAG;
-constexpr Column_SemanticType Column::FIELD;
-constexpr Column_SemanticType Column::TIMESTAMP;
-constexpr Column_SemanticType Column::SemanticType_MIN;
-constexpr Column_SemanticType Column::SemanticType_MAX;
-constexpr int Column::SemanticType_ARRAYSIZE;
-#endif  // (__cplusplus < 201703) && (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* ColumnDataType_descriptor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_greptime_2fv1_2fcolumn_2eproto);
-  return file_level_enum_descriptors_greptime_2fv1_2fcolumn_2eproto[1];
-}
-bool ColumnDataType_IsValid(int value) {
-  switch (value) {
-    case 0:
-    case 1:
-    case 2:
-    case 3:
-    case 4:
-    case 5:
-    case 6:
-    case 7:
-    case 8:
-    case 9:
-    case 10:
-    case 11:
-    case 12:
-    case 13:
-    case 14:
-    case 15:
-    case 16:
-    case 17:
-    case 18:
-    case 19:
-    case 20:
-    case 21:
-    case 22:
-      return true;
-    default:
-      return false;
-  }
-}
-
 
 // ===================================================================
 
@@ -1502,12 +1405,12 @@ const char* Column::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx) {
         } else
           goto handle_unusual;
         continue;
-      // .greptime.v1.Column.SemanticType semantic_type = 2;
+      // .greptime.v1.SemanticType semantic_type = 2;
       case 2:
         if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 16)) {
           uint64_t val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
           CHK_(ptr);
-          _internal_set_semantic_type(static_cast<::greptime::v1::Column_SemanticType>(val));
+          _internal_set_semantic_type(static_cast<::greptime::v1::SemanticType>(val));
         } else
           goto handle_unusual;
         continue;
@@ -1576,7 +1479,7 @@ uint8_t* Column::_InternalSerialize(
         1, this->_internal_column_name(), target);
   }
 
-  // .greptime.v1.Column.SemanticType semantic_type = 2;
+  // .greptime.v1.SemanticType semantic_type = 2;
   if (this->_internal_semantic_type() != 0) {
     target = stream->EnsureSpace(target);
     target = ::_pbi::WireFormatLite::WriteEnumToArray(
@@ -1640,7 +1543,7 @@ size_t Column::ByteSizeLong() const {
         *_impl_.values_);
   }
 
-  // .greptime.v1.Column.SemanticType semantic_type = 2;
+  // .greptime.v1.SemanticType semantic_type = 2;
   if (this->_internal_semantic_type() != 0) {
     total_size += 1 +
       ::_pbi::WireFormatLite::EnumSize(this->_internal_semantic_type());
@@ -1727,317 +1630,6 @@ void Column::InternalSwap(Column* other) {
       file_level_metadata_greptime_2fv1_2fcolumn_2eproto[1]);
 }
 
-// ===================================================================
-
-class ColumnDef::_Internal {
- public:
-};
-
-ColumnDef::ColumnDef(::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.ColumnDef)
-}
-ColumnDef::ColumnDef(const ColumnDef& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message() {
-  ColumnDef* const _this = this; (void)_this;
-  new (&_impl_) Impl_{
-      decltype(_impl_.name_){}
-    , decltype(_impl_.default_constraint_){}
-    , decltype(_impl_.datatype_){}
-    , decltype(_impl_.is_nullable_){}
-    , /*decltype(_impl_._cached_size_)*/{}};
-
-  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
-  _impl_.name_.InitDefault();
-  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
-    _impl_.name_.Set("", GetArenaForAllocation());
-  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  if (!from._internal_name().empty()) {
-    _this->_impl_.name_.Set(from._internal_name(), 
-      _this->GetArenaForAllocation());
-  }
-  _impl_.default_constraint_.InitDefault();
-  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
-    _impl_.default_constraint_.Set("", GetArenaForAllocation());
-  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  if (!from._internal_default_constraint().empty()) {
-    _this->_impl_.default_constraint_.Set(from._internal_default_constraint(), 
-      _this->GetArenaForAllocation());
-  }
-  ::memcpy(&_impl_.datatype_, &from._impl_.datatype_,
-    static_cast<size_t>(reinterpret_cast<char*>(&_impl_.is_nullable_) -
-    reinterpret_cast<char*>(&_impl_.datatype_)) + sizeof(_impl_.is_nullable_));
-  // @@protoc_insertion_point(copy_constructor:greptime.v1.ColumnDef)
-}
-
-inline void ColumnDef::SharedCtor(
-    ::_pb::Arena* arena, bool is_message_owned) {
-  (void)arena;
-  (void)is_message_owned;
-  new (&_impl_) Impl_{
-      decltype(_impl_.name_){}
-    , decltype(_impl_.default_constraint_){}
-    , decltype(_impl_.datatype_){0}
-    , decltype(_impl_.is_nullable_){false}
-    , /*decltype(_impl_._cached_size_)*/{}
-  };
-  _impl_.name_.InitDefault();
-  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
-    _impl_.name_.Set("", GetArenaForAllocation());
-  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  _impl_.default_constraint_.InitDefault();
-  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
-    _impl_.default_constraint_.Set("", GetArenaForAllocation());
-  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-}
-
-ColumnDef::~ColumnDef() {
-  // @@protoc_insertion_point(destructor:greptime.v1.ColumnDef)
-  if (auto *arena = _internal_metadata_.DeleteReturnArena<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>()) {
-  (void)arena;
-    return;
-  }
-  SharedDtor();
-}
-
-inline void ColumnDef::SharedDtor() {
-  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
-  _impl_.name_.Destroy();
-  _impl_.default_constraint_.Destroy();
-}
-
-void ColumnDef::SetCachedSize(int size) const {
-  _impl_._cached_size_.Set(size);
-}
-
-void ColumnDef::Clear() {
-// @@protoc_insertion_point(message_clear_start:greptime.v1.ColumnDef)
-  uint32_t cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  _impl_.name_.ClearToEmpty();
-  _impl_.default_constraint_.ClearToEmpty();
-  ::memset(&_impl_.datatype_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&_impl_.is_nullable_) -
-      reinterpret_cast<char*>(&_impl_.datatype_)) + sizeof(_impl_.is_nullable_));
-  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
-}
-
-const char* ColumnDef::_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) {
-      // string name = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
-          auto str = _internal_mutable_name();
-          ptr = ::_pbi::InlineGreedyStringParser(str, ptr, ctx);
-          CHK_(ptr);
-          CHK_(::_pbi::VerifyUTF8(str, "greptime.v1.ColumnDef.name"));
-        } else
-          goto handle_unusual;
-        continue;
-      // .greptime.v1.ColumnDataType datatype = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 16)) {
-          uint64_t val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
-          CHK_(ptr);
-          _internal_set_datatype(static_cast<::greptime::v1::ColumnDataType>(val));
-        } else
-          goto handle_unusual;
-        continue;
-      // bool is_nullable = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 24)) {
-          _impl_.is_nullable_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
-          CHK_(ptr);
-        } else
-          goto handle_unusual;
-        continue;
-      // bytes default_constraint = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 34)) {
-          auto str = _internal_mutable_default_constraint();
-          ptr = ::_pbi::InlineGreedyStringParser(str, ptr, ctx);
-          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* ColumnDef::_InternalSerialize(
-    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
-  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.ColumnDef)
-  uint32_t cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string name = 1;
-  if (!this->_internal_name().empty()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->_internal_name().data(), static_cast<int>(this->_internal_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "greptime.v1.ColumnDef.name");
-    target = stream->WriteStringMaybeAliased(
-        1, this->_internal_name(), target);
-  }
-
-  // .greptime.v1.ColumnDataType datatype = 2;
-  if (this->_internal_datatype() != 0) {
-    target = stream->EnsureSpace(target);
-    target = ::_pbi::WireFormatLite::WriteEnumToArray(
-      2, this->_internal_datatype(), target);
-  }
-
-  // bool is_nullable = 3;
-  if (this->_internal_is_nullable() != 0) {
-    target = stream->EnsureSpace(target);
-    target = ::_pbi::WireFormatLite::WriteBoolToArray(3, this->_internal_is_nullable(), target);
-  }
-
-  // bytes default_constraint = 4;
-  if (!this->_internal_default_constraint().empty()) {
-    target = stream->WriteBytesMaybeAliased(
-        4, this->_internal_default_constraint(), 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.ColumnDef)
-  return target;
-}
-
-size_t ColumnDef::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:greptime.v1.ColumnDef)
-  size_t total_size = 0;
-
-  uint32_t cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string name = 1;
-  if (!this->_internal_name().empty()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->_internal_name());
-  }
-
-  // bytes default_constraint = 4;
-  if (!this->_internal_default_constraint().empty()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::BytesSize(
-        this->_internal_default_constraint());
-  }
-
-  // .greptime.v1.ColumnDataType datatype = 2;
-  if (this->_internal_datatype() != 0) {
-    total_size += 1 +
-      ::_pbi::WireFormatLite::EnumSize(this->_internal_datatype());
-  }
-
-  // bool is_nullable = 3;
-  if (this->_internal_is_nullable() != 0) {
-    total_size += 1 + 1;
-  }
-
-  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
-}
-
-const ::PROTOBUF_NAMESPACE_ID::Message::ClassData ColumnDef::_class_data_ = {
-    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSourceCheck,
-    ColumnDef::MergeImpl
-};
-const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*ColumnDef::GetClassData() const { return &_class_data_; }
-
-
-void ColumnDef::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
-  auto* const _this = static_cast<ColumnDef*>(&to_msg);
-  auto& from = static_cast<const ColumnDef&>(from_msg);
-  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.ColumnDef)
-  GOOGLE_DCHECK_NE(&from, _this);
-  uint32_t cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (!from._internal_name().empty()) {
-    _this->_internal_set_name(from._internal_name());
-  }
-  if (!from._internal_default_constraint().empty()) {
-    _this->_internal_set_default_constraint(from._internal_default_constraint());
-  }
-  if (from._internal_datatype() != 0) {
-    _this->_internal_set_datatype(from._internal_datatype());
-  }
-  if (from._internal_is_nullable() != 0) {
-    _this->_internal_set_is_nullable(from._internal_is_nullable());
-  }
-  _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
-}
-
-void ColumnDef::CopyFrom(const ColumnDef& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.ColumnDef)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ColumnDef::IsInitialized() const {
-  return true;
-}
-
-void ColumnDef::InternalSwap(ColumnDef* other) {
-  using std::swap;
-  auto* lhs_arena = GetArenaForAllocation();
-  auto* rhs_arena = other->GetArenaForAllocation();
-  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
-      &_impl_.name_, lhs_arena,
-      &other->_impl_.name_, rhs_arena
-  );
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
-      &_impl_.default_constraint_, lhs_arena,
-      &other->_impl_.default_constraint_, rhs_arena
-  );
-  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
-      PROTOBUF_FIELD_OFFSET(ColumnDef, _impl_.is_nullable_)
-      + sizeof(ColumnDef::_impl_.is_nullable_)
-      - PROTOBUF_FIELD_OFFSET(ColumnDef, _impl_.datatype_)>(
-          reinterpret_cast<char*>(&_impl_.datatype_),
-          reinterpret_cast<char*>(&other->_impl_.datatype_));
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ColumnDef::GetMetadata() const {
-  return ::_pbi::AssignDescriptors(
-      &descriptor_table_greptime_2fv1_2fcolumn_2eproto_getter, &descriptor_table_greptime_2fv1_2fcolumn_2eproto_once,
-      file_level_metadata_greptime_2fv1_2fcolumn_2eproto[2]);
-}
-
 // @@protoc_insertion_point(namespace_scope)
 }  // namespace v1
 }  // namespace greptime
@@ -2050,10 +1642,6 @@ template<> PROTOBUF_NOINLINE ::greptime::v1::Column*
 Arena::CreateMaybeMessage< ::greptime::v1::Column >(Arena* arena) {
   return Arena::CreateMessageInternal< ::greptime::v1::Column >(arena);
 }
-template<> PROTOBUF_NOINLINE ::greptime::v1::ColumnDef*
-Arena::CreateMaybeMessage< ::greptime::v1::ColumnDef >(Arena* arena) {
-  return Arena::CreateMessageInternal< ::greptime::v1::ColumnDef >(arena);
-}
 PROTOBUF_NAMESPACE_CLOSE
 
 // @@protoc_insertion_point(global_scope)

c++/greptime/v1/column.pb.h

@@ -29,8 +29,8 @@
 #include <google/protobuf/message.h>
 #include <google/protobuf/repeated_field.h>  // IWYU pragma: export
 #include <google/protobuf/extension_set.h>  // IWYU pragma: export
-#include <google/protobuf/generated_enum_reflection.h>
 #include <google/protobuf/unknown_field_set.h>
+#include "greptime/v1/common.pb.h"
 // @@protoc_insertion_point(includes)
 #include <google/protobuf/port_def.inc>
 #define PROTOBUF_INTERNAL_EXPORT_greptime_2fv1_2fcolumn_2eproto
@@ -50,9 +50,6 @@ namespace v1 {
 class Column;
 struct ColumnDefaultTypeInternal;
 extern ColumnDefaultTypeInternal _Column_default_instance_;
-class ColumnDef;
-struct ColumnDefDefaultTypeInternal;
-extern ColumnDefDefaultTypeInternal _ColumnDef_default_instance_;
 class Column_Values;
 struct Column_ValuesDefaultTypeInternal;
 extern Column_ValuesDefaultTypeInternal _Column_Values_default_instance_;
@@ -60,84 +57,11 @@ extern Column_ValuesDefaultTypeInternal _Column_Values_default_instance_;
 }  // namespace greptime
 PROTOBUF_NAMESPACE_OPEN
 template<> ::greptime::v1::Column* Arena::CreateMaybeMessage<::greptime::v1::Column>(Arena*);
-template<> ::greptime::v1::ColumnDef* Arena::CreateMaybeMessage<::greptime::v1::ColumnDef>(Arena*);
 template<> ::greptime::v1::Column_Values* Arena::CreateMaybeMessage<::greptime::v1::Column_Values>(Arena*);
 PROTOBUF_NAMESPACE_CLOSE
 namespace greptime {
 namespace v1 {
 
