refactor: split up set and unset messages (#199)

* refactor: split up set and unset * Update proto/greptime/v1/ddl.proto Co-authored-by: Weny Xu <wenymedia@gmail.com> --------- Co-authored-by: Weny Xu <wenymedia@gmail.com>
2024-11-20 12:45:06 +08:00
parent fb4e2146b1
commit 58f8f18215
9 changed files with 2843 additions and 953 deletions
@@ -431,25 +431,38 @@ struct AddColumnLocationDefaultTypeInternal {
  };
 };
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 AddColumnLocationDefaultTypeInternal _AddColumnLocation_default_instance_;
-PROTOBUF_CONSTEXPR ChangeColumnFulltext::ChangeColumnFulltext(
+PROTOBUF_CONSTEXPR SetColumnFulltext::SetColumnFulltext(
    ::_pbi::ConstantInitialized): _impl_{
    /*decltype(_impl_.column_name_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
  , /*decltype(_impl_.analyzer_)*/0
  , /*decltype(_impl_.enable_)*/false
  , /*decltype(_impl_.case_sensitive_)*/false
  , /*decltype(_impl_._cached_size_)*/{}} {}
-struct ChangeColumnFulltextDefaultTypeInternal {
-  PROTOBUF_CONSTEXPR ChangeColumnFulltextDefaultTypeInternal()
+struct SetColumnFulltextDefaultTypeInternal {
+  PROTOBUF_CONSTEXPR SetColumnFulltextDefaultTypeInternal()
      : _instance(::_pbi::ConstantInitialized{}) {}
-  ~ChangeColumnFulltextDefaultTypeInternal() {}
+  ~SetColumnFulltextDefaultTypeInternal() {}
  union {
-    ChangeColumnFulltext _instance;
+    SetColumnFulltext _instance;
  };
 };
-PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ChangeColumnFulltextDefaultTypeInternal _ChangeColumnFulltext_default_instance_;
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 SetColumnFulltextDefaultTypeInternal _SetColumnFulltext_default_instance_;
+PROTOBUF_CONSTEXPR UnsetColumnFulltext::UnsetColumnFulltext(
+    ::_pbi::ConstantInitialized): _impl_{
+    /*decltype(_impl_.column_name_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
+  , /*decltype(_impl_._cached_size_)*/{}} {}
+struct UnsetColumnFulltextDefaultTypeInternal {
+  PROTOBUF_CONSTEXPR UnsetColumnFulltextDefaultTypeInternal()
+      : _instance(::_pbi::ConstantInitialized{}) {}
+  ~UnsetColumnFulltextDefaultTypeInternal() {}
+  union {
+    UnsetColumnFulltext _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 UnsetColumnFulltextDefaultTypeInternal _UnsetColumnFulltext_default_instance_;
 }  // namespace v1
 }  // namespace greptime
-static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fddl_2eproto[28];
+static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fddl_2eproto[29];
 static const ::_pb::EnumDescriptor* file_level_enum_descriptors_greptime_2fv1_2fddl_2eproto[2];
 static constexpr ::_pb::ServiceDescriptor const** file_level_service_descriptors_greptime_2fv1_2fddl_2eproto = nullptr;

@@ -575,6 +588,7 @@ const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTI
  ::_pbi::kInvalidFieldOffsetTag,
  ::_pbi::kInvalidFieldOffsetTag,
  ::_pbi::kInvalidFieldOffsetTag,
+  ::_pbi::kInvalidFieldOffsetTag,
  PROTOBUF_FIELD_OFFSET(::greptime::v1::AlterExpr, _impl_.kind_),
  ~0u,  // no _has_bits_
  PROTOBUF_FIELD_OFFSET(::greptime::v1::DropTableExpr, _internal_metadata_),
@@ -730,15 +744,22 @@ const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTI
  PROTOBUF_FIELD_OFFSET(::greptime::v1::AddColumnLocation, _impl_.location_type_),
  PROTOBUF_FIELD_OFFSET(::greptime::v1::AddColumnLocation, _impl_.after_column_name_),
  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeColumnFulltext, _internal_metadata_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetColumnFulltext, _internal_metadata_),
  ~0u,  // no _extensions_
  ~0u,  // no _oneof_case_
  ~0u,  // no _weak_field_map_
  ~0u,  // no _inlined_string_donated_
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeColumnFulltext, _impl_.column_name_),
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeColumnFulltext, _impl_.enable_),
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeColumnFulltext, _impl_.analyzer_),
-  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeColumnFulltext, _impl_.case_sensitive_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetColumnFulltext, _impl_.column_name_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetColumnFulltext, _impl_.enable_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetColumnFulltext, _impl_.analyzer_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetColumnFulltext, _impl_.case_sensitive_),
+  ~0u,  // no _has_bits_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::UnsetColumnFulltext, _internal_metadata_),
+  ~0u,  // no _extensions_
+  ~0u,  // no _oneof_case_
+  ~0u,  // no _weak_field_map_
+  ~0u,  // no _inlined_string_donated_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::UnsetColumnFulltext, _impl_.column_name_),
 };
 static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
  { 0, -1, -1, sizeof(::greptime::v1::DdlRequest)},
@@ -750,25 +771,26 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
  { 79, 87, -1, sizeof(::greptime::v1::CreateTableExpr_TableOptionsEntry_DoNotUse)},
  { 89, -1, -1, sizeof(::greptime::v1::CreateTableExpr)},
  { 106, -1, -1, sizeof(::greptime::v1::AlterExpr)},
-  { 122, -1, -1, sizeof(::greptime::v1::DropTableExpr)},
-  { 133, 141, -1, sizeof(::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse)},
-  { 143, -1, -1, sizeof(::greptime::v1::CreateDatabaseExpr)},
-  { 153, -1, -1, sizeof(::greptime::v1::TruncateTableExpr)},
-  { 163, -1, -1, sizeof(::greptime::v1::DropDatabaseExpr)},
-  { 172, -1, -1, sizeof(::greptime::v1::AddColumns)},
-  { 179, -1, -1, sizeof(::greptime::v1::DropColumns)},
-  { 186, -1, -1, sizeof(::greptime::v1::ModifyColumnTypes)},
-  { 193, -1, -1, sizeof(::greptime::v1::RenameTable)},
-  { 200, -1, -1, sizeof(::greptime::v1::AddColumn)},
-  { 208, -1, -1, sizeof(::greptime::v1::ModifyColumnType)},
-  { 217, -1, -1, sizeof(::greptime::v1::ChangeTableOptions)},
-  { 224, -1, -1, sizeof(::greptime::v1::ChangeTableOption)},
-  { 232, -1, -1, sizeof(::greptime::v1::DropColumn)},
-  { 239, -1, -1, sizeof(::greptime::v1::TableId)},
-  { 246, -1, -1, sizeof(::greptime::v1::FlowId)},
-  { 253, -1, -1, sizeof(::greptime::v1::ColumnDef)},
-  { 267, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
-  { 275, -1, -1, sizeof(::greptime::v1::ChangeColumnFulltext)},
+  { 123, -1, -1, sizeof(::greptime::v1::DropTableExpr)},
+  { 134, 142, -1, sizeof(::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse)},
+  { 144, -1, -1, sizeof(::greptime::v1::CreateDatabaseExpr)},
+  { 154, -1, -1, sizeof(::greptime::v1::TruncateTableExpr)},
+  { 164, -1, -1, sizeof(::greptime::v1::DropDatabaseExpr)},
+  { 173, -1, -1, sizeof(::greptime::v1::AddColumns)},
+  { 180, -1, -1, sizeof(::greptime::v1::DropColumns)},
+  { 187, -1, -1, sizeof(::greptime::v1::ModifyColumnTypes)},
+  { 194, -1, -1, sizeof(::greptime::v1::RenameTable)},
+  { 201, -1, -1, sizeof(::greptime::v1::AddColumn)},
+  { 209, -1, -1, sizeof(::greptime::v1::ModifyColumnType)},
+  { 218, -1, -1, sizeof(::greptime::v1::ChangeTableOptions)},
+  { 225, -1, -1, sizeof(::greptime::v1::ChangeTableOption)},
+  { 233, -1, -1, sizeof(::greptime::v1::DropColumn)},
+  { 240, -1, -1, sizeof(::greptime::v1::TableId)},
+  { 247, -1, -1, sizeof(::greptime::v1::FlowId)},
+  { 254, -1, -1, sizeof(::greptime::v1::ColumnDef)},
+  { 268, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
+  { 276, -1, -1, sizeof(::greptime::v1::SetColumnFulltext)},
+  { 286, -1, -1, sizeof(::greptime::v1::UnsetColumnFulltext)},
 };