-enum Column_SemanticType : int {
-  Column_SemanticType_TAG = 0,
-  Column_SemanticType_FIELD = 1,
-  Column_SemanticType_TIMESTAMP = 2,
-  Column_SemanticType_Column_SemanticType_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::min(),
-  Column_SemanticType_Column_SemanticType_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::max()
-};
-bool Column_SemanticType_IsValid(int value);
-constexpr Column_SemanticType Column_SemanticType_SemanticType_MIN = Column_SemanticType_TAG;
-constexpr Column_SemanticType Column_SemanticType_SemanticType_MAX = Column_SemanticType_TIMESTAMP;
-constexpr int Column_SemanticType_SemanticType_ARRAYSIZE = Column_SemanticType_SemanticType_MAX + 1;
-
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* Column_SemanticType_descriptor();
-template<typename T>
-inline const std::string& Column_SemanticType_Name(T enum_t_value) {
-  static_assert(::std::is_same<T, Column_SemanticType>::value ||
-    ::std::is_integral<T>::value,
-    "Incorrect type passed to function Column_SemanticType_Name.");
-  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
-    Column_SemanticType_descriptor(), enum_t_value);
-}
-inline bool Column_SemanticType_Parse(
-    ::PROTOBUF_NAMESPACE_ID::ConstStringParam name, Column_SemanticType* value) {
-  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<Column_SemanticType>(
-    Column_SemanticType_descriptor(), name, value);
-}
-enum ColumnDataType : int {
-  BOOLEAN = 0,
-  INT8 = 1,
-  INT16 = 2,
-  INT32 = 3,
-  INT64 = 4,
-  UINT8 = 5,
-  UINT16 = 6,
-  UINT32 = 7,
-  UINT64 = 8,
-  FLOAT32 = 9,
-  FLOAT64 = 10,
-  BINARY = 11,
-  STRING = 12,
-  DATE = 13,
-  DATETIME = 14,
-  TIMESTAMP_SECOND = 15,
-  TIMESTAMP_MILLISECOND = 16,
-  TIMESTAMP_MICROSECOND = 17,
-  TIMESTAMP_NANOSECOND = 18,
-  TIME_SECOND = 19,
-  TIME_MILLISECOND = 20,
-  TIME_MICROSECOND = 21,
-  TIME_NANOSECOND = 22,
-  ColumnDataType_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::min(),
-  ColumnDataType_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::max()
-};
-bool ColumnDataType_IsValid(int value);
-constexpr ColumnDataType ColumnDataType_MIN = BOOLEAN;
-constexpr ColumnDataType ColumnDataType_MAX = TIME_NANOSECOND;
-constexpr int ColumnDataType_ARRAYSIZE = ColumnDataType_MAX + 1;
-
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* ColumnDataType_descriptor();
-template<typename T>
-inline const std::string& ColumnDataType_Name(T enum_t_value) {
-  static_assert(::std::is_same<T, ColumnDataType>::value ||
-    ::std::is_integral<T>::value,
-    "Incorrect type passed to function ColumnDataType_Name.");
-  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
-    ColumnDataType_descriptor(), enum_t_value);
-}
-inline bool ColumnDataType_Parse(
-    ::PROTOBUF_NAMESPACE_ID::ConstStringParam name, ColumnDataType* value) {
-  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<ColumnDataType>(
-    ColumnDataType_descriptor(), name, value);
-}
 // ===================================================================
 
 class Column_Values final :
@@ -971,38 +895,6 @@ class Column final :
 
   typedef Column_Values Values;
 
-  typedef Column_SemanticType SemanticType;
-  static constexpr SemanticType TAG =
-    Column_SemanticType_TAG;
-  static constexpr SemanticType FIELD =
-    Column_SemanticType_FIELD;
-  static constexpr SemanticType TIMESTAMP =
-    Column_SemanticType_TIMESTAMP;
-  static inline bool SemanticType_IsValid(int value) {
-    return Column_SemanticType_IsValid(value);
-  }
-  static constexpr SemanticType SemanticType_MIN =
-    Column_SemanticType_SemanticType_MIN;
-  static constexpr SemanticType SemanticType_MAX =
-    Column_SemanticType_SemanticType_MAX;
-  static constexpr int SemanticType_ARRAYSIZE =
-    Column_SemanticType_SemanticType_ARRAYSIZE;
-  static inline const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor*
-  SemanticType_descriptor() {
-    return Column_SemanticType_descriptor();
-  }
-  template<typename T>
-  static inline const std::string& SemanticType_Name(T enum_t_value) {
-    static_assert(::std::is_same<T, SemanticType>::value ||
-      ::std::is_integral<T>::value,
-      "Incorrect type passed to function SemanticType_Name.");
-    return Column_SemanticType_Name(enum_t_value);
-  }
-  static inline bool SemanticType_Parse(::PROTOBUF_NAMESPACE_ID::ConstStringParam name,
-      SemanticType* value) {
-    return Column_SemanticType_Parse(name, value);
-  }
-
   // accessors -------------------------------------------------------
 
   enum : int {
@@ -1058,13 +950,13 @@ class Column final :
       ::greptime::v1::Column_Values* values);
   ::greptime::v1::Column_Values* unsafe_arena_release_values();
 
-  // .greptime.v1.Column.SemanticType semantic_type = 2;
+  // .greptime.v1.SemanticType semantic_type = 2;
   void clear_semantic_type();
-  ::greptime::v1::Column_SemanticType semantic_type() const;
+  ::greptime::v1::SemanticType semantic_type() const;
-  void set_semantic_type(::greptime::v1::Column_SemanticType value);
+  void set_semantic_type(::greptime::v1::SemanticType value);
   private:
-  ::greptime::v1::Column_SemanticType _internal_semantic_type() const;
+  ::greptime::v1::SemanticType _internal_semantic_type() const;
-  void _internal_set_semantic_type(::greptime::v1::Column_SemanticType value);
+  void _internal_set_semantic_type(::greptime::v1::SemanticType value);
   public:
 
   // .greptime.v1.ColumnDataType datatype = 5;
@@ -1094,197 +986,6 @@ class Column final :
   union { Impl_ _impl_; };
   friend struct ::TableStruct_greptime_2fv1_2fcolumn_2eproto;
 };
-// -------------------------------------------------------------------
-
-class ColumnDef final :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.ColumnDef) */ {
- public:
-  inline ColumnDef() : ColumnDef(nullptr) {}
-  ~ColumnDef() override;
-  explicit PROTOBUF_CONSTEXPR ColumnDef(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);
-
-  ColumnDef(const ColumnDef& from);
-  ColumnDef(ColumnDef&& from) noexcept
-    : ColumnDef() {
-    *this = ::std::move(from);
-  }
-
-  inline ColumnDef& operator=(const ColumnDef& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ColumnDef& operator=(ColumnDef&& 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 ColumnDef& default_instance() {
-    return *internal_default_instance();
-  }
-  static inline const ColumnDef* internal_default_instance() {
-    return reinterpret_cast<const ColumnDef*>(
-               &_ColumnDef_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    2;
-
-  friend void swap(ColumnDef& a, ColumnDef& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ColumnDef* 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(ColumnDef* other) {
-    if (other == this) return;
-    GOOGLE_DCHECK(GetOwningArena() == other->GetOwningArena());
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  ColumnDef* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
-    return CreateMaybeMessage<ColumnDef>(arena);
-  }
-  using ::PROTOBUF_NAMESPACE_ID::Message::CopyFrom;
-  void CopyFrom(const ColumnDef& from);
-  using ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom;
-  void MergeFrom( const ColumnDef& from) {
-    ColumnDef::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(ColumnDef* other);
-
-  private:
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "greptime.v1.ColumnDef";
-  }
-  protected:
-  explicit ColumnDef(::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 {
-    kNameFieldNumber = 1,
-    kDefaultConstraintFieldNumber = 4,
-    kDatatypeFieldNumber = 2,
-    kIsNullableFieldNumber = 3,
-  };
-  // string name = 1;
-  void clear_name();
-  const std::string& name() const;
-  template <typename ArgT0 = const std::string&, typename... ArgT>
-  void set_name(ArgT0&& arg0, ArgT... args);
-  std::string* mutable_name();
-  PROTOBUF_NODISCARD std::string* release_name();
-  void set_allocated_name(std::string* name);
-  private:
-  const std::string& _internal_name() const;
-  inline PROTOBUF_ALWAYS_INLINE void _internal_set_name(const std::string& value);
-  std::string* _internal_mutable_name();
-  public:
-
-  // bytes default_constraint = 4;
-  void clear_default_constraint();
-  const std::string& default_constraint() const;
-  template <typename ArgT0 = const std::string&, typename... ArgT>
-  void set_default_constraint(ArgT0&& arg0, ArgT... args);
-  std::string* mutable_default_constraint();
-  PROTOBUF_NODISCARD std::string* release_default_constraint();
-  void set_allocated_default_constraint(std::string* default_constraint);
-  private:
-  const std::string& _internal_default_constraint() const;
-  inline PROTOBUF_ALWAYS_INLINE void _internal_set_default_constraint(const std::string& value);
-  std::string* _internal_mutable_default_constraint();
-  public:
-
-  // .greptime.v1.ColumnDataType datatype = 2;
-  void clear_datatype();
-  ::greptime::v1::ColumnDataType datatype() const;
-  void set_datatype(::greptime::v1::ColumnDataType value);
-  private:
-  ::greptime::v1::ColumnDataType _internal_datatype() const;
-  void _internal_set_datatype(::greptime::v1::ColumnDataType value);
-  public:
-
-  // bool is_nullable = 3;
-  void clear_is_nullable();
-  bool is_nullable() const;
-  void set_is_nullable(bool value);
-  private:
-  bool _internal_is_nullable() const;
-  void _internal_set_is_nullable(bool value);
-  public:
-
-  // @@protoc_insertion_point(class_scope:greptime.v1.ColumnDef)
- private:
-  class _Internal;
-
-  template <typename T> friend class ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper;
-  typedef void InternalArenaConstructable_;
-  typedef void DestructorSkippable_;
-  struct Impl_ {
-    ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr name_;
-    ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr default_constraint_;
-    int datatype_;
-    bool is_nullable_;
-    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  };
-  union { Impl_ _impl_; };
-  friend struct ::TableStruct_greptime_2fv1_2fcolumn_2eproto;
-};
 // ===================================================================
 
 
@@ -2487,22 +2188,22 @@ inline void Column::set_allocated_column_name(std::string* column_name) {
   // @@protoc_insertion_point(field_set_allocated:greptime.v1.Column.column_name)
 }
 
-// .greptime.v1.Column.SemanticType semantic_type = 2;
+// .greptime.v1.SemanticType semantic_type = 2;
 inline void Column::clear_semantic_type() {
   _impl_.semantic_type_ = 0;
 }
-inline ::greptime::v1::Column_SemanticType Column::_internal_semantic_type() const {
+inline ::greptime::v1::SemanticType Column::_internal_semantic_type() const {
-  return static_cast< ::greptime::v1::Column_SemanticType >(_impl_.semantic_type_);
+  return static_cast< ::greptime::v1::SemanticType >(_impl_.semantic_type_);
 }
-inline ::greptime::v1::Column_SemanticType Column::semantic_type() const {
+inline ::greptime::v1::SemanticType Column::semantic_type() const {
   // @@protoc_insertion_point(field_get:greptime.v1.Column.semantic_type)
   return _internal_semantic_type();
 }
-inline void Column::_internal_set_semantic_type(::greptime::v1::Column_SemanticType value) {
+inline void Column::_internal_set_semantic_type(::greptime::v1::SemanticType value) {
   
   _impl_.semantic_type_ = value;
 }
-inline void Column::set_semantic_type(::greptime::v1::Column_SemanticType value) {
+inline void Column::set_semantic_type(::greptime::v1::SemanticType value) {
   _internal_set_semantic_type(value);
   // @@protoc_insertion_point(field_set:greptime.v1.Column.semantic_type)
 }
@@ -2667,178 +2368,17 @@ inline void Column::set_datatype(::greptime::v1::ColumnDataType value) {
   // @@protoc_insertion_point(field_set:greptime.v1.Column.datatype)
 }
 
-// -------------------------------------------------------------------
-
-// ColumnDef
-
-// string name = 1;
-inline void ColumnDef::clear_name() {
-  _impl_.name_.ClearToEmpty();
-}
-inline const std::string& ColumnDef::name() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.name)
-  return _internal_name();
-}
-template <typename ArgT0, typename... ArgT>
-inline PROTOBUF_ALWAYS_INLINE
-void ColumnDef::set_name(ArgT0&& arg0, ArgT... args) {
- 
- _impl_.name_.Set(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
-  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.name)
-}
-inline std::string* ColumnDef::mutable_name() {
-  std::string* _s = _internal_mutable_name();
-  // @@protoc_insertion_point(field_mutable:greptime.v1.ColumnDef.name)
-  return _s;
-}
-inline const std::string& ColumnDef::_internal_name() const {
-  return _impl_.name_.Get();
-}
-inline void ColumnDef::_internal_set_name(const std::string& value) {
-  
-  _impl_.name_.Set(value, GetArenaForAllocation());
-}
-inline std::string* ColumnDef::_internal_mutable_name() {
-  
-  return _impl_.name_.Mutable(GetArenaForAllocation());
-}
-inline std::string* ColumnDef::release_name() {
-  // @@protoc_insertion_point(field_release:greptime.v1.ColumnDef.name)
-  return _impl_.name_.Release();
-}
-inline void ColumnDef::set_allocated_name(std::string* name) {
-  if (name != nullptr) {
-    
-  } else {
-    
-  }
-  _impl_.name_.SetAllocated(name, GetArenaForAllocation());
-#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  if (_impl_.name_.IsDefault()) {
-    _impl_.name_.Set("", GetArenaForAllocation());
-  }
-#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  // @@protoc_insertion_point(field_set_allocated:greptime.v1.ColumnDef.name)
-}
-
-// .greptime.v1.ColumnDataType datatype = 2;
-inline void ColumnDef::clear_datatype() {
-  _impl_.datatype_ = 0;
-}
-inline ::greptime::v1::ColumnDataType ColumnDef::_internal_datatype() const {
-  return static_cast< ::greptime::v1::ColumnDataType >(_impl_.datatype_);
-}
-inline ::greptime::v1::ColumnDataType ColumnDef::datatype() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.datatype)
-  return _internal_datatype();
-}
-inline void ColumnDef::_internal_set_datatype(::greptime::v1::ColumnDataType value) {
-  
-  _impl_.datatype_ = value;
-}
-inline void ColumnDef::set_datatype(::greptime::v1::ColumnDataType value) {
-  _internal_set_datatype(value);
-  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.datatype)
-}
-
-// bool is_nullable = 3;
-inline void ColumnDef::clear_is_nullable() {
-  _impl_.is_nullable_ = false;
-}
-inline bool ColumnDef::_internal_is_nullable() const {
-  return _impl_.is_nullable_;
-}
-inline bool ColumnDef::is_nullable() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.is_nullable)
-  return _internal_is_nullable();
-}
-inline void ColumnDef::_internal_set_is_nullable(bool value) {
-  
-  _impl_.is_nullable_ = value;
-}
-inline void ColumnDef::set_is_nullable(bool value) {
-  _internal_set_is_nullable(value);
-  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.is_nullable)
-}
-
-// bytes default_constraint = 4;
-inline void ColumnDef::clear_default_constraint() {
-  _impl_.default_constraint_.ClearToEmpty();
-}
-inline const std::string& ColumnDef::default_constraint() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.default_constraint)
-  return _internal_default_constraint();
-}
-template <typename ArgT0, typename... ArgT>
-inline PROTOBUF_ALWAYS_INLINE
-void ColumnDef::set_default_constraint(ArgT0&& arg0, ArgT... args) {
- 
- _impl_.default_constraint_.SetBytes(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
-  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.default_constraint)
-}
-inline std::string* ColumnDef::mutable_default_constraint() {
-  std::string* _s = _internal_mutable_default_constraint();
-  // @@protoc_insertion_point(field_mutable:greptime.v1.ColumnDef.default_constraint)
-  return _s;
-}
-inline const std::string& ColumnDef::_internal_default_constraint() const {
-  return _impl_.default_constraint_.Get();
-}
-inline void ColumnDef::_internal_set_default_constraint(const std::string& value) {
-  
-  _impl_.default_constraint_.Set(value, GetArenaForAllocation());
-}
-inline std::string* ColumnDef::_internal_mutable_default_constraint() {
-  
-  return _impl_.default_constraint_.Mutable(GetArenaForAllocation());
-}
-inline std::string* ColumnDef::release_default_constraint() {
-  // @@protoc_insertion_point(field_release:greptime.v1.ColumnDef.default_constraint)
-  return _impl_.default_constraint_.Release();
-}
-inline void ColumnDef::set_allocated_default_constraint(std::string* default_constraint) {
-  if (default_constraint != nullptr) {
-    
-  } else {
-    
-  }
-  _impl_.default_constraint_.SetAllocated(default_constraint, GetArenaForAllocation());
-#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  if (_impl_.default_constraint_.IsDefault()) {
-    _impl_.default_constraint_.Set("", GetArenaForAllocation());
-  }
-#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  // @@protoc_insertion_point(field_set_allocated:greptime.v1.ColumnDef.default_constraint)
-}
-
 #ifdef __GNUC__
   #pragma GCC diagnostic pop
 #endif  // __GNUC__
 // -------------------------------------------------------------------
 
-// -------------------------------------------------------------------
-
 
 // @@protoc_insertion_point(namespace_scope)
 
 }  // namespace v1
 }  // namespace greptime
 
-PROTOBUF_NAMESPACE_OPEN
-
-template <> struct is_proto_enum< ::greptime::v1::Column_SemanticType> : ::std::true_type {};
-template <>
-inline const EnumDescriptor* GetEnumDescriptor< ::greptime::v1::Column_SemanticType>() {
-  return ::greptime::v1::Column_SemanticType_descriptor();
-}
-template <> struct is_proto_enum< ::greptime::v1::ColumnDataType> : ::std::true_type {};
-template <>
-inline const EnumDescriptor* GetEnumDescriptor< ::greptime::v1::ColumnDataType>() {
-  return ::greptime::v1::ColumnDataType_descriptor();
-}
-
-PROTOBUF_NAMESPACE_CLOSE
-
 // @@protoc_insertion_point(global_scope)
 
 #include <google/protobuf/port_undef.inc>

c++/greptime/v1/common.pb.cc

@@ -135,10 +135,26 @@ struct FlightMetadataDefaultTypeInternal {
   };
 };
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 FlightMetadataDefaultTypeInternal _FlightMetadata_default_instance_;
+PROTOBUF_CONSTEXPR ColumnDef::ColumnDef(
+    ::_pbi::ConstantInitialized): _impl_{
+    /*decltype(_impl_.name_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
+  , /*decltype(_impl_.default_constraint_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
+  , /*decltype(_impl_.datatype_)*/0
+  , /*decltype(_impl_.is_nullable_)*/false
+  , /*decltype(_impl_._cached_size_)*/{}} {}
+struct ColumnDefDefaultTypeInternal {
+  PROTOBUF_CONSTEXPR ColumnDefDefaultTypeInternal()
+      : _instance(::_pbi::ConstantInitialized{}) {}
+  ~ColumnDefDefaultTypeInternal() {}
+  union {
+    ColumnDef _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ColumnDefDefaultTypeInternal _ColumnDef_default_instance_;
 }  // namespace v1
 }  // namespace greptime
-static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fcommon_2eproto[8];
+static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fcommon_2eproto[9];
-static constexpr ::_pb::EnumDescriptor const** file_level_enum_descriptors_greptime_2fv1_2fcommon_2eproto = nullptr;
+static const ::_pb::EnumDescriptor* file_level_enum_descriptors_greptime_2fv1_2fcommon_2eproto[2];
 static constexpr ::_pb::ServiceDescriptor const** file_level_service_descriptors_greptime_2fv1_2fcommon_2eproto = nullptr;
 
 const uint32_t TableStruct_greptime_2fv1_2fcommon_2eproto::offsets[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
@@ -213,6 +229,16 @@ const uint32_t TableStruct_greptime_2fv1_2fcommon_2eproto::offsets[] PROTOBUF_SE
   ~0u,  // no _weak_field_map_
   ~0u,  // no _inlined_string_donated_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::FlightMetadata, _impl_.affected_rows_),
+  ~0u,  // no _has_bits_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _internal_metadata_),
+  ~0u,  // no _extensions_
+  ~0u,  // no _oneof_case_
+  ~0u,  // no _weak_field_map_
+  ~0u,  // no _inlined_string_donated_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.name_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.datatype_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.is_nullable_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ColumnDef, _impl_.default_constraint_),
 };
 static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
   { 0, 12, -1, sizeof(::greptime::v1::RequestHeader)},
@@ -223,6 +249,7 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
   { 50, -1, -1, sizeof(::greptime::v1::Token)},
   { 57, -1, -1, sizeof(::greptime::v1::AffectedRows)},
   { 64, -1, -1, sizeof(::greptime::v1::FlightMetadata)},
+  { 71, -1, -1, sizeof(::greptime::v1::ColumnDef)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -234,6 +261,7 @@ static const ::_pb::Message* const file_default_instances[] = {
   &::greptime::v1::_Token_default_instance_._instance,
   &::greptime::v1::_AffectedRows_default_instance_._instance,
   &::greptime::v1::_FlightMetadata_default_instance_._instance,
+  &::greptime::v1::_ColumnDef_default_instance_._instance,
 };
 
 const char descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) =
@@ -251,16 +279,30 @@ const char descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto[] PROTOBUF_S
   "\020\n\010username\030\001 \001(\t\022\020\n\010password\030\002 \001(\t\"\026\n\005T"
   "oken\022\r\n\005token\030\001 \001(\t\"\035\n\014AffectedRows\022\r\n\005v"
   "alue\030\001 \001(\r\"B\n\016FlightMetadata\0220\n\raffected"
-  "_rows\030\001 \001(\0132\031.greptime.v1.AffectedRowsBO"
+  "_rows\030\001 \001(\0132\031.greptime.v1.AffectedRows\"y"
-  "\n\016io.greptime.v1B\006CommonZ5github.com/Gre"
+  "\n\tColumnDef\022\014\n\004name\030\001 \001(\t\022-\n\010datatype\030\002 "
-  "ptimeTeam/greptime-proto/go/greptime/v1b"
+  "\001(\0162\033.greptime.v1.ColumnDataType\022\023\n\013is_n"
-  "\006proto3"
+  "ullable\030\003 \001(\010\022\032\n\022default_constraint\030\004 \001("
+  "\014*1\n\014SemanticType\022\007\n\003TAG\020\000\022\t\n\005FIELD\020\001\022\r\n"
+  "\tTIMESTAMP\020\002*\371\002\n\016ColumnDataType\022\013\n\007BOOLE"
+  "AN\020\000\022\010\n\004INT8\020\001\022\t\n\005INT16\020\002\022\t\n\005INT32\020\003\022\t\n\005"
+  "INT64\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\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\010DA"
+  "TETIME\020\016\022\024\n\020TIMESTAMP_SECOND\020\017\022\031\n\025TIMEST"
+  "AMP_MILLISECOND\020\020\022\031\n\025TIMESTAMP_MICROSECO"
+  "ND\020\021\022\030\n\024TIMESTAMP_NANOSECOND\020\022\022\017\n\013TIME_S"
+  "ECOND\020\023\022\024\n\020TIME_MILLISECOND\020\024\022\024\n\020TIME_MI"
+  "CROSECOND\020\025\022\023\n\017TIME_NANOSECOND\020\026BO\n\016io.g"
+  "reptime.v1B\006CommonZ5github.com/GreptimeT"
+  "eam/greptime-proto/go/greptime/v1b\006proto"
+  "3"
   ;
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fcommon_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fcommon_2eproto = {
-    false, false, 687, descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto,
+    false, false, 1241, descriptor_table_protodef_greptime_2fv1_2fcommon_2eproto,
     "greptime/v1/common.proto",
-    &descriptor_table_greptime_2fv1_2fcommon_2eproto_once, nullptr, 0, 8,
+    &descriptor_table_greptime_2fv1_2fcommon_2eproto_once, nullptr, 0, 9,
     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,
@@ -273,6 +315,56 @@ PROTOBUF_ATTRIBUTE_WEAK const ::_pbi::DescriptorTable* descriptor_table_greptime
 PROTOBUF_ATTRIBUTE_INIT_PRIORITY2 static ::_pbi::AddDescriptorsRunner dynamic_init_dummy_greptime_2fv1_2fcommon_2eproto(&descriptor_table_greptime_2fv1_2fcommon_2eproto);
 namespace greptime {
 namespace v1 {
+const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* SemanticType_descriptor() {
+  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_greptime_2fv1_2fcommon_2eproto);
+  return file_level_enum_descriptors_greptime_2fv1_2fcommon_2eproto[0];
+}
+bool SemanticType_IsValid(int value) {
+  switch (value) {
+    case 0:
+    case 1:
+    case 2:
+      return true;
+    default:
+      return false;
+  }
+}
+
+const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* ColumnDataType_descriptor() {
+  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_greptime_2fv1_2fcommon_2eproto);
+  return file_level_enum_descriptors_greptime_2fv1_2fcommon_2eproto[1];
+}
+bool ColumnDataType_IsValid(int value) {
+  switch (value) {
+    case 0:
+    case 1:
+    case 2:
+    case 3:
+    case 4:
+    case 5:
+    case 6:
+    case 7:
+    case 8:
+    case 9:
+    case 10:
+    case 11:
+    case 12:
+    case 13:
+    case 14:
+    case 15:
+    case 16:
+    case 17:
+    case 18:
+    case 19:
+    case 20:
+    case 21:
+    case 22:
+      return true;
+    default:
+      return false;
+  }
+}
+
 
 // ===================================================================
 
@@ -2258,6 +2350,317 @@ void FlightMetadata::InternalSwap(FlightMetadata* other) {
       file_level_metadata_greptime_2fv1_2fcommon_2eproto[7]);
 }
 
+// ===================================================================
+
+class ColumnDef::_Internal {
+ public:
+};
+
+ColumnDef::ColumnDef(::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.ColumnDef)
+}
+ColumnDef::ColumnDef(const ColumnDef& from)
+  : ::PROTOBUF_NAMESPACE_ID::Message() {
+  ColumnDef* const _this = this; (void)_this;
+  new (&_impl_) Impl_{
+      decltype(_impl_.name_){}
+    , decltype(_impl_.default_constraint_){}
+    , decltype(_impl_.datatype_){}
+    , decltype(_impl_.is_nullable_){}
+    , /*decltype(_impl_._cached_size_)*/{}};
+
+  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+  _impl_.name_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.name_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (!from._internal_name().empty()) {
+    _this->_impl_.name_.Set(from._internal_name(), 
+      _this->GetArenaForAllocation());
+  }
+  _impl_.default_constraint_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.default_constraint_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (!from._internal_default_constraint().empty()) {
+    _this->_impl_.default_constraint_.Set(from._internal_default_constraint(), 
+      _this->GetArenaForAllocation());
+  }
+  ::memcpy(&_impl_.datatype_, &from._impl_.datatype_,
+    static_cast<size_t>(reinterpret_cast<char*>(&_impl_.is_nullable_) -
+    reinterpret_cast<char*>(&_impl_.datatype_)) + sizeof(_impl_.is_nullable_));
+  // @@protoc_insertion_point(copy_constructor:greptime.v1.ColumnDef)
+}
+
+inline void ColumnDef::SharedCtor(
+    ::_pb::Arena* arena, bool is_message_owned) {
+  (void)arena;
+  (void)is_message_owned;
+  new (&_impl_) Impl_{
+      decltype(_impl_.name_){}
+    , decltype(_impl_.default_constraint_){}
+    , decltype(_impl_.datatype_){0}
+    , decltype(_impl_.is_nullable_){false}
+    , /*decltype(_impl_._cached_size_)*/{}
+  };
+  _impl_.name_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.name_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  _impl_.default_constraint_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.default_constraint_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+}
+
+ColumnDef::~ColumnDef() {
+  // @@protoc_insertion_point(destructor:greptime.v1.ColumnDef)
+  if (auto *arena = _internal_metadata_.DeleteReturnArena<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>()) {
+  (void)arena;
+    return;
+  }
+  SharedDtor();
+}
+
+inline void ColumnDef::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  _impl_.name_.Destroy();
+  _impl_.default_constraint_.Destroy();
+}
+
+void ColumnDef::SetCachedSize(int size) const {
+  _impl_._cached_size_.Set(size);
+}
+
+void ColumnDef::Clear() {
+// @@protoc_insertion_point(message_clear_start:greptime.v1.ColumnDef)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  _impl_.name_.ClearToEmpty();
+  _impl_.default_constraint_.ClearToEmpty();
+  ::memset(&_impl_.datatype_, 0, static_cast<size_t>(
+      reinterpret_cast<char*>(&_impl_.is_nullable_) -
+      reinterpret_cast<char*>(&_impl_.datatype_)) + sizeof(_impl_.is_nullable_));
+  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
+}
+
+const char* ColumnDef::_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) {
+      // string name = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          auto str = _internal_mutable_name();
+          ptr = ::_pbi::InlineGreedyStringParser(str, ptr, ctx);
+          CHK_(ptr);
+          CHK_(::_pbi::VerifyUTF8(str, "greptime.v1.ColumnDef.name"));
+        } else
+          goto handle_unusual;
+        continue;
+      // .greptime.v1.ColumnDataType datatype = 2;
+      case 2:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 16)) {
+          uint64_t val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+          _internal_set_datatype(static_cast<::greptime::v1::ColumnDataType>(val));
+        } else
+          goto handle_unusual;
+        continue;
+      // bool is_nullable = 3;
+      case 3:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 24)) {
+          _impl_.is_nullable_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // bytes default_constraint = 4;
+      case 4:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 34)) {
+          auto str = _internal_mutable_default_constraint();
+          ptr = ::_pbi::InlineGreedyStringParser(str, ptr, ctx);
+          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* ColumnDef::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.ColumnDef)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  // string name = 1;
+  if (!this->_internal_name().empty()) {
+    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
+      this->_internal_name().data(), static_cast<int>(this->_internal_name().length()),
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
+      "greptime.v1.ColumnDef.name");
+    target = stream->WriteStringMaybeAliased(
+        1, this->_internal_name(), target);
+  }
+
+  // .greptime.v1.ColumnDataType datatype = 2;
+  if (this->_internal_datatype() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteEnumToArray(
+      2, this->_internal_datatype(), target);
+  }
+
+  // bool is_nullable = 3;
+  if (this->_internal_is_nullable() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteBoolToArray(3, this->_internal_is_nullable(), target);
+  }
+
+  // bytes default_constraint = 4;
+  if (!this->_internal_default_constraint().empty()) {
+    target = stream->WriteBytesMaybeAliased(
+        4, this->_internal_default_constraint(), 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.ColumnDef)
+  return target;
+}
+
+size_t ColumnDef::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:greptime.v1.ColumnDef)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // string name = 1;
+  if (!this->_internal_name().empty()) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
+        this->_internal_name());
+  }
+
+  // bytes default_constraint = 4;
+  if (!this->_internal_default_constraint().empty()) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::BytesSize(
+        this->_internal_default_constraint());
+  }
+
+  // .greptime.v1.ColumnDataType datatype = 2;
+  if (this->_internal_datatype() != 0) {
+    total_size += 1 +
+      ::_pbi::WireFormatLite::EnumSize(this->_internal_datatype());
+  }
+
+  // bool is_nullable = 3;
+  if (this->_internal_is_nullable() != 0) {
+    total_size += 1 + 1;
+  }
+
+  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
+}
+
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData ColumnDef::_class_data_ = {
+    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSourceCheck,
+    ColumnDef::MergeImpl
+};
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*ColumnDef::GetClassData() const { return &_class_data_; }
+
+
+void ColumnDef::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
+  auto* const _this = static_cast<ColumnDef*>(&to_msg);
+  auto& from = static_cast<const ColumnDef&>(from_msg);
+  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.ColumnDef)
+  GOOGLE_DCHECK_NE(&from, _this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (!from._internal_name().empty()) {
+    _this->_internal_set_name(from._internal_name());
+  }
+  if (!from._internal_default_constraint().empty()) {
+    _this->_internal_set_default_constraint(from._internal_default_constraint());
+  }
+  if (from._internal_datatype() != 0) {
+    _this->_internal_set_datatype(from._internal_datatype());
+  }
+  if (from._internal_is_nullable() != 0) {
+    _this->_internal_set_is_nullable(from._internal_is_nullable());
+  }
+  _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+}
+
+void ColumnDef::CopyFrom(const ColumnDef& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.ColumnDef)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool ColumnDef::IsInitialized() const {
+  return true;
+}
+
+void ColumnDef::InternalSwap(ColumnDef* other) {
+  using std::swap;
+  auto* lhs_arena = GetArenaForAllocation();
+  auto* rhs_arena = other->GetArenaForAllocation();
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &_impl_.name_, lhs_arena,
+      &other->_impl_.name_, rhs_arena
+  );
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &_impl_.default_constraint_, lhs_arena,
+      &other->_impl_.default_constraint_, rhs_arena
+  );
+  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
+      PROTOBUF_FIELD_OFFSET(ColumnDef, _impl_.is_nullable_)
+      + sizeof(ColumnDef::_impl_.is_nullable_)
+      - PROTOBUF_FIELD_OFFSET(ColumnDef, _impl_.datatype_)>(
+          reinterpret_cast<char*>(&_impl_.datatype_),
+          reinterpret_cast<char*>(&other->_impl_.datatype_));
+}
+
+::PROTOBUF_NAMESPACE_ID::Metadata ColumnDef::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[8]);
+}
+
 // @@protoc_insertion_point(namespace_scope)
 }  // namespace v1
 }  // namespace greptime
@@ -2294,6 +2697,10 @@ template<> PROTOBUF_NOINLINE ::greptime::v1::FlightMetadata*
 Arena::CreateMaybeMessage< ::greptime::v1::FlightMetadata >(Arena* arena) {
   return Arena::CreateMessageInternal< ::greptime::v1::FlightMetadata >(arena);
 }
+template<> PROTOBUF_NOINLINE ::greptime::v1::ColumnDef*
+Arena::CreateMaybeMessage< ::greptime::v1::ColumnDef >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::greptime::v1::ColumnDef >(arena);
+}
 PROTOBUF_NAMESPACE_CLOSE
 