 static const ::_pb::Message* const file_default_instances[] = {
@@ -799,7 +821,8 @@ static const ::_pb::Message* const file_default_instances[] = {
  &::greptime::v1::_FlowId_default_instance_._instance,
  &::greptime::v1::_ColumnDef_default_instance_._instance,
  &::greptime::v1::_AddColumnLocation_default_instance_._instance,
-  &::greptime::v1::_ChangeColumnFulltext_default_instance_._instance,
+  &::greptime::v1::_SetColumnFulltext_default_instance_._instance,
+  &::greptime::v1::_UnsetColumnFulltext_default_instance_._instance,
 };

 const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) =
@@ -849,7 +872,7 @@ const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECT
  "ime.v1.CreateTableExpr.TableOptionsEntry"
  "\022&\n\010table_id\030\n \001(\0132\024.greptime.v1.TableId"
  "\022\016\n\006engine\030\014 \001(\t\0323\n\021TableOptionsEntry\022\013\n"
-  "\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\253\003\n\tAlterE"
+  "\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\350\003\n\tAlterE"
  "xpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema_name"
  "\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(\t\022.\n\013add_column"
  "s\030\004 \001(\0132\027.greptime.v1.AddColumnsH\000\0220\n\014dr"
@@ -858,68 +881,70 @@ const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECT
  ".RenameTableH\000\022=\n\023modify_column_types\030\007 "
  "\001(\0132\036.greptime.v1.ModifyColumnTypesH\000\022\?\n"
  "\024change_table_options\030\010 \001(\0132\037.greptime.v"
-  "1.ChangeTableOptionsH\000\022C\n\026change_column_"
-  "fulltext\030\t \001(\0132!.greptime.v1.ChangeColum"
-  "nFulltextH\000B\006\n\004kind\"\216\001\n\rDropTableExpr\022\024\n"
-  "\014catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t"
-  "\022\022\n\ntable_name\030\003 \001(\t\022&\n\010table_id\030\004 \001(\0132\024"
-  ".greptime.v1.TableId\022\026\n\016drop_if_exists\030\005"
-  " \001(\010\"\314\001\n\022CreateDatabaseExpr\022\024\n\014catalog_n"
-  "ame\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\034\n\024create"
-  "_if_not_exists\030\003 \001(\010\022=\n\007options\030\004 \003(\0132,."
-  "greptime.v1.CreateDatabaseExpr.OptionsEn"
-  "try\032.\n\014OptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005valu"
-  "e\030\002 \001(\t:\0028\001\"z\n\021TruncateTableExpr\022\024\n\014cata"
-  "log_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\022\n\nt"
-  "able_name\030\003 \001(\t\022&\n\010table_id\030\004 \001(\0132\024.grep"
-  "time.v1.TableId\"U\n\020DropDatabaseExpr\022\024\n\014c"
-  "atalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026"
-  "\n\016drop_if_exists\030\003 \001(\010\"9\n\nAddColumns\022+\n\013"
-  "add_columns\030\001 \003(\0132\026.greptime.v1.AddColum"
-  "n\"<\n\013DropColumns\022-\n\014drop_columns\030\001 \003(\0132\027"
-  ".greptime.v1.DropColumn\"O\n\021ModifyColumnT"
-  "ypes\022:\n\023modify_column_types\030\001 \003(\0132\035.grep"
-  "time.v1.ModifyColumnType\"%\n\013RenameTable\022"
-  "\026\n\016new_table_name\030\001 \001(\t\"i\n\tAddColumn\022*\n\n"
-  "column_def\030\001 \001(\0132\026.greptime.v1.ColumnDef"
-  "\0220\n\010location\030\003 \001(\0132\036.greptime.v1.AddColu"
-  "mnLocation\"\236\001\n\020ModifyColumnType\022\023\n\013colum"
-  "n_name\030\001 \001(\t\0220\n\013target_type\030\002 \001(\0162\033.grep"
-  "time.v1.ColumnDataType\022C\n\025target_type_ex"
-  "tension\030\003 \001(\0132$.greptime.v1.ColumnDataTy"
-  "peExtension\"R\n\022ChangeTableOptions\022<\n\024cha"
-  "nge_table_options\030\001 \003(\0132\036.greptime.v1.Ch"
-  "angeTableOption\"/\n\021ChangeTableOption\022\013\n\003"
-  "key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t\"\032\n\nDropColumn\022\014"
-  "\n\004name\030\001 \001(\t\"\025\n\007TableId\022\n\n\002id\030\001 \001(\r\"\024\n\006F"
-  "lowId\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColumnDef\022\014\n\004name\030"
-  "\001 \001(\t\022.\n\tdata_type\030\002 \001(\0162\033.greptime.v1.C"
-  "olumnDataType\022\023\n\013is_nullable\030\003 \001(\010\022\032\n\022de"
-  "fault_constraint\030\004 \001(\014\0220\n\rsemantic_type\030"
-  "\005 \001(\0162\031.greptime.v1.SemanticType\022\017\n\007comm"
-  "ent\030\006 \001(\t\022@\n\022datatype_extension\030\007 \001(\0132$."
-  "greptime.v1.ColumnDataTypeExtension\022+\n\007o"
-  "ptions\030\010 \001(\0132\032.greptime.v1.ColumnOptions"
-  "\"\230\001\n\021AddColumnLocation\022B\n\rlocation_type\030"
-  "\001 \001(\0162+.greptime.v1.AddColumnLocation.Lo"
-  "cationType\022\031\n\021after_column_name\030\002 \001(\t\"$\n"
-  "\014LocationType\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"|\n\024C"
-  "hangeColumnFulltext\022\023\n\013column_name\030\001 \001(\t"
-  "\022\016\n\006enable\030\002 \001(\010\022\'\n\010analyzer\030\003 \001(\0162\025.gre"
-  "ptime.v1.Analyzer\022\026\n\016case_sensitive\030\004 \001("
-  "\010*$\n\010Analyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINESE\020\001B"
-  "L\n\016io.greptime.v1B\003DdlZ5github.com/Grept"
-  "imeTeam/greptime-proto/go/greptime/v1b\006p"
-  "roto3"
+  "1.ChangeTableOptionsH\000\022=\n\023set_column_ful"
+  "ltext\030\t \001(\0132\036.greptime.v1.SetColumnFullt"
+  "extH\000\022A\n\025unset_column_fulltext\030\n \001(\0132 .g"
+  "reptime.v1.UnsetColumnFulltextH\000B\006\n\004kind"
+  "\"\216\001\n\rDropTableExpr\022\024\n\014catalog_name\030\001 \001(\t"
+  "\022\023\n\013schema_name\030\002 \001(\t\022\022\n\ntable_name\030\003 \001("
+  "\t\022&\n\010table_id\030\004 \001(\0132\024.greptime.v1.TableI"
+  "d\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022CreateData"
+  "baseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013schema"
+  "_name\030\002 \001(\t\022\034\n\024create_if_not_exists\030\003 \001("
+  "\010\022=\n\007options\030\004 \003(\0132,.greptime.v1.CreateD"
+  "atabaseExpr.OptionsEntry\032.\n\014OptionsEntry"
+  "\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"z\n\021Trun"
+  "cateTableExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013s"
+  "chema_name\030\002 \001(\t\022\022\n\ntable_name\030\003 \001(\t\022&\n\010"
+  "table_id\030\004 \001(\0132\024.greptime.v1.TableId\"U\n\020"
+  "DropDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023"
+  "\n\013schema_name\030\002 \001(\t\022\026\n\016drop_if_exists\030\003 "
+  "\001(\010\"9\n\nAddColumns\022+\n\013add_columns\030\001 \003(\0132\026"
+  ".greptime.v1.AddColumn\"<\n\013DropColumns\022-\n"
+  "\014drop_columns\030\001 \003(\0132\027.greptime.v1.DropCo"
+  "lumn\"O\n\021ModifyColumnTypes\022:\n\023modify_colu"
+  "mn_types\030\001 \003(\0132\035.greptime.v1.ModifyColum"
+  "nType\"%\n\013RenameTable\022\026\n\016new_table_name\030\001"
+  " \001(\t\"i\n\tAddColumn\022*\n\ncolumn_def\030\001 \001(\0132\026."
+  "greptime.v1.ColumnDef\0220\n\010location\030\003 \001(\0132"
+  "\036.greptime.v1.AddColumnLocation\"\236\001\n\020Modi"
+  "fyColumnType\022\023\n\013column_name\030\001 \001(\t\0220\n\013tar"
+  "get_type\030\002 \001(\0162\033.greptime.v1.ColumnDataT"
+  "ype\022C\n\025target_type_extension\030\003 \001(\0132$.gre"
+  "ptime.v1.ColumnDataTypeExtension\"R\n\022Chan"
+  "geTableOptions\022<\n\024change_table_options\030\001"
+  " \003(\0132\036.greptime.v1.ChangeTableOption\"/\n\021"
+  "ChangeTableOption\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030"
+  "\002 \001(\t\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"\025\n\007Tab"
+  "leId\022\n\n\002id\030\001 \001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 \001(\r\"\254"
+  "\002\n\tColumnDef\022\014\n\004name\030\001 \001(\t\022.\n\tdata_type\030"
+  "\002 \001(\0162\033.greptime.v1.ColumnDataType\022\023\n\013is"
+  "_nullable\030\003 \001(\010\022\032\n\022default_constraint\030\004 "
+  "\001(\014\0220\n\rsemantic_type\030\005 \001(\0162\031.greptime.v1"
+  ".SemanticType\022\017\n\007comment\030\006 \001(\t\022@\n\022dataty"
+  "pe_extension\030\007 \001(\0132$.greptime.v1.ColumnD"
+  "ataTypeExtension\022+\n\007options\030\010 \001(\0132\032.grep"
+  "time.v1.ColumnOptions\"\230\001\n\021AddColumnLocat"
+  "ion\022B\n\rlocation_type\030\001 \001(\0162+.greptime.v1"
+  ".AddColumnLocation.LocationType\022\031\n\021after"
+  "_column_name\030\002 \001(\t\"$\n\014LocationType\022\t\n\005FI"
+  "RST\020\000\022\t\n\005AFTER\020\001\"y\n\021SetColumnFulltext\022\023\n"
+  "\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\'\n\010an"
+  "alyzer\030\003 \001(\0162\025.greptime.v1.Analyzer\022\026\n\016c"
+  "ase_sensitive\030\004 \001(\010\"*\n\023UnsetColumnFullte"
+  "xt\022\023\n\013column_name\030\001 \001(\t*$\n\010Analyzer\022\013\n\007E"
+  "NGLISH\020\000\022\013\n\007CHINESE\020\001BL\n\016io.greptime.v1B"
+  "\003DdlZ5github.com/GreptimeTeam/greptime-p"
+  "roto/go/greptime/v1b\006proto3"
  ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fddl_2eproto_deps[1] = {
  &::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 = {
-    false, false, 4285, descriptor_table_protodef_greptime_2fv1_2fddl_2eproto,
+    false, false, 4387, descriptor_table_protodef_greptime_2fv1_2fddl_2eproto,
    "greptime/v1/ddl.proto",
-    &descriptor_table_greptime_2fv1_2fddl_2eproto_once, descriptor_table_greptime_2fv1_2fddl_2eproto_deps, 1, 28,
+    &descriptor_table_greptime_2fv1_2fddl_2eproto_once, descriptor_table_greptime_2fv1_2fddl_2eproto_deps, 1, 29,
    schemas, file_default_instances, TableStruct_greptime_2fv1_2fddl_2eproto::offsets,
    file_level_metadata_greptime_2fv1_2fddl_2eproto, file_level_enum_descriptors_greptime_2fv1_2fddl_2eproto,
    file_level_service_descriptors_greptime_2fv1_2fddl_2eproto,
@@ -4270,7 +4295,8 @@ class AlterExpr::_Internal {
  static const ::greptime::v1::RenameTable& rename_table(const AlterExpr* msg);
  static const ::greptime::v1::ModifyColumnTypes& modify_column_types(const AlterExpr* msg);
  static const ::greptime::v1::ChangeTableOptions& change_table_options(const AlterExpr* msg);
-  static const ::greptime::v1::ChangeColumnFulltext& change_column_fulltext(const AlterExpr* msg);
+  static const ::greptime::v1::SetColumnFulltext& set_column_fulltext(const AlterExpr* msg);
+  static const ::greptime::v1::UnsetColumnFulltext& unset_column_fulltext(const AlterExpr* msg);
 };