 // @@protoc_insertion_point(global_scope)

c++/greptime/v1/common.pb.h

@@ -29,6 +29,7 @@
 #include <google/protobuf/message.h>
 #include <google/protobuf/repeated_field.h>  // IWYU pragma: export
 #include <google/protobuf/extension_set.h>  // IWYU pragma: export
+#include <google/protobuf/generated_enum_reflection.h>
 #include <google/protobuf/unknown_field_set.h>
 // @@protoc_insertion_point(includes)
 #include <google/protobuf/port_def.inc>
@@ -55,6 +56,9 @@ extern AuthHeaderDefaultTypeInternal _AuthHeader_default_instance_;
 class Basic;
 struct BasicDefaultTypeInternal;
 extern BasicDefaultTypeInternal _Basic_default_instance_;
+class ColumnDef;
+struct ColumnDefDefaultTypeInternal;
+extern ColumnDefDefaultTypeInternal _ColumnDef_default_instance_;
 class FlightMetadata;
 struct FlightMetadataDefaultTypeInternal;
 extern FlightMetadataDefaultTypeInternal _FlightMetadata_default_instance_;
@@ -76,6 +80,7 @@ PROTOBUF_NAMESPACE_OPEN
 template<> ::greptime::v1::AffectedRows* Arena::CreateMaybeMessage<::greptime::v1::AffectedRows>(Arena*);
 template<> ::greptime::v1::AuthHeader* Arena::CreateMaybeMessage<::greptime::v1::AuthHeader>(Arena*);
 template<> ::greptime::v1::Basic* Arena::CreateMaybeMessage<::greptime::v1::Basic>(Arena*);
+template<> ::greptime::v1::ColumnDef* Arena::CreateMaybeMessage<::greptime::v1::ColumnDef>(Arena*);
 template<> ::greptime::v1::FlightMetadata* Arena::CreateMaybeMessage<::greptime::v1::FlightMetadata>(Arena*);
 template<> ::greptime::v1::RequestHeader* Arena::CreateMaybeMessage<::greptime::v1::RequestHeader>(Arena*);
 template<> ::greptime::v1::ResponseHeader* Arena::CreateMaybeMessage<::greptime::v1::ResponseHeader>(Arena*);
@@ -85,6 +90,78 @@ PROTOBUF_NAMESPACE_CLOSE
 namespace greptime {
 namespace v1 {
 
+enum SemanticType : int {
+  TAG = 0,
+  FIELD = 1,
+  TIMESTAMP = 2,
+  SemanticType_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::min(),
+  SemanticType_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::max()
+};
+bool SemanticType_IsValid(int value);
+constexpr SemanticType SemanticType_MIN = TAG;
+constexpr SemanticType SemanticType_MAX = TIMESTAMP;
+constexpr int SemanticType_ARRAYSIZE = SemanticType_MAX + 1;
+
+const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* SemanticType_descriptor();
+template<typename T>
+inline const std::string& SemanticType_Name(T enum_t_value) {
+  static_assert(::std::is_same<T, SemanticType>::value ||
+    ::std::is_integral<T>::value,
+    "Incorrect type passed to function SemanticType_Name.");
+  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
+    SemanticType_descriptor(), enum_t_value);
+}
+inline bool SemanticType_Parse(
+    ::PROTOBUF_NAMESPACE_ID::ConstStringParam name, SemanticType* value) {
+  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<SemanticType>(
+    SemanticType_descriptor(), name, value);
+}
+enum ColumnDataType : int {
+  BOOLEAN = 0,
+  INT8 = 1,
+  INT16 = 2,
+  INT32 = 3,
+  INT64 = 4,
+  UINT8 = 5,
+  UINT16 = 6,
+  UINT32 = 7,
+  UINT64 = 8,
+  FLOAT32 = 9,
+  FLOAT64 = 10,
+  BINARY = 11,
+  STRING = 12,
+  DATE = 13,
+  DATETIME = 14,
+  TIMESTAMP_SECOND = 15,
+  TIMESTAMP_MILLISECOND = 16,
+  TIMESTAMP_MICROSECOND = 17,
+  TIMESTAMP_NANOSECOND = 18,
+  TIME_SECOND = 19,
+  TIME_MILLISECOND = 20,
+  TIME_MICROSECOND = 21,
+  TIME_NANOSECOND = 22,
+  ColumnDataType_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::min(),
+  ColumnDataType_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::max()
+};
+bool ColumnDataType_IsValid(int value);
+constexpr ColumnDataType ColumnDataType_MIN = BOOLEAN;
+constexpr ColumnDataType ColumnDataType_MAX = TIME_NANOSECOND;
+constexpr int ColumnDataType_ARRAYSIZE = ColumnDataType_MAX + 1;
+
+const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* ColumnDataType_descriptor();
+template<typename T>
+inline const std::string& ColumnDataType_Name(T enum_t_value) {
+  static_assert(::std::is_same<T, ColumnDataType>::value ||
+    ::std::is_integral<T>::value,
+    "Incorrect type passed to function ColumnDataType_Name.");
+  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
+    ColumnDataType_descriptor(), enum_t_value);
+}
+inline bool ColumnDataType_Parse(
+    ::PROTOBUF_NAMESPACE_ID::ConstStringParam name, ColumnDataType* value) {
+  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<ColumnDataType>(
+    ColumnDataType_descriptor(), name, value);
+}
 // ===================================================================
 
 class RequestHeader final :
@@ -1465,6 +1542,197 @@ class FlightMetadata final :
   union { Impl_ _impl_; };
   friend struct ::TableStruct_greptime_2fv1_2fcommon_2eproto;
 };
+// -------------------------------------------------------------------
+
+class ColumnDef final :
+    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.ColumnDef) */ {
+ public:
+  inline ColumnDef() : ColumnDef(nullptr) {}
+  ~ColumnDef() override;
+  explicit PROTOBUF_CONSTEXPR ColumnDef(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);
+
+  ColumnDef(const ColumnDef& from);
+  ColumnDef(ColumnDef&& from) noexcept
+    : ColumnDef() {
+    *this = ::std::move(from);
+  }
+
+  inline ColumnDef& operator=(const ColumnDef& from) {
+    CopyFrom(from);
+    return *this;
+  }
+  inline ColumnDef& operator=(ColumnDef&& 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 ColumnDef& default_instance() {
+    return *internal_default_instance();
+  }
+  static inline const ColumnDef* internal_default_instance() {
+    return reinterpret_cast<const ColumnDef*>(
+               &_ColumnDef_default_instance_);
+  }
+  static constexpr int kIndexInFileMessages =
+    8;
+
+  friend void swap(ColumnDef& a, ColumnDef& b) {
+    a.Swap(&b);
+  }
+  inline void Swap(ColumnDef* 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(ColumnDef* other) {
+    if (other == this) return;
+    GOOGLE_DCHECK(GetOwningArena() == other->GetOwningArena());
+    InternalSwap(other);
+  }
+
+  // implements Message ----------------------------------------------
+
+  ColumnDef* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
+    return CreateMaybeMessage<ColumnDef>(arena);
+  }
+  using ::PROTOBUF_NAMESPACE_ID::Message::CopyFrom;
+  void CopyFrom(const ColumnDef& from);
+  using ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom;
+  void MergeFrom( const ColumnDef& from) {
+    ColumnDef::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(ColumnDef* other);
+
+  private:
+  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
+  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
+    return "greptime.v1.ColumnDef";
+  }
+  protected:
+  explicit ColumnDef(::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 {
+    kNameFieldNumber = 1,
+    kDefaultConstraintFieldNumber = 4,
+    kDatatypeFieldNumber = 2,
+    kIsNullableFieldNumber = 3,
+  };
+  // string name = 1;
+  void clear_name();
+  const std::string& name() const;
+  template <typename ArgT0 = const std::string&, typename... ArgT>
+  void set_name(ArgT0&& arg0, ArgT... args);
+  std::string* mutable_name();
+  PROTOBUF_NODISCARD std::string* release_name();
+  void set_allocated_name(std::string* name);
+  private:
+  const std::string& _internal_name() const;
+  inline PROTOBUF_ALWAYS_INLINE void _internal_set_name(const std::string& value);
+  std::string* _internal_mutable_name();
+  public:
+
+  // bytes default_constraint = 4;
+  void clear_default_constraint();
+  const std::string& default_constraint() const;
+  template <typename ArgT0 = const std::string&, typename... ArgT>
+  void set_default_constraint(ArgT0&& arg0, ArgT... args);
+  std::string* mutable_default_constraint();
+  PROTOBUF_NODISCARD std::string* release_default_constraint();
+  void set_allocated_default_constraint(std::string* default_constraint);
+  private:
+  const std::string& _internal_default_constraint() const;
+  inline PROTOBUF_ALWAYS_INLINE void _internal_set_default_constraint(const std::string& value);
+  std::string* _internal_mutable_default_constraint();
+  public:
+
+  // .greptime.v1.ColumnDataType datatype = 2;
+  void clear_datatype();
+  ::greptime::v1::ColumnDataType datatype() const;
+  void set_datatype(::greptime::v1::ColumnDataType value);
+  private:
+  ::greptime::v1::ColumnDataType _internal_datatype() const;
+  void _internal_set_datatype(::greptime::v1::ColumnDataType value);
+  public:
+
+  // bool is_nullable = 3;
+  void clear_is_nullable();
+  bool is_nullable() const;
+  void set_is_nullable(bool value);
+  private:
+  bool _internal_is_nullable() const;
+  void _internal_set_is_nullable(bool value);
+  public:
+
+  // @@protoc_insertion_point(class_scope:greptime.v1.ColumnDef)
+ private:
+  class _Internal;
+
+  template <typename T> friend class ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper;
+  typedef void InternalArenaConstructable_;
+  typedef void DestructorSkippable_;
+  struct Impl_ {
+    ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr name_;
+    ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr default_constraint_;
+    int datatype_;
+    bool is_nullable_;
+    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
+  };
+  union { Impl_ _impl_; };
+  friend struct ::TableStruct_greptime_2fv1_2fcommon_2eproto;
+};
 // ===================================================================
 
 
@@ -2377,6 +2645,150 @@ inline void FlightMetadata::set_allocated_affected_rows(::greptime::v1::Affected
   // @@protoc_insertion_point(field_set_allocated:greptime.v1.FlightMetadata.affected_rows)
 }
 
+// -------------------------------------------------------------------
+
+// ColumnDef
+
+// string name = 1;
+inline void ColumnDef::clear_name() {
+  _impl_.name_.ClearToEmpty();
+}
+inline const std::string& ColumnDef::name() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.name)
+  return _internal_name();
+}
+template <typename ArgT0, typename... ArgT>
+inline PROTOBUF_ALWAYS_INLINE
+void ColumnDef::set_name(ArgT0&& arg0, ArgT... args) {
+ 
+ _impl_.name_.Set(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
+  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.name)
+}
+inline std::string* ColumnDef::mutable_name() {
+  std::string* _s = _internal_mutable_name();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.ColumnDef.name)
+  return _s;
+}
+inline const std::string& ColumnDef::_internal_name() const {
+  return _impl_.name_.Get();
+}
+inline void ColumnDef::_internal_set_name(const std::string& value) {
+  
+  _impl_.name_.Set(value, GetArenaForAllocation());
+}
+inline std::string* ColumnDef::_internal_mutable_name() {
+  
+  return _impl_.name_.Mutable(GetArenaForAllocation());
+}
+inline std::string* ColumnDef::release_name() {
+  // @@protoc_insertion_point(field_release:greptime.v1.ColumnDef.name)
+  return _impl_.name_.Release();
+}
+inline void ColumnDef::set_allocated_name(std::string* name) {
+  if (name != nullptr) {
+    
+  } else {
+    
+  }
+  _impl_.name_.SetAllocated(name, GetArenaForAllocation());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (_impl_.name_.IsDefault()) {
+    _impl_.name_.Set("", GetArenaForAllocation());
+  }
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.ColumnDef.name)
+}
+
+// .greptime.v1.ColumnDataType datatype = 2;
+inline void ColumnDef::clear_datatype() {
+  _impl_.datatype_ = 0;
+}
+inline ::greptime::v1::ColumnDataType ColumnDef::_internal_datatype() const {
+  return static_cast< ::greptime::v1::ColumnDataType >(_impl_.datatype_);
+}
+inline ::greptime::v1::ColumnDataType ColumnDef::datatype() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.datatype)
+  return _internal_datatype();
+}
+inline void ColumnDef::_internal_set_datatype(::greptime::v1::ColumnDataType value) {
+  
+  _impl_.datatype_ = value;
+}
+inline void ColumnDef::set_datatype(::greptime::v1::ColumnDataType value) {
+  _internal_set_datatype(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.datatype)
+}
+
+// bool is_nullable = 3;
+inline void ColumnDef::clear_is_nullable() {
+  _impl_.is_nullable_ = false;
+}
+inline bool ColumnDef::_internal_is_nullable() const {
+  return _impl_.is_nullable_;
+}
+inline bool ColumnDef::is_nullable() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.is_nullable)
+  return _internal_is_nullable();
+}
+inline void ColumnDef::_internal_set_is_nullable(bool value) {
+  
+  _impl_.is_nullable_ = value;
+}
+inline void ColumnDef::set_is_nullable(bool value) {
+  _internal_set_is_nullable(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.is_nullable)
+}
+
+// bytes default_constraint = 4;
+inline void ColumnDef::clear_default_constraint() {
+  _impl_.default_constraint_.ClearToEmpty();
+}
+inline const std::string& ColumnDef::default_constraint() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ColumnDef.default_constraint)
+  return _internal_default_constraint();
+}
+template <typename ArgT0, typename... ArgT>
+inline PROTOBUF_ALWAYS_INLINE
+void ColumnDef::set_default_constraint(ArgT0&& arg0, ArgT... args) {
+ 
+ _impl_.default_constraint_.SetBytes(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
+  // @@protoc_insertion_point(field_set:greptime.v1.ColumnDef.default_constraint)
+}
+inline std::string* ColumnDef::mutable_default_constraint() {
+  std::string* _s = _internal_mutable_default_constraint();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.ColumnDef.default_constraint)
+  return _s;
+}
+inline const std::string& ColumnDef::_internal_default_constraint() const {
+  return _impl_.default_constraint_.Get();
+}
+inline void ColumnDef::_internal_set_default_constraint(const std::string& value) {
+  
+  _impl_.default_constraint_.Set(value, GetArenaForAllocation());
+}
+inline std::string* ColumnDef::_internal_mutable_default_constraint() {
+  
+  return _impl_.default_constraint_.Mutable(GetArenaForAllocation());
+}
+inline std::string* ColumnDef::release_default_constraint() {
+  // @@protoc_insertion_point(field_release:greptime.v1.ColumnDef.default_constraint)
+  return _impl_.default_constraint_.Release();
+}
+inline void ColumnDef::set_allocated_default_constraint(std::string* default_constraint) {
+  if (default_constraint != nullptr) {
+    
+  } else {
+    
+  }
+  _impl_.default_constraint_.SetAllocated(default_constraint, GetArenaForAllocation());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (_impl_.default_constraint_.IsDefault()) {
+    _impl_.default_constraint_.Set("", GetArenaForAllocation());
+  }
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.ColumnDef.default_constraint)
+}
+
 #ifdef __GNUC__
   #pragma GCC diagnostic pop
 #endif  // __GNUC__
@@ -2394,12 +2806,29 @@ inline void FlightMetadata::set_allocated_affected_rows(::greptime::v1::Affected
 
 // -------------------------------------------------------------------
 
+// -------------------------------------------------------------------
+
 
 // @@protoc_insertion_point(namespace_scope)
 
 }  // namespace v1
 }  // namespace greptime
 
+PROTOBUF_NAMESPACE_OPEN
+
+template <> struct is_proto_enum< ::greptime::v1::SemanticType> : ::std::true_type {};
+template <>
+inline const EnumDescriptor* GetEnumDescriptor< ::greptime::v1::SemanticType>() {
+  return ::greptime::v1::SemanticType_descriptor();
+}
+template <> struct is_proto_enum< ::greptime::v1::ColumnDataType> : ::std::true_type {};
+template <>
+inline const EnumDescriptor* GetEnumDescriptor< ::greptime::v1::ColumnDataType>() {
+  return ::greptime::v1::ColumnDataType_descriptor();
+}
+
+PROTOBUF_NAMESPACE_CLOSE
+
 // @@protoc_insertion_point(global_scope)
 
 #include <google/protobuf/port_undef.inc>

c++/greptime/v1/ddl.pb.cc

@@ -481,7 +481,7 @@ static const ::_pb::Message* const file_default_instances[] = {
 
 const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) =
   "\n\025greptime/v1/ddl.proto\022\013greptime.v1\032\030gr"
-  "eptime/v1/column.proto\"\207\003\n\nDdlRequest\022:\n"
+  "eptime/v1/common.proto\"\207\003\n\nDdlRequest\022:\n"
   "\017create_database\030\001 \001(\0132\037.greptime.v1.Cre"
   "ateDatabaseExprH\000\0224\n\014create_table\030\002 \001(\0132"
   "\034.greptime.v1.CreateTableExprH\000\022\'\n\005alter"
@@ -541,7 +541,7 @@ const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECT
   "eptime-proto/go/greptime/v1b\006proto3"
   ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fddl_2eproto_deps[1] = {
-  &::descriptor_table_greptime_2fv1_2fcolumn_2eproto,
+  &::descriptor_table_greptime_2fv1_2fcommon_2eproto,
 };
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fddl_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fddl_2eproto = {

c++/greptime/v1/ddl.pb.h

@@ -34,7 +34,7 @@
 #include <google/protobuf/map_field_inl.h>
 #include <google/protobuf/generated_enum_reflection.h>
 #include <google/protobuf/unknown_field_set.h>
-#include "greptime/v1/column.pb.h"
+#include "greptime/v1/common.pb.h"
 // @@protoc_insertion_point(includes)
 #include <google/protobuf/port_def.inc>
 #define PROTOBUF_INTERNAL_EXPORT_greptime_2fv1_2fddl_2eproto

go/greptime/v1/column.pb.go

@@ -34,171 +34,13 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-type ColumnDataType int32
-
-const (
-	ColumnDataType_BOOLEAN               ColumnDataType = 0
-	ColumnDataType_INT8                  ColumnDataType = 1
-	ColumnDataType_INT16                 ColumnDataType = 2
-	ColumnDataType_INT32                 ColumnDataType = 3
-	ColumnDataType_INT64                 ColumnDataType = 4
-	ColumnDataType_UINT8                 ColumnDataType = 5
-	ColumnDataType_UINT16                ColumnDataType = 6
-	ColumnDataType_UINT32                ColumnDataType = 7
-	ColumnDataType_UINT64                ColumnDataType = 8
-	ColumnDataType_FLOAT32               ColumnDataType = 9
-	ColumnDataType_FLOAT64               ColumnDataType = 10
-	ColumnDataType_BINARY                ColumnDataType = 11
-	ColumnDataType_STRING                ColumnDataType = 12
-	ColumnDataType_DATE                  ColumnDataType = 13
-	ColumnDataType_DATETIME              ColumnDataType = 14
-	ColumnDataType_TIMESTAMP_SECOND      ColumnDataType = 15
-	ColumnDataType_TIMESTAMP_MILLISECOND ColumnDataType = 16
-	ColumnDataType_TIMESTAMP_MICROSECOND ColumnDataType = 17
-	ColumnDataType_TIMESTAMP_NANOSECOND  ColumnDataType = 18
-	ColumnDataType_TIME_SECOND           ColumnDataType = 19
-	ColumnDataType_TIME_MILLISECOND      ColumnDataType = 20
-	ColumnDataType_TIME_MICROSECOND      ColumnDataType = 21
-	ColumnDataType_TIME_NANOSECOND       ColumnDataType = 22
-)
-
-// Enum value maps for ColumnDataType.
-var (
-	ColumnDataType_name = map[int32]string{
-		0:  "BOOLEAN",
-		1:  "INT8",
-		2:  "INT16",
-		3:  "INT32",
-		4:  "INT64",
-		5:  "UINT8",
-		6:  "UINT16",
-		7:  "UINT32",
-		8:  "UINT64",
-		9:  "FLOAT32",
-		10: "FLOAT64",
-		11: "BINARY",
-		12: "STRING",
-		13: "DATE",
-		14: "DATETIME",
-		15: "TIMESTAMP_SECOND",
-		16: "TIMESTAMP_MILLISECOND",
-		17: "TIMESTAMP_MICROSECOND",
-		18: "TIMESTAMP_NANOSECOND",
-		19: "TIME_SECOND",
-		20: "TIME_MILLISECOND",
-		21: "TIME_MICROSECOND",
-		22: "TIME_NANOSECOND",
-	}
-	ColumnDataType_value = map[string]int32{
-		"BOOLEAN":               0,
-		"INT8":                  1,
-		"INT16":                 2,
-		"INT32":                 3,
-		"INT64":                 4,
-		"UINT8":                 5,
-		"UINT16":                6,
-		"UINT32":                7,
-		"UINT64":                8,
-		"FLOAT32":               9,
-		"FLOAT64":               10,
-		"BINARY":                11,
-		"STRING":                12,
-		"DATE":                  13,
-		"DATETIME":              14,
-		"TIMESTAMP_SECOND":      15,
-		"TIMESTAMP_MILLISECOND": 16,
-		"TIMESTAMP_MICROSECOND": 17,
-		"TIMESTAMP_NANOSECOND":  18,
-		"TIME_SECOND":           19,
-		"TIME_MILLISECOND":      20,
-		"TIME_MICROSECOND":      21,
-		"TIME_NANOSECOND":       22,
-	}
-)
-
-func (x ColumnDataType) Enum() *ColumnDataType {
-	p := new(ColumnDataType)
-	*p = x
-	return p
-}
-
-func (x ColumnDataType) String() string {
-	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
-}
-
-func (ColumnDataType) Descriptor() protoreflect.EnumDescriptor {
-	return file_greptime_v1_column_proto_enumTypes[0].Descriptor()
-}
-
-func (ColumnDataType) Type() protoreflect.EnumType {
-	return &file_greptime_v1_column_proto_enumTypes[0]
-}
-
-func (x ColumnDataType) Number() protoreflect.EnumNumber {
-	return protoreflect.EnumNumber(x)
-}
-
-// Deprecated: Use ColumnDataType.Descriptor instead.
-func (ColumnDataType) EnumDescriptor() ([]byte, []int) {
-	return file_greptime_v1_column_proto_rawDescGZIP(), []int{0}
-}
-
-type Column_SemanticType int32
-
-const (
-	Column_TAG       Column_SemanticType = 0
-	Column_FIELD     Column_SemanticType = 1
-	Column_TIMESTAMP Column_SemanticType = 2
-)
-
-// Enum value maps for Column_SemanticType.
-var (
-	Column_SemanticType_name = map[int32]string{
-		0: "TAG",
-		1: "FIELD",
-		2: "TIMESTAMP",
-	}
-	Column_SemanticType_value = map[string]int32{
-		"TAG":       0,
-		"FIELD":     1,
-		"TIMESTAMP": 2,
-	}
-)
-
-func (x Column_SemanticType) Enum() *Column_SemanticType {
-	p := new(Column_SemanticType)
-	*p = x
-	return p
-}
-
-func (x Column_SemanticType) String() string {
-	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
-}
-
-func (Column_SemanticType) Descriptor() protoreflect.EnumDescriptor {
-	return file_greptime_v1_column_proto_enumTypes[1].Descriptor()
-}
-
-func (Column_SemanticType) Type() protoreflect.EnumType {
-	return &file_greptime_v1_column_proto_enumTypes[1]
-}
-
-func (x Column_SemanticType) Number() protoreflect.EnumNumber {
-	return protoreflect.EnumNumber(x)
-}
-
-// Deprecated: Use Column_SemanticType.Descriptor instead.
-func (Column_SemanticType) EnumDescriptor() ([]byte, []int) {
-	return file_greptime_v1_column_proto_rawDescGZIP(), []int{0, 0}
-}
-
 type Column struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
 	ColumnName   string       `protobuf:"bytes,1,opt,name=column_name,json=columnName,proto3" json:"column_name,omitempty"`
-	SemanticType Column_SemanticType `protobuf:"varint,2,opt,name=semantic_type,json=semanticType,proto3,enum=greptime.v1.Column_SemanticType" json:"semantic_type,omitempty"`
+	SemanticType SemanticType `protobuf:"varint,2,opt,name=semantic_type,json=semanticType,proto3,enum=greptime.v1.SemanticType" json:"semantic_type,omitempty"`
 	// The array of non-null values in this column.
 	//
 	// For example: suppose there is a column "foo" that contains some int32
@@ -257,11 +99,11 @@ func (x *Column) GetColumnName() string {
 	return ""
 }
 
-func (x *Column) GetSemanticType() Column_SemanticType {
+func (x *Column) GetSemanticType() SemanticType {
 	if x != nil {
 		return x.SemanticType
 	}
-	return Column_TAG
+	return SemanticType_TAG
 }
 
 func (x *Column) GetValues() *Column_Values {
@@ -285,77 +127,6 @@ func (x *Column) GetDatatype() ColumnDataType {
 	return ColumnDataType_BOOLEAN
 }
 
-type ColumnDef struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Name              string         `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
-	Datatype          ColumnDataType `protobuf:"varint,2,opt,name=datatype,proto3,enum=greptime.v1.ColumnDataType" json:"datatype,omitempty"`
-	IsNullable        bool           `protobuf:"varint,3,opt,name=is_nullable,json=isNullable,proto3" json:"is_nullable,omitempty"`
-	DefaultConstraint []byte         `protobuf:"bytes,4,opt,name=default_constraint,json=defaultConstraint,proto3" json:"default_constraint,omitempty"`
-}
-
-func (x *ColumnDef) Reset() {
-	*x = ColumnDef{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_column_proto_msgTypes[1]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *ColumnDef) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*ColumnDef) ProtoMessage() {}
-
-func (x *ColumnDef) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_column_proto_msgTypes[1]
-	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 ColumnDef.ProtoReflect.Descriptor instead.
-func (*ColumnDef) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_column_proto_rawDescGZIP(), []int{1}
-}
-
-func (x *ColumnDef) GetName() string {
-	if x != nil {
-		return x.Name
-	}
-	return ""
-}
-
-func (x *ColumnDef) GetDatatype() ColumnDataType {
-	if x != nil {
-		return x.Datatype
-	}
-	return ColumnDataType_BOOLEAN
-}
-
-func (x *ColumnDef) GetIsNullable() bool {
-	if x != nil {
-		return x.IsNullable
-	}
-	return false
-}
-
-func (x *ColumnDef) GetDefaultConstraint() []byte {
-	if x != nil {
-		return x.DefaultConstraint
-	}
-	return nil
-}
-
 type Column_Values struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -389,7 +160,7 @@ type Column_Values struct {
 func (x *Column_Values) Reset() {
 	*x = Column_Values{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_column_proto_msgTypes[2]
+		mi := &file_greptime_v1_column_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -402,7 +173,7 @@ func (x *Column_Values) String() string {
 func (*Column_Values) ProtoMessage() {}
 
 func (x *Column_Values) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_column_proto_msgTypes[2]
+	mi := &file_greptime_v1_column_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -584,123 +355,86 @@ var File_greptime_v1_column_proto protoreflect.FileDescriptor
 var file_greptime_v1_column_proto_rawDesc = []byte{
 	0x0a, 0x18, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2f, 0x76, 0x31, 0x2f, 0x63, 0x6f,
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-	0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2f, 0x76, 0x31, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
-	0x6f, 0x33,
 }
 
 var (
@@ -715,25 +449,22 @@ func file_greptime_v1_column_proto_rawDescGZIP() []byte {
 	return file_greptime_v1_column_proto_rawDescData
 }
 