 const ::greptime::v1::AddColumns&
@@ -4293,9 +4319,13 @@ const ::greptime::v1::ChangeTableOptions&
 AlterExpr::_Internal::change_table_options(const AlterExpr* msg) {
  return *msg->_impl_.kind_.change_table_options_;
 }
-const ::greptime::v1::ChangeColumnFulltext&
-AlterExpr::_Internal::change_column_fulltext(const AlterExpr* msg) {
-  return *msg->_impl_.kind_.change_column_fulltext_;
+const ::greptime::v1::SetColumnFulltext&
+AlterExpr::_Internal::set_column_fulltext(const AlterExpr* msg) {
+  return *msg->_impl_.kind_.set_column_fulltext_;
+}
+const ::greptime::v1::UnsetColumnFulltext&
+AlterExpr::_Internal::unset_column_fulltext(const AlterExpr* msg) {
+  return *msg->_impl_.kind_.unset_column_fulltext_;
 }
 void AlterExpr::set_allocated_add_columns(::greptime::v1::AddColumns* add_columns) {
  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
@@ -4372,20 +4402,35 @@ void AlterExpr::set_allocated_change_table_options(::greptime::v1::ChangeTableOp
  }
  // @@protoc_insertion_point(field_set_allocated:greptime.v1.AlterExpr.change_table_options)
 }
-void AlterExpr::set_allocated_change_column_fulltext(::greptime::v1::ChangeColumnFulltext* change_column_fulltext) {
+void AlterExpr::set_allocated_set_column_fulltext(::greptime::v1::SetColumnFulltext* set_column_fulltext) {
  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
  clear_kind();
-  if (change_column_fulltext) {
+  if (set_column_fulltext) {
    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
-      ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(change_column_fulltext);
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(set_column_fulltext);
    if (message_arena != submessage_arena) {
-      change_column_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, change_column_fulltext, submessage_arena);
+      set_column_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, set_column_fulltext, submessage_arena);
    }
-    set_has_change_column_fulltext();
-    _impl_.kind_.change_column_fulltext_ = change_column_fulltext;
+    set_has_set_column_fulltext();
+    _impl_.kind_.set_column_fulltext_ = set_column_fulltext;
  }
-  // @@protoc_insertion_point(field_set_allocated:greptime.v1.AlterExpr.change_column_fulltext)
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.AlterExpr.set_column_fulltext)
+}
+void AlterExpr::set_allocated_unset_column_fulltext(::greptime::v1::UnsetColumnFulltext* unset_column_fulltext) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_kind();
+  if (unset_column_fulltext) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(unset_column_fulltext);
+    if (message_arena != submessage_arena) {
+      unset_column_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, unset_column_fulltext, submessage_arena);
+    }
+    set_has_unset_column_fulltext();
+    _impl_.kind_.unset_column_fulltext_ = unset_column_fulltext;
+  }
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.AlterExpr.unset_column_fulltext)
 }
 AlterExpr::AlterExpr(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                         bool is_message_owned)
@@ -4456,9 +4501,14 @@ AlterExpr::AlterExpr(const AlterExpr& from)
          from._internal_change_table_options());
      break;
    }
-    case kChangeColumnFulltext: {
-      _this->_internal_mutable_change_column_fulltext()->::greptime::v1::ChangeColumnFulltext::MergeFrom(
-          from._internal_change_column_fulltext());
+    case kSetColumnFulltext: {
+      _this->_internal_mutable_set_column_fulltext()->::greptime::v1::SetColumnFulltext::MergeFrom(
+          from._internal_set_column_fulltext());
+      break;
+    }
+    case kUnsetColumnFulltext: {
+      _this->_internal_mutable_unset_column_fulltext()->::greptime::v1::UnsetColumnFulltext::MergeFrom(
+          from._internal_unset_column_fulltext());
      break;
    }
    case KIND_NOT_SET: {
@@ -4551,9 +4601,15 @@ void AlterExpr::clear_kind() {
      }
      break;
    }
-    case kChangeColumnFulltext: {
+    case kSetColumnFulltext: {
      if (GetArenaForAllocation() == nullptr) {
-        delete _impl_.kind_.change_column_fulltext_;
+        delete _impl_.kind_.set_column_fulltext_;
+      }
+      break;
+    }
+    case kUnsetColumnFulltext: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete _impl_.kind_.unset_column_fulltext_;
      }
      break;
    }
@@ -4654,10 +4710,18 @@ const char* AlterExpr::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx
        } else
          goto handle_unusual;
        continue;
-      // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 9;
+      // .greptime.v1.SetColumnFulltext set_column_fulltext = 9;
      case 9:
        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 74)) {
-          ptr = ctx->ParseMessage(_internal_mutable_change_column_fulltext(), ptr);
+          ptr = ctx->ParseMessage(_internal_mutable_set_column_fulltext(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 10;
+      case 10:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 82)) {
+          ptr = ctx->ParseMessage(_internal_mutable_unset_column_fulltext(), ptr);
          CHK_(ptr);
        } else
          goto handle_unusual;
@@ -4756,11 +4820,18 @@ uint8_t* AlterExpr::_InternalSerialize(
        _Internal::change_table_options(this).GetCachedSize(), target, stream);
  }

-  // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 9;
-  if (_internal_has_change_column_fulltext()) {
+  // .greptime.v1.SetColumnFulltext set_column_fulltext = 9;
+  if (_internal_has_set_column_fulltext()) {
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessage(9, _Internal::change_column_fulltext(this),
-        _Internal::change_column_fulltext(this).GetCachedSize(), target, stream);
+      InternalWriteMessage(9, _Internal::set_column_fulltext(this),
+        _Internal::set_column_fulltext(this).GetCachedSize(), target, stream);
+  }
+
+  // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 10;
+  if (_internal_has_unset_column_fulltext()) {
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(10, _Internal::unset_column_fulltext(this),
+        _Internal::unset_column_fulltext(this).GetCachedSize(), target, stream);
  }

  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
@@ -4836,11 +4907,18 @@ size_t AlterExpr::ByteSizeLong() const {
          *_impl_.kind_.change_table_options_);
      break;
    }
-    // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 9;
-    case kChangeColumnFulltext: {
+    // .greptime.v1.SetColumnFulltext set_column_fulltext = 9;
+    case kSetColumnFulltext: {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          *_impl_.kind_.change_column_fulltext_);
+          *_impl_.kind_.set_column_fulltext_);
+      break;
+    }
+    // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 10;
+    case kUnsetColumnFulltext: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *_impl_.kind_.unset_column_fulltext_);
      break;
    }
    case KIND_NOT_SET: {
@@ -4900,9 +4978,14 @@ void AlterExpr::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROT
          from._internal_change_table_options());
      break;
    }
-    case kChangeColumnFulltext: {
-      _this->_internal_mutable_change_column_fulltext()->::greptime::v1::ChangeColumnFulltext::MergeFrom(
-          from._internal_change_column_fulltext());
+    case kSetColumnFulltext: {
+      _this->_internal_mutable_set_column_fulltext()->::greptime::v1::SetColumnFulltext::MergeFrom(
+          from._internal_set_column_fulltext());
+      break;
+    }
+    case kUnsetColumnFulltext: {
+      _this->_internal_mutable_unset_column_fulltext()->::greptime::v1::UnsetColumnFulltext::MergeFrom(
+          from._internal_unset_column_fulltext());
      break;
    }
    case KIND_NOT_SET: {
@@ -9309,19 +9392,19 @@ void AddColumnLocation::InternalSwap(AddColumnLocation* other) {

 // ===================================================================

-class ChangeColumnFulltext::_Internal {
+class SetColumnFulltext::_Internal {
 public:
 };

-ChangeColumnFulltext::ChangeColumnFulltext(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+SetColumnFulltext::SetColumnFulltext(::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.ChangeColumnFulltext)
+  // @@protoc_insertion_point(arena_constructor:greptime.v1.SetColumnFulltext)
 }
-ChangeColumnFulltext::ChangeColumnFulltext(const ChangeColumnFulltext& from)
+SetColumnFulltext::SetColumnFulltext(const SetColumnFulltext& from)
  : ::PROTOBUF_NAMESPACE_ID::Message() {
-  ChangeColumnFulltext* const _this = this; (void)_this;
+  SetColumnFulltext* const _this = this; (void)_this;
  new (&_impl_) Impl_{
      decltype(_impl_.column_name_){}
    , decltype(_impl_.analyzer_){}
@@ -9341,10 +9424,10 @@ ChangeColumnFulltext::ChangeColumnFulltext(const ChangeColumnFulltext& from)
  ::memcpy(&_impl_.analyzer_, &from._impl_.analyzer_,
    static_cast<size_t>(reinterpret_cast<char*>(&_impl_.case_sensitive_) -
    reinterpret_cast<char*>(&_impl_.analyzer_)) + sizeof(_impl_.case_sensitive_));
-  // @@protoc_insertion_point(copy_constructor:greptime.v1.ChangeColumnFulltext)
+  // @@protoc_insertion_point(copy_constructor:greptime.v1.SetColumnFulltext)
 }

-inline void ChangeColumnFulltext::SharedCtor(
+inline void SetColumnFulltext::SharedCtor(
    ::_pb::Arena* arena, bool is_message_owned) {
  (void)arena;
  (void)is_message_owned;
@@ -9361,8 +9444,8 @@ inline void ChangeColumnFulltext::SharedCtor(
  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
 }

-ChangeColumnFulltext::~ChangeColumnFulltext() {
-  // @@protoc_insertion_point(destructor:greptime.v1.ChangeColumnFulltext)
+SetColumnFulltext::~SetColumnFulltext() {
+  // @@protoc_insertion_point(destructor:greptime.v1.SetColumnFulltext)
  if (auto *arena = _internal_metadata_.DeleteReturnArena<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>()) {
  (void)arena;
    return;
@@ -9370,17 +9453,17 @@ ChangeColumnFulltext::~ChangeColumnFulltext() {
  SharedDtor();
 }

-inline void ChangeColumnFulltext::SharedDtor() {
+inline void SetColumnFulltext::SharedDtor() {
  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
  _impl_.column_name_.Destroy();
 }

-void ChangeColumnFulltext::SetCachedSize(int size) const {
+void SetColumnFulltext::SetCachedSize(int size) const {
  _impl_._cached_size_.Set(size);
 }

-void ChangeColumnFulltext::Clear() {
-// @@protoc_insertion_point(message_clear_start:greptime.v1.ChangeColumnFulltext)
+void SetColumnFulltext::Clear() {
+// @@protoc_insertion_point(message_clear_start:greptime.v1.SetColumnFulltext)
  uint32_t cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;
@@ -9392,7 +9475,7 @@ void ChangeColumnFulltext::Clear() {
  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
 }

-const char* ChangeColumnFulltext::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx) {
+const char* SetColumnFulltext::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx) {
 #define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
  while (!ctx->Done(&ptr)) {
    uint32_t tag;
@@ -9404,7 +9487,7 @@ const char* ChangeColumnFulltext::_InternalParse(const char* ptr, ::_pbi::ParseC
          auto str = _internal_mutable_column_name();
          ptr = ::_pbi::InlineGreedyStringParser(str, ptr, ctx);
          CHK_(ptr);
-          CHK_(::_pbi::VerifyUTF8(str, "greptime.v1.ChangeColumnFulltext.column_name"));
+          CHK_(::_pbi::VerifyUTF8(str, "greptime.v1.SetColumnFulltext.column_name"));
        } else
          goto handle_unusual;
        continue;
@@ -9456,9 +9539,9 @@ failure:
 #undef CHK_
 }

-uint8_t* ChangeColumnFulltext::_InternalSerialize(
+uint8_t* SetColumnFulltext::_InternalSerialize(
    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
-  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.ChangeColumnFulltext)
+  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.SetColumnFulltext)
  uint32_t cached_has_bits = 0;
  (void) cached_has_bits;