-var file_greptime_v1_column_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_greptime_v1_column_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
-var file_greptime_v1_column_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
 var file_greptime_v1_column_proto_goTypes = []interface{}{
-	(ColumnDataType)(0),      // 0: greptime.v1.ColumnDataType
+	(*Column)(nil),        // 0: greptime.v1.Column
-	(Column_SemanticType)(0), // 1: greptime.v1.Column.SemanticType
+	(*Column_Values)(nil), // 1: greptime.v1.Column.Values
-	(*Column)(nil),           // 2: greptime.v1.Column
+	(SemanticType)(0),     // 2: greptime.v1.SemanticType
-	(*ColumnDef)(nil),        // 3: greptime.v1.ColumnDef
+	(ColumnDataType)(0),   // 3: greptime.v1.ColumnDataType
-	(*Column_Values)(nil),    // 4: greptime.v1.Column.Values
 }
 var file_greptime_v1_column_proto_depIdxs = []int32{
-	1, // 0: greptime.v1.Column.semantic_type:type_name -> greptime.v1.Column.SemanticType
+	2, // 0: greptime.v1.Column.semantic_type:type_name -> greptime.v1.SemanticType
-	4, // 1: greptime.v1.Column.values:type_name -> greptime.v1.Column.Values
+	1, // 1: greptime.v1.Column.values:type_name -> greptime.v1.Column.Values
-	0, // 2: greptime.v1.Column.datatype:type_name -> greptime.v1.ColumnDataType
+	3, // 2: greptime.v1.Column.datatype:type_name -> greptime.v1.ColumnDataType
-	0, // 3: greptime.v1.ColumnDef.datatype:type_name -> greptime.v1.ColumnDataType
+	3, // [3:3] is the sub-list for method output_type
-	4, // [4:4] is the sub-list for method output_type
+	3, // [3:3] is the sub-list for method input_type
-	4, // [4:4] is the sub-list for method input_type
+	3, // [3:3] is the sub-list for extension type_name
-	4, // [4:4] is the sub-list for extension type_name
+	3, // [3:3] is the sub-list for extension extendee
-	4, // [4:4] is the sub-list for extension extendee
+	0, // [0:3] is the sub-list for field type_name
-	0, // [0:4] is the sub-list for field type_name
 }
 
 func init() { file_greptime_v1_column_proto_init() }
@@ -741,6 +472,7 @@ func file_greptime_v1_column_proto_init() {
 	if File_greptime_v1_column_proto != nil {
 		return
 	}
+	file_greptime_v1_common_proto_init()
 	if !protoimpl.UnsafeEnabled {
 		file_greptime_v1_column_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*Column); i {
@@ -755,18 +487,6 @@ func file_greptime_v1_column_proto_init() {
 			}
 		}
 		file_greptime_v1_column_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ColumnDef); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_greptime_v1_column_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*Column_Values); i {
 			case 0:
 				return &v.state
@@ -784,14 +504,13 @@ func file_greptime_v1_column_proto_init() {
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_greptime_v1_column_proto_rawDesc,
-			NumEnums:      2,
+			NumEnums:      0,
-			NumMessages:   3,
+			NumMessages:   2,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
 		GoTypes:           file_greptime_v1_column_proto_goTypes,
 		DependencyIndexes: file_greptime_v1_column_proto_depIdxs,
-		EnumInfos:         file_greptime_v1_column_proto_enumTypes,
 		MessageInfos:      file_greptime_v1_column_proto_msgTypes,
 	}.Build()
 	File_greptime_v1_column_proto = out.File

go/greptime/v1/common.pb.go

@@ -34,6 +34,164 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type SemanticType int32
+
+const (
+	SemanticType_TAG       SemanticType = 0
+	SemanticType_FIELD     SemanticType = 1
+	SemanticType_TIMESTAMP SemanticType = 2
+)
+
+// Enum value maps for SemanticType.
+var (
+	SemanticType_name = map[int32]string{
+		0: "TAG",
+		1: "FIELD",
+		2: "TIMESTAMP",
+	}
+	SemanticType_value = map[string]int32{
+		"TAG":       0,
+		"FIELD":     1,
+		"TIMESTAMP": 2,
+	}
+)
+
+func (x SemanticType) Enum() *SemanticType {
+	p := new(SemanticType)
+	*p = x
+	return p
+}
+
+func (x SemanticType) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (SemanticType) Descriptor() protoreflect.EnumDescriptor {
+	return file_greptime_v1_common_proto_enumTypes[0].Descriptor()
+}
+
+func (SemanticType) Type() protoreflect.EnumType {
+	return &file_greptime_v1_common_proto_enumTypes[0]
+}
+
+func (x SemanticType) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use SemanticType.Descriptor instead.
+func (SemanticType) EnumDescriptor() ([]byte, []int) {
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{0}
+}
+
+type ColumnDataType int32
+
+const (
+	ColumnDataType_BOOLEAN               ColumnDataType = 0
+	ColumnDataType_INT8                  ColumnDataType = 1
+	ColumnDataType_INT16                 ColumnDataType = 2
+	ColumnDataType_INT32                 ColumnDataType = 3
+	ColumnDataType_INT64                 ColumnDataType = 4
+	ColumnDataType_UINT8                 ColumnDataType = 5
+	ColumnDataType_UINT16                ColumnDataType = 6
+	ColumnDataType_UINT32                ColumnDataType = 7
+	ColumnDataType_UINT64                ColumnDataType = 8
+	ColumnDataType_FLOAT32               ColumnDataType = 9
+	ColumnDataType_FLOAT64               ColumnDataType = 10
+	ColumnDataType_BINARY                ColumnDataType = 11
+	ColumnDataType_STRING                ColumnDataType = 12
+	ColumnDataType_DATE                  ColumnDataType = 13
+	ColumnDataType_DATETIME              ColumnDataType = 14
+	ColumnDataType_TIMESTAMP_SECOND      ColumnDataType = 15
+	ColumnDataType_TIMESTAMP_MILLISECOND ColumnDataType = 16
+	ColumnDataType_TIMESTAMP_MICROSECOND ColumnDataType = 17
+	ColumnDataType_TIMESTAMP_NANOSECOND  ColumnDataType = 18
+	ColumnDataType_TIME_SECOND           ColumnDataType = 19
+	ColumnDataType_TIME_MILLISECOND      ColumnDataType = 20
+	ColumnDataType_TIME_MICROSECOND      ColumnDataType = 21
+	ColumnDataType_TIME_NANOSECOND       ColumnDataType = 22
+)
+
+// Enum value maps for ColumnDataType.
+var (
+	ColumnDataType_name = map[int32]string{
+		0:  "BOOLEAN",
+		1:  "INT8",
+		2:  "INT16",
+		3:  "INT32",
+		4:  "INT64",
+		5:  "UINT8",
+		6:  "UINT16",
+		7:  "UINT32",
+		8:  "UINT64",
+		9:  "FLOAT32",
+		10: "FLOAT64",
+		11: "BINARY",
+		12: "STRING",
+		13: "DATE",
+		14: "DATETIME",
+		15: "TIMESTAMP_SECOND",
+		16: "TIMESTAMP_MILLISECOND",
+		17: "TIMESTAMP_MICROSECOND",
+		18: "TIMESTAMP_NANOSECOND",
+		19: "TIME_SECOND",
+		20: "TIME_MILLISECOND",
+		21: "TIME_MICROSECOND",
+		22: "TIME_NANOSECOND",
+	}
+	ColumnDataType_value = map[string]int32{
+		"BOOLEAN":               0,
+		"INT8":                  1,
+		"INT16":                 2,
+		"INT32":                 3,
+		"INT64":                 4,
+		"UINT8":                 5,
+		"UINT16":                6,
+		"UINT32":                7,
+		"UINT64":                8,
+		"FLOAT32":               9,
+		"FLOAT64":               10,
+		"BINARY":                11,
+		"STRING":                12,
+		"DATE":                  13,
+		"DATETIME":              14,
+		"TIMESTAMP_SECOND":      15,
+		"TIMESTAMP_MILLISECOND": 16,
+		"TIMESTAMP_MICROSECOND": 17,
+		"TIMESTAMP_NANOSECOND":  18,
+		"TIME_SECOND":           19,
+		"TIME_MILLISECOND":      20,
+		"TIME_MICROSECOND":      21,
+		"TIME_NANOSECOND":       22,
+	}
+)
+
+func (x ColumnDataType) Enum() *ColumnDataType {
+	p := new(ColumnDataType)
+	*p = x
+	return p
+}
+
+func (x ColumnDataType) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (ColumnDataType) Descriptor() protoreflect.EnumDescriptor {
+	return file_greptime_v1_common_proto_enumTypes[1].Descriptor()
+}
+
+func (ColumnDataType) Type() protoreflect.EnumType {
+	return &file_greptime_v1_common_proto_enumTypes[1]
+}
+
+func (x ColumnDataType) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use ColumnDataType.Descriptor instead.
+func (ColumnDataType) EnumDescriptor() ([]byte, []int) {
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{1}
+}
+
 type RequestHeader struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -507,6 +665,77 @@ func (x *FlightMetadata) GetAffectedRows() *AffectedRows {
 	return nil
 }
 
+type ColumnDef struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Name              string         `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
+	Datatype          ColumnDataType `protobuf:"varint,2,opt,name=datatype,proto3,enum=greptime.v1.ColumnDataType" json:"datatype,omitempty"`
+	IsNullable        bool           `protobuf:"varint,3,opt,name=is_nullable,json=isNullable,proto3" json:"is_nullable,omitempty"`
+	DefaultConstraint []byte         `protobuf:"bytes,4,opt,name=default_constraint,json=defaultConstraint,proto3" json:"default_constraint,omitempty"`
+}
+
+func (x *ColumnDef) Reset() {
+	*x = ColumnDef{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_greptime_v1_common_proto_msgTypes[8]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ColumnDef) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ColumnDef) ProtoMessage() {}
+
+func (x *ColumnDef) ProtoReflect() protoreflect.Message {
+	mi := &file_greptime_v1_common_proto_msgTypes[8]
+	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 ColumnDef.ProtoReflect.Descriptor instead.
+func (*ColumnDef) Descriptor() ([]byte, []int) {
+	return file_greptime_v1_common_proto_rawDescGZIP(), []int{8}
+}
+
+func (x *ColumnDef) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+func (x *ColumnDef) GetDatatype() ColumnDataType {
+	if x != nil {
+		return x.Datatype
+	}
+	return ColumnDataType_BOOLEAN
+}
+
+func (x *ColumnDef) GetIsNullable() bool {
+	if x != nil {
+		return x.IsNullable
+	}
+	return false
+}
+
+func (x *ColumnDef) GetDefaultConstraint() []byte {
+	if x != nil {
+		return x.DefaultConstraint
+	}
+	return nil
+}
+
 var File_greptime_v1_common_proto protoreflect.FileDescriptor
 
 var file_greptime_v1_common_proto_rawDesc = []byte{
@@ -556,13 +785,50 @@ var file_greptime_v1_common_proto_rawDesc = []byte{
 	0x65, 0x63, 0x74, 0x65, 0x64, 0x5f, 0x72, 0x6f, 0x77, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b,
 	0x32, 0x19, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x41,
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+	0x65, 0x63, 0x74, 0x65, 0x64, 0x52, 0x6f, 0x77, 0x73, 0x22, 0xa8, 0x01, 0x0a, 0x09, 0x43, 0x6f,
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+	0x6c, 0x75, 0x6d, 0x6e, 0x44, 0x65, 0x66, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18,
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+	0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x12, 0x37, 0x0a, 0x08, 0x64,
-	0x47, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x54, 0x65, 0x61, 0x6d, 0x2f, 0x67, 0x72, 0x65,
+	0x61, 0x74, 0x61, 0x74, 0x79, 0x70, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x1b, 0x2e,
-	0x70, 0x74, 0x69, 0x6d, 0x65, 0x2d, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x67, 0x6f, 0x2f, 0x67,
+	0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x43, 0x6f, 0x6c, 0x75,
-	0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2f, 0x76, 0x31, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
+	0x6d, 0x6e, 0x44, 0x61, 0x74, 0x61, 0x54, 0x79, 0x70, 0x65, 0x52, 0x08, 0x64, 0x61, 0x74, 0x61,
-	0x6f, 0x33,
+	0x74, 0x79, 0x70, 0x65, 0x12, 0x1f, 0x0a, 0x0b, 0x69, 0x73, 0x5f, 0x6e, 0x75, 0x6c, 0x6c, 0x61,
+	0x62, 0x6c, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0a, 0x69, 0x73, 0x4e, 0x75, 0x6c,
+	0x6c, 0x61, 0x62, 0x6c, 0x65, 0x12, 0x2d, 0x0a, 0x12, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74,
+	0x5f, 0x63, 0x6f, 0x6e, 0x73, 0x74, 0x72, 0x61, 0x69, 0x6e, 0x74, 0x18, 0x04, 0x20, 0x01, 0x28,
+	0x0c, 0x52, 0x11, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74, 0x43, 0x6f, 0x6e, 0x73, 0x74, 0x72,
+	0x61, 0x69, 0x6e, 0x74, 0x2a, 0x31, 0x0a, 0x0c, 0x53, 0x65, 0x6d, 0x61, 0x6e, 0x74, 0x69, 0x63,
+	0x54, 0x79, 0x70, 0x65, 0x12, 0x07, 0x0a, 0x03, 0x54, 0x41, 0x47, 0x10, 0x00, 0x12, 0x09, 0x0a,
+	0x05, 0x46, 0x49, 0x45, 0x4c, 0x44, 0x10, 0x01, 0x12, 0x0d, 0x0a, 0x09, 0x54, 0x49, 0x4d, 0x45,
+	0x53, 0x54, 0x41, 0x4d, 0x50, 0x10, 0x02, 0x2a, 0xf9, 0x02, 0x0a, 0x0e, 0x43, 0x6f, 0x6c, 0x75,
+	0x6d, 0x6e, 0x44, 0x61, 0x74, 0x61, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0b, 0x0a, 0x07, 0x42, 0x4f,
+	0x4f, 0x4c, 0x45, 0x41, 0x4e, 0x10, 0x00, 0x12, 0x08, 0x0a, 0x04, 0x49, 0x4e, 0x54, 0x38, 0x10,
+	0x01, 0x12, 0x09, 0x0a, 0x05, 0x49, 0x4e, 0x54, 0x31, 0x36, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05,
+	0x49, 0x4e, 0x54, 0x33, 0x32, 0x10, 0x03, 0x12, 0x09, 0x0a, 0x05, 0x49, 0x4e, 0x54, 0x36, 0x34,
+	0x10, 0x04, 0x12, 0x09, 0x0a, 0x05, 0x55, 0x49, 0x4e, 0x54, 0x38, 0x10, 0x05, 0x12, 0x0a, 0x0a,
+	0x06, 0x55, 0x49, 0x4e, 0x54, 0x31, 0x36, 0x10, 0x06, 0x12, 0x0a, 0x0a, 0x06, 0x55, 0x49, 0x4e,
+	0x54, 0x33, 0x32, 0x10, 0x07, 0x12, 0x0a, 0x0a, 0x06, 0x55, 0x49, 0x4e, 0x54, 0x36, 0x34, 0x10,
+	0x08, 0x12, 0x0b, 0x0a, 0x07, 0x46, 0x4c, 0x4f, 0x41, 0x54, 0x33, 0x32, 0x10, 0x09, 0x12, 0x0b,
+	0x0a, 0x07, 0x46, 0x4c, 0x4f, 0x41, 0x54, 0x36, 0x34, 0x10, 0x0a, 0x12, 0x0a, 0x0a, 0x06, 0x42,
+	0x49, 0x4e, 0x41, 0x52, 0x59, 0x10, 0x0b, 0x12, 0x0a, 0x0a, 0x06, 0x53, 0x54, 0x52, 0x49, 0x4e,
+	0x47, 0x10, 0x0c, 0x12, 0x08, 0x0a, 0x04, 0x44, 0x41, 0x54, 0x45, 0x10, 0x0d, 0x12, 0x0c, 0x0a,
+	0x08, 0x44, 0x41, 0x54, 0x45, 0x54, 0x49, 0x4d, 0x45, 0x10, 0x0e, 0x12, 0x14, 0x0a, 0x10, 0x54,
+	0x49, 0x4d, 0x45, 0x53, 0x54, 0x41, 0x4d, 0x50, 0x5f, 0x53, 0x45, 0x43, 0x4f, 0x4e, 0x44, 0x10,
+	0x0f, 0x12, 0x19, 0x0a, 0x15, 0x54, 0x49, 0x4d, 0x45, 0x53, 0x54, 0x41, 0x4d, 0x50, 0x5f, 0x4d,
+	0x49, 0x4c, 0x4c, 0x49, 0x53, 0x45, 0x43, 0x4f, 0x4e, 0x44, 0x10, 0x10, 0x12, 0x19, 0x0a, 0x15,
+	0x54, 0x49, 0x4d, 0x45, 0x53, 0x54, 0x41, 0x4d, 0x50, 0x5f, 0x4d, 0x49, 0x43, 0x52, 0x4f, 0x53,
+	0x45, 0x43, 0x4f, 0x4e, 0x44, 0x10, 0x11, 0x12, 0x18, 0x0a, 0x14, 0x54, 0x49, 0x4d, 0x45, 0x53,
+	0x54, 0x41, 0x4d, 0x50, 0x5f, 0x4e, 0x41, 0x4e, 0x4f, 0x53, 0x45, 0x43, 0x4f, 0x4e, 0x44, 0x10,
+	0x12, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x49, 0x4d, 0x45, 0x5f, 0x53, 0x45, 0x43, 0x4f, 0x4e, 0x44,
+	0x10, 0x13, 0x12, 0x14, 0x0a, 0x10, 0x54, 0x49, 0x4d, 0x45, 0x5f, 0x4d, 0x49, 0x4c, 0x4c, 0x49,
+	0x53, 0x45, 0x43, 0x4f, 0x4e, 0x44, 0x10, 0x14, 0x12, 0x14, 0x0a, 0x10, 0x54, 0x49, 0x4d, 0x45,
+	0x5f, 0x4d, 0x49, 0x43, 0x52, 0x4f, 0x53, 0x45, 0x43, 0x4f, 0x4e, 0x44, 0x10, 0x15, 0x12, 0x13,
+	0x0a, 0x0f, 0x54, 0x49, 0x4d, 0x45, 0x5f, 0x4e, 0x41, 0x4e, 0x4f, 0x53, 0x45, 0x43, 0x4f, 0x4e,
+	0x44, 0x10, 0x16, 0x42, 0x4f, 0x0a, 0x0e, 0x69, 0x6f, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69,
+	0x6d, 0x65, 0x2e, 0x76, 0x31, 0x42, 0x06, 0x43, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x5a, 0x35, 0x67,
+	0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x47, 0x72, 0x65, 0x70, 0x74, 0x69,
+	0x6d, 0x65, 0x54, 0x65, 0x61, 0x6d, 0x2f, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2d,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x67, 0x6f, 0x2f, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d,
+	0x65, 0x2f, 0x76, 0x31, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -577,28 +843,33 @@ func file_greptime_v1_common_proto_rawDescGZIP() []byte {
 	return file_greptime_v1_common_proto_rawDescData
 }
 