@@ -9467,7 +9550,7 @@ uint8_t* ChangeColumnFulltext::_InternalSerialize(
    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
      this->_internal_column_name().data(), static_cast<int>(this->_internal_column_name().length()),
      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "greptime.v1.ChangeColumnFulltext.column_name");
+      "greptime.v1.SetColumnFulltext.column_name");
    target = stream->WriteStringMaybeAliased(
        1, this->_internal_column_name(), target);
  }
@@ -9495,12 +9578,12 @@ uint8_t* ChangeColumnFulltext::_InternalSerialize(
    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.ChangeColumnFulltext)
+  // @@protoc_insertion_point(serialize_to_array_end:greptime.v1.SetColumnFulltext)
  return target;
 }

-size_t ChangeColumnFulltext::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:greptime.v1.ChangeColumnFulltext)
+size_t SetColumnFulltext::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:greptime.v1.SetColumnFulltext)
  size_t total_size = 0;

  uint32_t cached_has_bits = 0;
@@ -9533,17 +9616,17 @@ size_t ChangeColumnFulltext::ByteSizeLong() const {
  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
 }

-const ::PROTOBUF_NAMESPACE_ID::Message::ClassData ChangeColumnFulltext::_class_data_ = {
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData SetColumnFulltext::_class_data_ = {
    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSourceCheck,
-    ChangeColumnFulltext::MergeImpl
+    SetColumnFulltext::MergeImpl
 };
-const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*ChangeColumnFulltext::GetClassData() const { return &_class_data_; }
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*SetColumnFulltext::GetClassData() const { return &_class_data_; }


-void ChangeColumnFulltext::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
-  auto* const _this = static_cast<ChangeColumnFulltext*>(&to_msg);
-  auto& from = static_cast<const ChangeColumnFulltext&>(from_msg);
-  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.ChangeColumnFulltext)
+void SetColumnFulltext::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
+  auto* const _this = static_cast<SetColumnFulltext*>(&to_msg);
+  auto& from = static_cast<const SetColumnFulltext&>(from_msg);
+  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.SetColumnFulltext)
  GOOGLE_DCHECK_NE(&from, _this);
  uint32_t cached_has_bits = 0;
  (void) cached_has_bits;
@@ -9563,18 +9646,18 @@ void ChangeColumnFulltext::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, c
  _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
 }

-void ChangeColumnFulltext::CopyFrom(const ChangeColumnFulltext& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.ChangeColumnFulltext)
+void SetColumnFulltext::CopyFrom(const SetColumnFulltext& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.SetColumnFulltext)
  if (&from == this) return;
  Clear();
  MergeFrom(from);
 }

-bool ChangeColumnFulltext::IsInitialized() const {
+bool SetColumnFulltext::IsInitialized() const {
  return true;
 }

-void ChangeColumnFulltext::InternalSwap(ChangeColumnFulltext* other) {
+void SetColumnFulltext::InternalSwap(SetColumnFulltext* other) {
  using std::swap;
  auto* lhs_arena = GetArenaForAllocation();
  auto* rhs_arena = other->GetArenaForAllocation();
@@ -9584,19 +9667,222 @@ void ChangeColumnFulltext::InternalSwap(ChangeColumnFulltext* other) {
      &other->_impl_.column_name_, rhs_arena
  );
  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
-      PROTOBUF_FIELD_OFFSET(ChangeColumnFulltext, _impl_.case_sensitive_)
-      + sizeof(ChangeColumnFulltext::_impl_.case_sensitive_)
-      - PROTOBUF_FIELD_OFFSET(ChangeColumnFulltext, _impl_.analyzer_)>(
+      PROTOBUF_FIELD_OFFSET(SetColumnFulltext, _impl_.case_sensitive_)
+      + sizeof(SetColumnFulltext::_impl_.case_sensitive_)
+      - PROTOBUF_FIELD_OFFSET(SetColumnFulltext, _impl_.analyzer_)>(
          reinterpret_cast<char*>(&_impl_.analyzer_),
          reinterpret_cast<char*>(&other->_impl_.analyzer_));
 }

-::PROTOBUF_NAMESPACE_ID::Metadata ChangeColumnFulltext::GetMetadata() const {
+::PROTOBUF_NAMESPACE_ID::Metadata SetColumnFulltext::GetMetadata() const {
  return ::_pbi::AssignDescriptors(
      &descriptor_table_greptime_2fv1_2fddl_2eproto_getter, &descriptor_table_greptime_2fv1_2fddl_2eproto_once,
      file_level_metadata_greptime_2fv1_2fddl_2eproto[27]);
 }

+// ===================================================================
+
+class UnsetColumnFulltext::_Internal {
+ public:
+};
+
+UnsetColumnFulltext::UnsetColumnFulltext(::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.UnsetColumnFulltext)
+}
+UnsetColumnFulltext::UnsetColumnFulltext(const UnsetColumnFulltext& from)
+  : ::PROTOBUF_NAMESPACE_ID::Message() {
+  UnsetColumnFulltext* const _this = this; (void)_this;
+  new (&_impl_) Impl_{
+      decltype(_impl_.column_name_){}
+    , /*decltype(_impl_._cached_size_)*/{}};
+
+  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+  _impl_.column_name_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.column_name_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (!from._internal_column_name().empty()) {
+    _this->_impl_.column_name_.Set(from._internal_column_name(), 
+      _this->GetArenaForAllocation());
+  }
+  // @@protoc_insertion_point(copy_constructor:greptime.v1.UnsetColumnFulltext)
+}
+
+inline void UnsetColumnFulltext::SharedCtor(
+    ::_pb::Arena* arena, bool is_message_owned) {
+  (void)arena;
+  (void)is_message_owned;
+  new (&_impl_) Impl_{
+      decltype(_impl_.column_name_){}
+    , /*decltype(_impl_._cached_size_)*/{}
+  };
+  _impl_.column_name_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.column_name_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+}
+
+UnsetColumnFulltext::~UnsetColumnFulltext() {
+  // @@protoc_insertion_point(destructor:greptime.v1.UnsetColumnFulltext)
+  if (auto *arena = _internal_metadata_.DeleteReturnArena<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>()) {
+  (void)arena;
+    return;
+  }
+  SharedDtor();
+}
+
+inline void UnsetColumnFulltext::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  _impl_.column_name_.Destroy();
+}
+
+void UnsetColumnFulltext::SetCachedSize(int size) const {
+  _impl_._cached_size_.Set(size);
+}
+
+void UnsetColumnFulltext::Clear() {
+// @@protoc_insertion_point(message_clear_start:greptime.v1.UnsetColumnFulltext)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  _impl_.column_name_.ClearToEmpty();
+  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
+}
+
+const char* UnsetColumnFulltext::_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 column_name = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          auto str = _internal_mutable_column_name();
+          ptr = ::_pbi::InlineGreedyStringParser(str, ptr, ctx);
+          CHK_(ptr);
+          CHK_(::_pbi::VerifyUTF8(str, "greptime.v1.UnsetColumnFulltext.column_name"));
+        } 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* UnsetColumnFulltext::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.UnsetColumnFulltext)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  // string column_name = 1;
+  if (!this->_internal_column_name().empty()) {
+    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
+      this->_internal_column_name().data(), static_cast<int>(this->_internal_column_name().length()),
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
+      "greptime.v1.UnsetColumnFulltext.column_name");
+    target = stream->WriteStringMaybeAliased(
+        1, this->_internal_column_name(), 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.UnsetColumnFulltext)
+  return target;
+}
+
+size_t UnsetColumnFulltext::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:greptime.v1.UnsetColumnFulltext)
+  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 column_name = 1;
+  if (!this->_internal_column_name().empty()) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
+        this->_internal_column_name());
+  }
+
+  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
+}
+
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData UnsetColumnFulltext::_class_data_ = {
+    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSourceCheck,
+    UnsetColumnFulltext::MergeImpl
+};
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*UnsetColumnFulltext::GetClassData() const { return &_class_data_; }
+
+
+void UnsetColumnFulltext::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
+  auto* const _this = static_cast<UnsetColumnFulltext*>(&to_msg);
+  auto& from = static_cast<const UnsetColumnFulltext&>(from_msg);
+  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.UnsetColumnFulltext)
+  GOOGLE_DCHECK_NE(&from, _this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (!from._internal_column_name().empty()) {
+    _this->_internal_set_column_name(from._internal_column_name());
+  }
+  _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+}
+
+void UnsetColumnFulltext::CopyFrom(const UnsetColumnFulltext& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.UnsetColumnFulltext)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool UnsetColumnFulltext::IsInitialized() const {
+  return true;
+}
+
+void UnsetColumnFulltext::InternalSwap(UnsetColumnFulltext* 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_.column_name_, lhs_arena,
+      &other->_impl_.column_name_, rhs_arena
+  );
+}
+
+::PROTOBUF_NAMESPACE_ID::Metadata UnsetColumnFulltext::GetMetadata() const {
+  return ::_pbi::AssignDescriptors(
+      &descriptor_table_greptime_2fv1_2fddl_2eproto_getter, &descriptor_table_greptime_2fv1_2fddl_2eproto_once,
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[28]);
+}
+
 // @@protoc_insertion_point(namespace_scope)
 }  // namespace v1
 }  // namespace greptime
@@ -9709,9 +9995,13 @@ template<> PROTOBUF_NOINLINE ::greptime::v1::AddColumnLocation*
 Arena::CreateMaybeMessage< ::greptime::v1::AddColumnLocation >(Arena* arena) {
  return Arena::CreateMessageInternal< ::greptime::v1::AddColumnLocation >(arena);
 }
-template<> PROTOBUF_NOINLINE ::greptime::v1::ChangeColumnFulltext*
-Arena::CreateMaybeMessage< ::greptime::v1::ChangeColumnFulltext >(Arena* arena) {
-  return Arena::CreateMessageInternal< ::greptime::v1::ChangeColumnFulltext >(arena);
+template<> PROTOBUF_NOINLINE ::greptime::v1::SetColumnFulltext*
+Arena::CreateMaybeMessage< ::greptime::v1::SetColumnFulltext >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::greptime::v1::SetColumnFulltext >(arena);
+}
+template<> PROTOBUF_NOINLINE ::greptime::v1::UnsetColumnFulltext*
+Arena::CreateMaybeMessage< ::greptime::v1::UnsetColumnFulltext >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::greptime::v1::UnsetColumnFulltext >(arena);
 }
 PROTOBUF_NAMESPACE_CLOSE