-var file_greptime_v1_common_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
+var file_greptime_v1_common_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_greptime_v1_common_proto_msgTypes = make([]protoimpl.MessageInfo, 9)
 var file_greptime_v1_common_proto_goTypes = []interface{}{
-	(*RequestHeader)(nil),  // 0: greptime.v1.RequestHeader
+	(SemanticType)(0),      // 0: greptime.v1.SemanticType
-	(*ResponseHeader)(nil), // 1: greptime.v1.ResponseHeader
+	(ColumnDataType)(0),    // 1: greptime.v1.ColumnDataType
-	(*Status)(nil),         // 2: greptime.v1.Status
+	(*RequestHeader)(nil),  // 2: greptime.v1.RequestHeader
-	(*AuthHeader)(nil),     // 3: greptime.v1.AuthHeader
+	(*ResponseHeader)(nil), // 3: greptime.v1.ResponseHeader
-	(*Basic)(nil),          // 4: greptime.v1.Basic
+	(*Status)(nil),         // 4: greptime.v1.Status
-	(*Token)(nil),          // 5: greptime.v1.Token
+	(*AuthHeader)(nil),     // 5: greptime.v1.AuthHeader
-	(*AffectedRows)(nil),   // 6: greptime.v1.AffectedRows
+	(*Basic)(nil),          // 6: greptime.v1.Basic
-	(*FlightMetadata)(nil), // 7: greptime.v1.FlightMetadata
+	(*Token)(nil),          // 7: greptime.v1.Token
+	(*AffectedRows)(nil),   // 8: greptime.v1.AffectedRows
+	(*FlightMetadata)(nil), // 9: greptime.v1.FlightMetadata
+	(*ColumnDef)(nil),      // 10: greptime.v1.ColumnDef
 }
 var file_greptime_v1_common_proto_depIdxs = []int32{
-	3, // 0: greptime.v1.RequestHeader.authorization:type_name -> greptime.v1.AuthHeader
+	5, // 0: greptime.v1.RequestHeader.authorization:type_name -> greptime.v1.AuthHeader
-	2, // 1: greptime.v1.ResponseHeader.status:type_name -> greptime.v1.Status
+	4, // 1: greptime.v1.ResponseHeader.status:type_name -> greptime.v1.Status
-	4, // 2: greptime.v1.AuthHeader.basic:type_name -> greptime.v1.Basic
+	6, // 2: greptime.v1.AuthHeader.basic:type_name -> greptime.v1.Basic
-	5, // 3: greptime.v1.AuthHeader.token:type_name -> greptime.v1.Token
+	7, // 3: greptime.v1.AuthHeader.token:type_name -> greptime.v1.Token
-	6, // 4: greptime.v1.FlightMetadata.affected_rows:type_name -> greptime.v1.AffectedRows
+	8, // 4: greptime.v1.FlightMetadata.affected_rows:type_name -> greptime.v1.AffectedRows
-	5, // [5:5] is the sub-list for method output_type
+	1, // 5: greptime.v1.ColumnDef.datatype:type_name -> greptime.v1.ColumnDataType
-	5, // [5:5] is the sub-list for method input_type
+	6, // [6:6] is the sub-list for method output_type
-	5, // [5:5] is the sub-list for extension type_name
+	6, // [6:6] is the sub-list for method input_type
-	5, // [5:5] is the sub-list for extension extendee
+	6, // [6:6] is the sub-list for extension type_name
-	0, // [0:5] is the sub-list for field type_name
+	6, // [6:6] is the sub-list for extension extendee
+	0, // [0:6] is the sub-list for field type_name
 }
 
 func init() { file_greptime_v1_common_proto_init() }
@@ -703,6 +974,18 @@ func file_greptime_v1_common_proto_init() {
 				return nil
 			}
 		}
+		file_greptime_v1_common_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ColumnDef); 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[0].OneofWrappers = []interface{}{}
 	file_greptime_v1_common_proto_msgTypes[3].OneofWrappers = []interface{}{
@@ -714,13 +997,14 @@ func file_greptime_v1_common_proto_init() {
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_greptime_v1_common_proto_rawDesc,
-			NumEnums:      0,
+			NumEnums:      2,
-			NumMessages:   8,
+			NumMessages:   9,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
 		GoTypes:           file_greptime_v1_common_proto_goTypes,
 		DependencyIndexes: file_greptime_v1_common_proto_depIdxs,
+		EnumInfos:         file_greptime_v1_common_proto_enumTypes,
 		MessageInfos:      file_greptime_v1_common_proto_msgTypes,
 	}.Build()
 	File_greptime_v1_common_proto = out.File

go/greptime/v1/ddl.pb.go

@@ -1212,7 +1212,7 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
 	0x0a, 0x15, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2f, 0x76, 0x31, 0x2f, 0x64, 0x64,
 	0x6c, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0b, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d,
 	0x65, 0x2e, 0x76, 0x31, 0x1a, 0x18, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2f, 0x76,
-	0x31, 0x2f, 0x63, 0x6f, 0x6c, 0x75, 0x6d, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xdf,
+	0x31, 0x2f, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xdf,
 	0x03, 0x0a, 0x0a, 0x44, 0x64, 0x6c, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x4a, 0x0a,
 	0x0f, 0x63, 0x72, 0x65, 0x61, 0x74, 0x65, 0x5f, 0x64, 0x61, 0x74, 0x61, 0x62, 0x61, 0x73, 0x65,
 	0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1f, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d,
@@ -1470,7 +1470,7 @@ func file_greptime_v1_ddl_proto_init() {
 	if File_greptime_v1_ddl_proto != nil {
 		return
 	}
-	file_greptime_v1_column_proto_init()
+	file_greptime_v1_common_proto_init()
 	if !protoimpl.UnsafeEnabled {
 		file_greptime_v1_ddl_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*DdlRequest); i {

java/src/main/java/io/greptime/v1/Ddl.java

@@ -2184,12 +2184,12 @@ public final class Ddl {
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
-    java.util.List<io.greptime.v1.Columns.ColumnDef> 
+    java.util.List<io.greptime.v1.Common.ColumnDef> 
         getColumnDefsList();
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
-    io.greptime.v1.Columns.ColumnDef getColumnDefs(int index);
+    io.greptime.v1.Common.ColumnDef getColumnDefs(int index);
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
@@ -2197,12 +2197,12 @@ public final class Ddl {
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
-    java.util.List<? extends io.greptime.v1.Columns.ColumnDefOrBuilder> 
+    java.util.List<? extends io.greptime.v1.Common.ColumnDefOrBuilder> 
         getColumnDefsOrBuilderList();
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
-    io.greptime.v1.Columns.ColumnDefOrBuilder getColumnDefsOrBuilder(
+    io.greptime.v1.Common.ColumnDefOrBuilder getColumnDefsOrBuilder(
         int index);
 
     /**
@@ -2409,11 +2409,11 @@ java.lang.String defaultValue);
             }
             case 42: {
               if (!((mutable_bitField0_ & 0x00000001) != 0)) {
-                columnDefs_ = new java.util.ArrayList<io.greptime.v1.Columns.ColumnDef>();
+                columnDefs_ = new java.util.ArrayList<io.greptime.v1.Common.ColumnDef>();
                 mutable_bitField0_ |= 0x00000001;
               }
               columnDefs_.add(
-                  input.readMessage(io.greptime.v1.Columns.ColumnDef.parser(), extensionRegistry));
+                  input.readMessage(io.greptime.v1.Common.ColumnDef.parser(), extensionRegistry));
               break;
             }
             case 50: {
@@ -2697,19 +2697,19 @@ java.lang.String defaultValue);
     }
 
     public static final int COLUMN_DEFS_FIELD_NUMBER = 5;
-    private java.util.List<io.greptime.v1.Columns.ColumnDef> columnDefs_;
+    private java.util.List<io.greptime.v1.Common.ColumnDef> columnDefs_;
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
     @java.lang.Override
-    public java.util.List<io.greptime.v1.Columns.ColumnDef> getColumnDefsList() {
+    public java.util.List<io.greptime.v1.Common.ColumnDef> getColumnDefsList() {
       return columnDefs_;
     }
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
     @java.lang.Override
-    public java.util.List<? extends io.greptime.v1.Columns.ColumnDefOrBuilder> 
+    public java.util.List<? extends io.greptime.v1.Common.ColumnDefOrBuilder> 
         getColumnDefsOrBuilderList() {
       return columnDefs_;
     }
@@ -2724,14 +2724,14 @@ java.lang.String defaultValue);
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
     @java.lang.Override
-    public io.greptime.v1.Columns.ColumnDef getColumnDefs(int index) {
+    public io.greptime.v1.Common.ColumnDef getColumnDefs(int index) {
       return columnDefs_.get(index);
     }
     /**
      * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
      */
     @java.lang.Override
-    public io.greptime.v1.Columns.ColumnDefOrBuilder getColumnDefsOrBuilder(
+    public io.greptime.v1.Common.ColumnDefOrBuilder getColumnDefsOrBuilder(
         int index) {
       return columnDefs_.get(index);
     }
@@ -3917,22 +3917,22 @@ java.lang.String defaultValue);
         return this;
       }
 
-      private java.util.List<io.greptime.v1.Columns.ColumnDef> columnDefs_ =
+      private java.util.List<io.greptime.v1.Common.ColumnDef> columnDefs_ =
         java.util.Collections.emptyList();
       private void ensureColumnDefsIsMutable() {
         if (!((bitField0_ & 0x00000001) != 0)) {
-          columnDefs_ = new java.util.ArrayList<io.greptime.v1.Columns.ColumnDef>(columnDefs_);
+          columnDefs_ = new java.util.ArrayList<io.greptime.v1.Common.ColumnDef>(columnDefs_);
           bitField0_ |= 0x00000001;
          }
       }
 
       private com.google.protobuf.RepeatedFieldBuilderV3<
-          io.greptime.v1.Columns.ColumnDef, io.greptime.v1.Columns.ColumnDef.Builder, io.greptime.v1.Columns.ColumnDefOrBuilder> columnDefsBuilder_;
+          io.greptime.v1.Common.ColumnDef, io.greptime.v1.Common.ColumnDef.Builder, io.greptime.v1.Common.ColumnDefOrBuilder> columnDefsBuilder_;
 