@@ -63,9 +63,6 @@ extern AddColumnsDefaultTypeInternal _AddColumns_default_instance_;
 class AlterExpr;
 struct AlterExprDefaultTypeInternal;
 extern AlterExprDefaultTypeInternal _AlterExpr_default_instance_;
-class ChangeColumnFulltext;
-struct ChangeColumnFulltextDefaultTypeInternal;
-extern ChangeColumnFulltextDefaultTypeInternal _ChangeColumnFulltext_default_instance_;
 class ChangeTableOption;
 struct ChangeTableOptionDefaultTypeInternal;
 extern ChangeTableOptionDefaultTypeInternal _ChangeTableOption_default_instance_;
@@ -129,12 +126,18 @@ extern ModifyColumnTypesDefaultTypeInternal _ModifyColumnTypes_default_instance_
 class RenameTable;
 struct RenameTableDefaultTypeInternal;
 extern RenameTableDefaultTypeInternal _RenameTable_default_instance_;
+class SetColumnFulltext;
+struct SetColumnFulltextDefaultTypeInternal;
+extern SetColumnFulltextDefaultTypeInternal _SetColumnFulltext_default_instance_;
 class TableId;
 struct TableIdDefaultTypeInternal;
 extern TableIdDefaultTypeInternal _TableId_default_instance_;
 class TruncateTableExpr;
 struct TruncateTableExprDefaultTypeInternal;
 extern TruncateTableExprDefaultTypeInternal _TruncateTableExpr_default_instance_;
+class UnsetColumnFulltext;
+struct UnsetColumnFulltextDefaultTypeInternal;
+extern UnsetColumnFulltextDefaultTypeInternal _UnsetColumnFulltext_default_instance_;
 }  // namespace v1
 }  // namespace greptime
 PROTOBUF_NAMESPACE_OPEN
@@ -142,7 +145,6 @@ template<> ::greptime::v1::AddColumn* Arena::CreateMaybeMessage<::greptime::v1::
 template<> ::greptime::v1::AddColumnLocation* Arena::CreateMaybeMessage<::greptime::v1::AddColumnLocation>(Arena*);
 template<> ::greptime::v1::AddColumns* Arena::CreateMaybeMessage<::greptime::v1::AddColumns>(Arena*);
 template<> ::greptime::v1::AlterExpr* Arena::CreateMaybeMessage<::greptime::v1::AlterExpr>(Arena*);
-template<> ::greptime::v1::ChangeColumnFulltext* Arena::CreateMaybeMessage<::greptime::v1::ChangeColumnFulltext>(Arena*);
 template<> ::greptime::v1::ChangeTableOption* Arena::CreateMaybeMessage<::greptime::v1::ChangeTableOption>(Arena*);
 template<> ::greptime::v1::ChangeTableOptions* Arena::CreateMaybeMessage<::greptime::v1::ChangeTableOptions>(Arena*);
 template<> ::greptime::v1::ColumnDef* Arena::CreateMaybeMessage<::greptime::v1::ColumnDef>(Arena*);
@@ -164,8 +166,10 @@ template<> ::greptime::v1::FlowId* Arena::CreateMaybeMessage<::greptime::v1::Flo
 template<> ::greptime::v1::ModifyColumnType* Arena::CreateMaybeMessage<::greptime::v1::ModifyColumnType>(Arena*);
 template<> ::greptime::v1::ModifyColumnTypes* Arena::CreateMaybeMessage<::greptime::v1::ModifyColumnTypes>(Arena*);
 template<> ::greptime::v1::RenameTable* Arena::CreateMaybeMessage<::greptime::v1::RenameTable>(Arena*);
+template<> ::greptime::v1::SetColumnFulltext* Arena::CreateMaybeMessage<::greptime::v1::SetColumnFulltext>(Arena*);
 template<> ::greptime::v1::TableId* Arena::CreateMaybeMessage<::greptime::v1::TableId>(Arena*);
 template<> ::greptime::v1::TruncateTableExpr* Arena::CreateMaybeMessage<::greptime::v1::TruncateTableExpr>(Arena*);
+template<> ::greptime::v1::UnsetColumnFulltext* Arena::CreateMaybeMessage<::greptime::v1::UnsetColumnFulltext>(Arena*);
 PROTOBUF_NAMESPACE_CLOSE
 namespace greptime {
 namespace v1 {
@@ -2049,7 +2053,8 @@ class AlterExpr final :
    kRenameTable = 6,
    kModifyColumnTypes = 7,
    kChangeTableOptions = 8,
-    kChangeColumnFulltext = 9,
+    kSetColumnFulltext = 9,
+    kUnsetColumnFulltext = 10,
    KIND_NOT_SET = 0,
  };

@@ -2139,7 +2144,8 @@ class AlterExpr final :
    kRenameTableFieldNumber = 6,
    kModifyColumnTypesFieldNumber = 7,
    kChangeTableOptionsFieldNumber = 8,
-    kChangeColumnFulltextFieldNumber = 9,
+    kSetColumnFulltextFieldNumber = 9,
+    kUnsetColumnFulltextFieldNumber = 10,
  };
  // string catalog_name = 1;
  void clear_catalog_name();
@@ -2273,23 +2279,41 @@ class AlterExpr final :
      ::greptime::v1::ChangeTableOptions* change_table_options);
  ::greptime::v1::ChangeTableOptions* unsafe_arena_release_change_table_options();