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public java.util.List<io.greptime.v1.Columns.ColumnDef> getColumnDefsList() {
+      public java.util.List<io.greptime.v1.Common.ColumnDef> getColumnDefsList() {
         if (columnDefsBuilder_ == null) {
           return java.util.Collections.unmodifiableList(columnDefs_);
         } else {
@@ -3952,7 +3952,7 @@ java.lang.String defaultValue);
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public io.greptime.v1.Columns.ColumnDef getColumnDefs(int index) {
+      public io.greptime.v1.Common.ColumnDef getColumnDefs(int index) {
         if (columnDefsBuilder_ == null) {
           return columnDefs_.get(index);
         } else {
@@ -3963,7 +3963,7 @@ java.lang.String defaultValue);
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
       public Builder setColumnDefs(
-          int index, io.greptime.v1.Columns.ColumnDef value) {
+          int index, io.greptime.v1.Common.ColumnDef value) {
         if (columnDefsBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
@@ -3980,7 +3980,7 @@ java.lang.String defaultValue);
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
       public Builder setColumnDefs(
-          int index, io.greptime.v1.Columns.ColumnDef.Builder builderForValue) {
+          int index, io.greptime.v1.Common.ColumnDef.Builder builderForValue) {
         if (columnDefsBuilder_ == null) {
           ensureColumnDefsIsMutable();
           columnDefs_.set(index, builderForValue.build());
@@ -3993,7 +3993,7 @@ java.lang.String defaultValue);
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public Builder addColumnDefs(io.greptime.v1.Columns.ColumnDef value) {
+      public Builder addColumnDefs(io.greptime.v1.Common.ColumnDef value) {
         if (columnDefsBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
@@ -4010,7 +4010,7 @@ java.lang.String defaultValue);
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
       public Builder addColumnDefs(
-          int index, io.greptime.v1.Columns.ColumnDef value) {
+          int index, io.greptime.v1.Common.ColumnDef value) {
         if (columnDefsBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
@@ -4027,7 +4027,7 @@ java.lang.String defaultValue);
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
       public Builder addColumnDefs(
-          io.greptime.v1.Columns.ColumnDef.Builder builderForValue) {
+          io.greptime.v1.Common.ColumnDef.Builder builderForValue) {
         if (columnDefsBuilder_ == null) {
           ensureColumnDefsIsMutable();
           columnDefs_.add(builderForValue.build());
@@ -4041,7 +4041,7 @@ java.lang.String defaultValue);
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
       public Builder addColumnDefs(
-          int index, io.greptime.v1.Columns.ColumnDef.Builder builderForValue) {
+          int index, io.greptime.v1.Common.ColumnDef.Builder builderForValue) {
         if (columnDefsBuilder_ == null) {
           ensureColumnDefsIsMutable();
           columnDefs_.add(index, builderForValue.build());
@@ -4055,7 +4055,7 @@ java.lang.String defaultValue);
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
       public Builder addAllColumnDefs(
-          java.lang.Iterable<? extends io.greptime.v1.Columns.ColumnDef> values) {
+          java.lang.Iterable<? extends io.greptime.v1.Common.ColumnDef> values) {
         if (columnDefsBuilder_ == null) {
           ensureColumnDefsIsMutable();
           com.google.protobuf.AbstractMessageLite.Builder.addAll(
@@ -4095,14 +4095,14 @@ java.lang.String defaultValue);
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public io.greptime.v1.Columns.ColumnDef.Builder getColumnDefsBuilder(
+      public io.greptime.v1.Common.ColumnDef.Builder getColumnDefsBuilder(
           int index) {
         return getColumnDefsFieldBuilder().getBuilder(index);
       }
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public io.greptime.v1.Columns.ColumnDefOrBuilder getColumnDefsOrBuilder(
+      public io.greptime.v1.Common.ColumnDefOrBuilder getColumnDefsOrBuilder(
           int index) {
         if (columnDefsBuilder_ == null) {
           return columnDefs_.get(index);  } else {
@@ -4112,7 +4112,7 @@ java.lang.String defaultValue);
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public java.util.List<? extends io.greptime.v1.Columns.ColumnDefOrBuilder> 
+      public java.util.List<? extends io.greptime.v1.Common.ColumnDefOrBuilder> 
            getColumnDefsOrBuilderList() {
         if (columnDefsBuilder_ != null) {
           return columnDefsBuilder_.getMessageOrBuilderList();
@@ -4123,31 +4123,31 @@ java.lang.String defaultValue);
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public io.greptime.v1.Columns.ColumnDef.Builder addColumnDefsBuilder() {
+      public io.greptime.v1.Common.ColumnDef.Builder addColumnDefsBuilder() {
         return getColumnDefsFieldBuilder().addBuilder(
-            io.greptime.v1.Columns.ColumnDef.getDefaultInstance());
+            io.greptime.v1.Common.ColumnDef.getDefaultInstance());
       }
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public io.greptime.v1.Columns.ColumnDef.Builder addColumnDefsBuilder(
+      public io.greptime.v1.Common.ColumnDef.Builder addColumnDefsBuilder(
           int index) {
         return getColumnDefsFieldBuilder().addBuilder(
-            index, io.greptime.v1.Columns.ColumnDef.getDefaultInstance());
+            index, io.greptime.v1.Common.ColumnDef.getDefaultInstance());
       }
       /**
        * <code>repeated .greptime.v1.ColumnDef column_defs = 5;</code>
        */
-      public java.util.List<io.greptime.v1.Columns.ColumnDef.Builder> 
+      public java.util.List<io.greptime.v1.Common.ColumnDef.Builder> 
            getColumnDefsBuilderList() {
         return getColumnDefsFieldBuilder().getBuilderList();
       }
       private com.google.protobuf.RepeatedFieldBuilderV3<
-          io.greptime.v1.Columns.ColumnDef, io.greptime.v1.Columns.ColumnDef.Builder, io.greptime.v1.Columns.ColumnDefOrBuilder> 
+          io.greptime.v1.Common.ColumnDef, io.greptime.v1.Common.ColumnDef.Builder, io.greptime.v1.Common.ColumnDefOrBuilder> 
           getColumnDefsFieldBuilder() {
         if (columnDefsBuilder_ == null) {
           columnDefsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
-              io.greptime.v1.Columns.ColumnDef, io.greptime.v1.Columns.ColumnDef.Builder, io.greptime.v1.Columns.ColumnDefOrBuilder>(
+              io.greptime.v1.Common.ColumnDef, io.greptime.v1.Common.ColumnDef.Builder, io.greptime.v1.Common.ColumnDefOrBuilder>(
                   columnDefs_,
                   ((bitField0_ & 0x00000001) != 0),
                   getParentForChildren(),
@@ -13869,11 +13869,11 @@ java.lang.String defaultValue);
      * <code>.greptime.v1.ColumnDef column_def = 1;</code>
      * @return The columnDef.
      */
-    io.greptime.v1.Columns.ColumnDef getColumnDef();
+    io.greptime.v1.Common.ColumnDef getColumnDef();
     /**
      * <code>.greptime.v1.ColumnDef column_def = 1;</code>
      */
-    io.greptime.v1.Columns.ColumnDefOrBuilder getColumnDefOrBuilder();
+    io.greptime.v1.Common.ColumnDefOrBuilder getColumnDefOrBuilder();
 
     /**
      * <code>bool is_key = 2;</code>
@@ -13942,11 +13942,11 @@ java.lang.String defaultValue);
               done = true;
               break;
             case 10: {
-              io.greptime.v1.Columns.ColumnDef.Builder subBuilder = null;
+              io.greptime.v1.Common.ColumnDef.Builder subBuilder = null;
               if (columnDef_ != null) {
                 subBuilder = columnDef_.toBuilder();
               }
-              columnDef_ = input.readMessage(io.greptime.v1.Columns.ColumnDef.parser(), extensionRegistry);
+              columnDef_ = input.readMessage(io.greptime.v1.Common.ColumnDef.parser(), extensionRegistry);
               if (subBuilder != null) {
                 subBuilder.mergeFrom(columnDef_);
                 columnDef_ = subBuilder.buildPartial();
@@ -14792,7 +14792,7 @@ java.lang.String defaultValue);
     }
 
     public static final int COLUMN_DEF_FIELD_NUMBER = 1;
-    private io.greptime.v1.Columns.ColumnDef columnDef_;
+    private io.greptime.v1.Common.ColumnDef columnDef_;
     /**
      * <code>.greptime.v1.ColumnDef column_def = 1;</code>
      * @return Whether the columnDef field is set.
@@ -14806,14 +14806,14 @@ java.lang.String defaultValue);
      * @return The columnDef.
      */
     @java.lang.Override
-    public io.greptime.v1.Columns.ColumnDef getColumnDef() {
+    public io.greptime.v1.Common.ColumnDef getColumnDef() {
-      return columnDef_ == null ? io.greptime.v1.Columns.ColumnDef.getDefaultInstance() : columnDef_;
+      return columnDef_ == null ? io.greptime.v1.Common.ColumnDef.getDefaultInstance() : columnDef_;
     }
     /**
      * <code>.greptime.v1.ColumnDef column_def = 1;</code>
      */
     @java.lang.Override
-    public io.greptime.v1.Columns.ColumnDefOrBuilder getColumnDefOrBuilder() {
+    public io.greptime.v1.Common.ColumnDefOrBuilder getColumnDefOrBuilder() {
       return getColumnDef();
     }
 
@@ -15217,9 +15217,9 @@ java.lang.String defaultValue);
         return this;
       }
 
-      private io.greptime.v1.Columns.ColumnDef columnDef_;
+      private io.greptime.v1.Common.ColumnDef columnDef_;
       private com.google.protobuf.SingleFieldBuilderV3<
-          io.greptime.v1.Columns.ColumnDef, io.greptime.v1.Columns.ColumnDef.Builder, io.greptime.v1.Columns.ColumnDefOrBuilder> columnDefBuilder_;
+          io.greptime.v1.Common.ColumnDef, io.greptime.v1.Common.ColumnDef.Builder, io.greptime.v1.Common.ColumnDefOrBuilder> columnDefBuilder_;
       /**
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        * @return Whether the columnDef field is set.
@@ -15231,9 +15231,9 @@ java.lang.String defaultValue);
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        * @return The columnDef.
        */
-      public io.greptime.v1.Columns.ColumnDef getColumnDef() {
+      public io.greptime.v1.Common.ColumnDef getColumnDef() {
         if (columnDefBuilder_ == null) {
-          return columnDef_ == null ? io.greptime.v1.Columns.ColumnDef.getDefaultInstance() : columnDef_;
+          return columnDef_ == null ? io.greptime.v1.Common.ColumnDef.getDefaultInstance() : columnDef_;
         } else {
           return columnDefBuilder_.getMessage();
         }
@@ -15241,7 +15241,7 @@ java.lang.String defaultValue);
       /**
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        */
-      public Builder setColumnDef(io.greptime.v1.Columns.ColumnDef value) {
+      public Builder setColumnDef(io.greptime.v1.Common.ColumnDef value) {
         if (columnDefBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
@@ -15258,7 +15258,7 @@ java.lang.String defaultValue);
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        */
       public Builder setColumnDef(
-          io.greptime.v1.Columns.ColumnDef.Builder builderForValue) {
+          io.greptime.v1.Common.ColumnDef.Builder builderForValue) {
         if (columnDefBuilder_ == null) {
           columnDef_ = builderForValue.build();
           onChanged();
@@ -15271,11 +15271,11 @@ java.lang.String defaultValue);
       /**
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        */
-      public Builder mergeColumnDef(io.greptime.v1.Columns.ColumnDef value) {
+      public Builder mergeColumnDef(io.greptime.v1.Common.ColumnDef value) {
         if (columnDefBuilder_ == null) {
           if (columnDef_ != null) {
             columnDef_ =
-              io.greptime.v1.Columns.ColumnDef.newBuilder(columnDef_).mergeFrom(value).buildPartial();
+              io.greptime.v1.Common.ColumnDef.newBuilder(columnDef_).mergeFrom(value).buildPartial();
           } else {
             columnDef_ = value;
           }
@@ -15303,7 +15303,7 @@ java.lang.String defaultValue);
       /**
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        */
-      public io.greptime.v1.Columns.ColumnDef.Builder getColumnDefBuilder() {
+      public io.greptime.v1.Common.ColumnDef.Builder getColumnDefBuilder() {
         
         onChanged();
         return getColumnDefFieldBuilder().getBuilder();
@@ -15311,23 +15311,23 @@ java.lang.String defaultValue);
       /**
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        */
-      public io.greptime.v1.Columns.ColumnDefOrBuilder getColumnDefOrBuilder() {
+      public io.greptime.v1.Common.ColumnDefOrBuilder getColumnDefOrBuilder() {
         if (columnDefBuilder_ != null) {
           return columnDefBuilder_.getMessageOrBuilder();
         } else {
           return columnDef_ == null ?
-              io.greptime.v1.Columns.ColumnDef.getDefaultInstance() : columnDef_;
+              io.greptime.v1.Common.ColumnDef.getDefaultInstance() : columnDef_;
         }
       }
       /**
        * <code>.greptime.v1.ColumnDef column_def = 1;</code>
        */
       private com.google.protobuf.SingleFieldBuilderV3<
-          io.greptime.v1.Columns.ColumnDef, io.greptime.v1.Columns.ColumnDef.Builder, io.greptime.v1.Columns.ColumnDefOrBuilder> 
+          io.greptime.v1.Common.ColumnDef, io.greptime.v1.Common.ColumnDef.Builder, io.greptime.v1.Common.ColumnDefOrBuilder> 
           getColumnDefFieldBuilder() {
         if (columnDefBuilder_ == null) {
           columnDefBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
-              io.greptime.v1.Columns.ColumnDef, io.greptime.v1.Columns.ColumnDef.Builder, io.greptime.v1.Columns.ColumnDefOrBuilder>(
+              io.greptime.v1.Common.ColumnDef, io.greptime.v1.Common.ColumnDef.Builder, io.greptime.v1.Common.ColumnDefOrBuilder>(
                   getColumnDef(),
                   getParentForChildren(),
                   isClean());
@@ -16688,7 +16688,7 @@ java.lang.String defaultValue);
   static {
     java.lang.String[] descriptorData = {
       "\n\025greptime/v1/ddl.proto\022\013greptime.v1\032\030gr" +
-      "eptime/v1/column.proto\"\207\003\n\nDdlRequest\022:\n" +
+      "eptime/v1/common.proto\"\207\003\n\nDdlRequest\022:\n" +
       "\017create_database\030\001 \001(\0132\037.greptime.v1.Cre" +
       "ateDatabaseExprH\000\0224\n\014create_table\030\002 \001(\0132" +
       "\034.greptime.v1.CreateTableExprH\000\022\'\n\005alter" +
@@ -16750,7 +16750,7 @@ java.lang.String defaultValue);
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
         new com.google.protobuf.Descriptors.FileDescriptor[] {
-          io.greptime.v1.Columns.getDescriptor(),
+          io.greptime.v1.Common.getDescriptor(),
         });
     internal_static_greptime_v1_DdlRequest_descriptor =
       getDescriptor().getMessageTypes().get(0);
@@ -16848,7 +16848,7 @@ java.lang.String defaultValue);
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_TableId_descriptor,
         new java.lang.String[] { "Id", });
-    io.greptime.v1.Columns.getDescriptor();
+    io.greptime.v1.Common.getDescriptor();
   }
 
   // @@protoc_insertion_point(outer_class_scope)

proto/greptime/v1/column.proto

@@ -20,14 +20,10 @@ option java_package = "io.greptime.v1";
 option java_outer_classname = "Columns";
 option go_package = "github.com/GreptimeTeam/greptime-proto/go/greptime/v1";
 
+import "greptime/v1/common.proto";
+
 message Column {
   string column_name = 1;
-
-  enum SemanticType {
-    TAG = 0;
-    FIELD = 1;
-    TIMESTAMP = 2;
-  }
   SemanticType semantic_type = 2;
 
   message Values {
@@ -78,36 +74,3 @@ message Column {
   // Helpful in creating vector from column.
   ColumnDataType datatype = 5;
 }
-
-message ColumnDef {
-  string name = 1;
-  ColumnDataType datatype = 2;
-  bool is_nullable = 3;
-  bytes default_constraint = 4;
-}
-
-enum ColumnDataType {
-  BOOLEAN = 0;
-  INT8 = 1;
-  INT16 = 2;
-  INT32 = 3;
-  INT64 = 4;
-  UINT8 = 5;
-  UINT16 = 6;
-  UINT32 = 7;
-  UINT64 = 8;
-  FLOAT32 = 9;
-  FLOAT64 = 10;
-  BINARY = 11;
-  STRING = 12;
-  DATE = 13;
-  DATETIME = 14;
-  TIMESTAMP_SECOND = 15;
-  TIMESTAMP_MILLISECOND = 16;
-  TIMESTAMP_MICROSECOND = 17;
-  TIMESTAMP_NANOSECOND = 18;
-  TIME_SECOND = 19;
-  TIME_MILLISECOND = 20;
-  TIME_MICROSECOND = 21;
-  TIME_NANOSECOND = 22;
-}

proto/greptime/v1/common.proto

@@ -62,3 +62,42 @@ message Token { string token = 1; }
 message AffectedRows { uint32 value = 1; }
 
 message FlightMetadata { AffectedRows affected_rows = 1; }
+
+enum SemanticType {
+  TAG = 0;
+  FIELD = 1;
+  TIMESTAMP = 2;
+}
+
+message ColumnDef {
+  string name = 1;
+  ColumnDataType datatype = 2;
+  bool is_nullable = 3;
+  bytes default_constraint = 4;
+}
+
+enum ColumnDataType {
+  BOOLEAN = 0;
+  INT8 = 1;
+  INT16 = 2;
+  INT32 = 3;
+  INT64 = 4;
+  UINT8 = 5;
+  UINT16 = 6;
+  UINT32 = 7;
+  UINT64 = 8;
+  FLOAT32 = 9;
+  FLOAT64 = 10;
+  BINARY = 11;
+  STRING = 12;
+  DATE = 13;
+  DATETIME = 14;
+  TIMESTAMP_SECOND = 15;
+  TIMESTAMP_MILLISECOND = 16;
+  TIMESTAMP_MICROSECOND = 17;
+  TIMESTAMP_NANOSECOND = 18;
+  TIME_SECOND = 19;
+  TIME_MILLISECOND = 20;
+  TIME_MICROSECOND = 21;
+  TIME_NANOSECOND = 22;
+}

proto/greptime/v1/ddl.proto

@@ -20,7 +20,7 @@ option java_package = "io.greptime.v1";
 option java_outer_classname = "Ddl";
 option go_package = "github.com/GreptimeTeam/greptime-proto/go/greptime/v1";
 
-import "greptime/v1/column.proto";
+import "greptime/v1/common.proto";
 
 // "Data Definition Language" requests, that create, modify or delete the
 // database structures but not the data. `DdlRequest` could carry more