-  // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 9;
-  bool has_change_column_fulltext() const;
+  // .greptime.v1.SetColumnFulltext set_column_fulltext = 9;
+  bool has_set_column_fulltext() const;
  private:
-  bool _internal_has_change_column_fulltext() const;
+  bool _internal_has_set_column_fulltext() const;
  public:
-  void clear_change_column_fulltext();
-  const ::greptime::v1::ChangeColumnFulltext& change_column_fulltext() const;
-  PROTOBUF_NODISCARD ::greptime::v1::ChangeColumnFulltext* release_change_column_fulltext();
-  ::greptime::v1::ChangeColumnFulltext* mutable_change_column_fulltext();
-  void set_allocated_change_column_fulltext(::greptime::v1::ChangeColumnFulltext* change_column_fulltext);
+  void clear_set_column_fulltext();
+  const ::greptime::v1::SetColumnFulltext& set_column_fulltext() const;
+  PROTOBUF_NODISCARD ::greptime::v1::SetColumnFulltext* release_set_column_fulltext();
+  ::greptime::v1::SetColumnFulltext* mutable_set_column_fulltext();
+  void set_allocated_set_column_fulltext(::greptime::v1::SetColumnFulltext* set_column_fulltext);
  private:
-  const ::greptime::v1::ChangeColumnFulltext& _internal_change_column_fulltext() const;
-  ::greptime::v1::ChangeColumnFulltext* _internal_mutable_change_column_fulltext();
+  const ::greptime::v1::SetColumnFulltext& _internal_set_column_fulltext() const;
+  ::greptime::v1::SetColumnFulltext* _internal_mutable_set_column_fulltext();
  public:
-  void unsafe_arena_set_allocated_change_column_fulltext(
-      ::greptime::v1::ChangeColumnFulltext* change_column_fulltext);
-  ::greptime::v1::ChangeColumnFulltext* unsafe_arena_release_change_column_fulltext();
+  void unsafe_arena_set_allocated_set_column_fulltext(
+      ::greptime::v1::SetColumnFulltext* set_column_fulltext);
+  ::greptime::v1::SetColumnFulltext* unsafe_arena_release_set_column_fulltext();
+
+  // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 10;
+  bool has_unset_column_fulltext() const;
+  private:
+  bool _internal_has_unset_column_fulltext() const;
+  public:
+  void clear_unset_column_fulltext();
+  const ::greptime::v1::UnsetColumnFulltext& unset_column_fulltext() const;
+  PROTOBUF_NODISCARD ::greptime::v1::UnsetColumnFulltext* release_unset_column_fulltext();
+  ::greptime::v1::UnsetColumnFulltext* mutable_unset_column_fulltext();
+  void set_allocated_unset_column_fulltext(::greptime::v1::UnsetColumnFulltext* unset_column_fulltext);
+  private:
+  const ::greptime::v1::UnsetColumnFulltext& _internal_unset_column_fulltext() const;
+  ::greptime::v1::UnsetColumnFulltext* _internal_mutable_unset_column_fulltext();
+  public:
+  void unsafe_arena_set_allocated_unset_column_fulltext(
+      ::greptime::v1::UnsetColumnFulltext* unset_column_fulltext);
+  ::greptime::v1::UnsetColumnFulltext* unsafe_arena_release_unset_column_fulltext();

  void clear_kind();
  KindCase kind_case() const;
@@ -2301,7 +2325,8 @@ class AlterExpr final :
  void set_has_rename_table();
  void set_has_modify_column_types();
  void set_has_change_table_options();
-  void set_has_change_column_fulltext();
+  void set_has_set_column_fulltext();
+  void set_has_unset_column_fulltext();

  inline bool has_kind() const;
  inline void clear_has_kind();
@@ -2321,7 +2346,8 @@ class AlterExpr final :
      ::greptime::v1::RenameTable* rename_table_;
      ::greptime::v1::ModifyColumnTypes* modify_column_types_;
      ::greptime::v1::ChangeTableOptions* change_table_options_;
-      ::greptime::v1::ChangeColumnFulltext* change_column_fulltext_;
+      ::greptime::v1::SetColumnFulltext* set_column_fulltext_;
+      ::greptime::v1::UnsetColumnFulltext* unset_column_fulltext_;
    } kind_;
    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
    uint32_t _oneof_case_[1];
@@ -5379,24 +5405,24 @@ class AddColumnLocation final :
 };
 // -------------------------------------------------------------------

-class ChangeColumnFulltext final :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.ChangeColumnFulltext) */ {
+class SetColumnFulltext final :
+    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.SetColumnFulltext) */ {
 public:
-  inline ChangeColumnFulltext() : ChangeColumnFulltext(nullptr) {}
-  ~ChangeColumnFulltext() override;
-  explicit PROTOBUF_CONSTEXPR ChangeColumnFulltext(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);
+  inline SetColumnFulltext() : SetColumnFulltext(nullptr) {}
+  ~SetColumnFulltext() override;
+  explicit PROTOBUF_CONSTEXPR SetColumnFulltext(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);

-  ChangeColumnFulltext(const ChangeColumnFulltext& from);
-  ChangeColumnFulltext(ChangeColumnFulltext&& from) noexcept
-    : ChangeColumnFulltext() {
+  SetColumnFulltext(const SetColumnFulltext& from);
+  SetColumnFulltext(SetColumnFulltext&& from) noexcept
+    : SetColumnFulltext() {
    *this = ::std::move(from);
  }

-  inline ChangeColumnFulltext& operator=(const ChangeColumnFulltext& from) {
+  inline SetColumnFulltext& operator=(const SetColumnFulltext& from) {
    CopyFrom(from);
    return *this;
  }
-  inline ChangeColumnFulltext& operator=(ChangeColumnFulltext&& from) noexcept {
+  inline SetColumnFulltext& operator=(SetColumnFulltext&& from) noexcept {
    if (this == &from) return *this;
    if (GetOwningArena() == from.GetOwningArena()
  #ifdef PROTOBUF_FORCE_COPY_IN_MOVE
@@ -5419,20 +5445,20 @@ class ChangeColumnFulltext final :
  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
    return default_instance().GetMetadata().reflection;
  }
-  static const ChangeColumnFulltext& default_instance() {
+  static const SetColumnFulltext& default_instance() {
    return *internal_default_instance();
  }
-  static inline const ChangeColumnFulltext* internal_default_instance() {
-    return reinterpret_cast<const ChangeColumnFulltext*>(
-               &_ChangeColumnFulltext_default_instance_);
+  static inline const SetColumnFulltext* internal_default_instance() {
+    return reinterpret_cast<const SetColumnFulltext*>(
+               &_SetColumnFulltext_default_instance_);
  }
  static constexpr int kIndexInFileMessages =
    27;

-  friend void swap(ChangeColumnFulltext& a, ChangeColumnFulltext& b) {
+  friend void swap(SetColumnFulltext& a, SetColumnFulltext& b) {
    a.Swap(&b);
  }
-  inline void Swap(ChangeColumnFulltext* other) {
+  inline void Swap(SetColumnFulltext* other) {
    if (other == this) return;
  #ifdef PROTOBUF_FORCE_COPY_IN_SWAP
    if (GetOwningArena() != nullptr &&
@@ -5445,7 +5471,7 @@ class ChangeColumnFulltext final :
      ::PROTOBUF_NAMESPACE_ID::internal::GenericSwap(this, other);
    }
  }
-  void UnsafeArenaSwap(ChangeColumnFulltext* other) {
+  void UnsafeArenaSwap(SetColumnFulltext* other) {
    if (other == this) return;
    GOOGLE_DCHECK(GetOwningArena() == other->GetOwningArena());
    InternalSwap(other);
@@ -5453,14 +5479,14 @@ class ChangeColumnFulltext final :

  // implements Message ----------------------------------------------

-  ChangeColumnFulltext* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
-    return CreateMaybeMessage<ChangeColumnFulltext>(arena);
+  SetColumnFulltext* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
+    return CreateMaybeMessage<SetColumnFulltext>(arena);
  }
  using ::PROTOBUF_NAMESPACE_ID::Message::CopyFrom;
-  void CopyFrom(const ChangeColumnFulltext& from);
+  void CopyFrom(const SetColumnFulltext& from);
  using ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom;
-  void MergeFrom( const ChangeColumnFulltext& from) {
-    ChangeColumnFulltext::MergeImpl(*this, from);
+  void MergeFrom( const SetColumnFulltext& from) {
+    SetColumnFulltext::MergeImpl(*this, from);
  }
  private:
  static void MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg);
@@ -5478,15 +5504,15 @@ class ChangeColumnFulltext final :
  void SharedCtor(::PROTOBUF_NAMESPACE_ID::Arena* arena, bool is_message_owned);
  void SharedDtor();
  void SetCachedSize(int size) const final;
-  void InternalSwap(ChangeColumnFulltext* other);
+  void InternalSwap(SetColumnFulltext* other);

  private:
  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "greptime.v1.ChangeColumnFulltext";
+    return "greptime.v1.SetColumnFulltext";
  }
  protected:
-  explicit ChangeColumnFulltext(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+  explicit SetColumnFulltext(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                       bool is_message_owned = false);
  public:

@@ -5546,7 +5572,7 @@ class ChangeColumnFulltext final :
  void _internal_set_case_sensitive(bool value);
  public:

-  // @@protoc_insertion_point(class_scope:greptime.v1.ChangeColumnFulltext)
+  // @@protoc_insertion_point(class_scope:greptime.v1.SetColumnFulltext)
 private:
  class _Internal;

@@ -5563,6 +5589,159 @@ class ChangeColumnFulltext final :
  union { Impl_ _impl_; };
  friend struct ::TableStruct_greptime_2fv1_2fddl_2eproto;
 };
+// -------------------------------------------------------------------
+
+class UnsetColumnFulltext final :
+    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.UnsetColumnFulltext) */ {
+ public:
+  inline UnsetColumnFulltext() : UnsetColumnFulltext(nullptr) {}
+  ~UnsetColumnFulltext() override;
+  explicit PROTOBUF_CONSTEXPR UnsetColumnFulltext(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);
+
+  UnsetColumnFulltext(const UnsetColumnFulltext& from);
+  UnsetColumnFulltext(UnsetColumnFulltext&& from) noexcept
+    : UnsetColumnFulltext() {
+    *this = ::std::move(from);
+  }
+
+  inline UnsetColumnFulltext& operator=(const UnsetColumnFulltext& from) {
+    CopyFrom(from);
+    return *this;
+  }
+  inline UnsetColumnFulltext& operator=(UnsetColumnFulltext&& 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 UnsetColumnFulltext& default_instance() {
+    return *internal_default_instance();
+  }
+  static inline const UnsetColumnFulltext* internal_default_instance() {
+    return reinterpret_cast<const UnsetColumnFulltext*>(
+               &_UnsetColumnFulltext_default_instance_);
+  }
+  static constexpr int kIndexInFileMessages =
+    28;
+
+  friend void swap(UnsetColumnFulltext& a, UnsetColumnFulltext& b) {
+    a.Swap(&b);
+  }
+  inline void Swap(UnsetColumnFulltext* 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(UnsetColumnFulltext* other) {
+    if (other == this) return;
+    GOOGLE_DCHECK(GetOwningArena() == other->GetOwningArena());
+    InternalSwap(other);
+  }
+
+  // implements Message ----------------------------------------------
+
+  UnsetColumnFulltext* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
+    return CreateMaybeMessage<UnsetColumnFulltext>(arena);
+  }
+  using ::PROTOBUF_NAMESPACE_ID::Message::CopyFrom;
+  void CopyFrom(const UnsetColumnFulltext& from);
+  using ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom;
+  void MergeFrom( const UnsetColumnFulltext& from) {
+    UnsetColumnFulltext::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(UnsetColumnFulltext* other);
+
+  private:
+  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
+  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
+    return "greptime.v1.UnsetColumnFulltext";
+  }
+  protected:
+  explicit UnsetColumnFulltext(::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 {
+    kColumnNameFieldNumber = 1,
+  };
+  // string column_name = 1;
+  void clear_column_name();
+  const std::string& column_name() const;
+  template <typename ArgT0 = const std::string&, typename... ArgT>
+  void set_column_name(ArgT0&& arg0, ArgT... args);
+  std::string* mutable_column_name();
+  PROTOBUF_NODISCARD std::string* release_column_name();
+  void set_allocated_column_name(std::string* column_name);
+  private:
+  const std::string& _internal_column_name() const;
+  inline PROTOBUF_ALWAYS_INLINE void _internal_set_column_name(const std::string& value);
+  std::string* _internal_mutable_column_name();
+  public:
+
+  // @@protoc_insertion_point(class_scope:greptime.v1.UnsetColumnFulltext)
+ 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 column_name_;
+    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
+  };
+  union { Impl_ _impl_; };
+  friend struct ::TableStruct_greptime_2fv1_2fddl_2eproto;
+};
 // ===================================================================


@@ -8774,77 +8953,151 @@ inline ::greptime::v1::ChangeTableOptions* AlterExpr::mutable_change_table_optio
  return _msg;
 }

-// .greptime.v1.ChangeColumnFulltext change_column_fulltext = 9;
-inline bool AlterExpr::_internal_has_change_column_fulltext() const {
-  return kind_case() == kChangeColumnFulltext;
+// .greptime.v1.SetColumnFulltext set_column_fulltext = 9;
+inline bool AlterExpr::_internal_has_set_column_fulltext() const {
+  return kind_case() == kSetColumnFulltext;
 }
-inline bool AlterExpr::has_change_column_fulltext() const {
-  return _internal_has_change_column_fulltext();
+inline bool AlterExpr::has_set_column_fulltext() const {
+  return _internal_has_set_column_fulltext();
 }
-inline void AlterExpr::set_has_change_column_fulltext() {
-  _impl_._oneof_case_[0] = kChangeColumnFulltext;
+inline void AlterExpr::set_has_set_column_fulltext() {
+  _impl_._oneof_case_[0] = kSetColumnFulltext;
 }
-inline void AlterExpr::clear_change_column_fulltext() {
-  if (_internal_has_change_column_fulltext()) {
+inline void AlterExpr::clear_set_column_fulltext() {
+  if (_internal_has_set_column_fulltext()) {
    if (GetArenaForAllocation() == nullptr) {
-      delete _impl_.kind_.change_column_fulltext_;
+      delete _impl_.kind_.set_column_fulltext_;
    }
    clear_has_kind();
  }
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterExpr::release_change_column_fulltext() {
-  // @@protoc_insertion_point(field_release:greptime.v1.AlterExpr.change_column_fulltext)
-  if (_internal_has_change_column_fulltext()) {
+inline ::greptime::v1::SetColumnFulltext* AlterExpr::release_set_column_fulltext() {
+  // @@protoc_insertion_point(field_release:greptime.v1.AlterExpr.set_column_fulltext)
+  if (_internal_has_set_column_fulltext()) {
    clear_has_kind();
-    ::greptime::v1::ChangeColumnFulltext* temp = _impl_.kind_.change_column_fulltext_;
+    ::greptime::v1::SetColumnFulltext* temp = _impl_.kind_.set_column_fulltext_;
    if (GetArenaForAllocation() != nullptr) {
      temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
    }
-    _impl_.kind_.change_column_fulltext_ = nullptr;
+    _impl_.kind_.set_column_fulltext_ = nullptr;
    return temp;
  } else {
    return nullptr;
  }
 }
-inline const ::greptime::v1::ChangeColumnFulltext& AlterExpr::_internal_change_column_fulltext() const {
-  return _internal_has_change_column_fulltext()
-      ? *_impl_.kind_.change_column_fulltext_
-      : reinterpret_cast< ::greptime::v1::ChangeColumnFulltext&>(::greptime::v1::_ChangeColumnFulltext_default_instance_);
+inline const ::greptime::v1::SetColumnFulltext& AlterExpr::_internal_set_column_fulltext() const {
+  return _internal_has_set_column_fulltext()
+      ? *_impl_.kind_.set_column_fulltext_
+      : reinterpret_cast< ::greptime::v1::SetColumnFulltext&>(::greptime::v1::_SetColumnFulltext_default_instance_);
 }
-inline const ::greptime::v1::ChangeColumnFulltext& AlterExpr::change_column_fulltext() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.AlterExpr.change_column_fulltext)
-  return _internal_change_column_fulltext();
+inline const ::greptime::v1::SetColumnFulltext& AlterExpr::set_column_fulltext() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.AlterExpr.set_column_fulltext)
+  return _internal_set_column_fulltext();
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterExpr::unsafe_arena_release_change_column_fulltext() {
-  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.AlterExpr.change_column_fulltext)
-  if (_internal_has_change_column_fulltext()) {
+inline ::greptime::v1::SetColumnFulltext* AlterExpr::unsafe_arena_release_set_column_fulltext() {
+  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.AlterExpr.set_column_fulltext)
+  if (_internal_has_set_column_fulltext()) {
    clear_has_kind();
-    ::greptime::v1::ChangeColumnFulltext* temp = _impl_.kind_.change_column_fulltext_;
-    _impl_.kind_.change_column_fulltext_ = nullptr;
+    ::greptime::v1::SetColumnFulltext* temp = _impl_.kind_.set_column_fulltext_;
+    _impl_.kind_.set_column_fulltext_ = nullptr;
    return temp;
  } else {
    return nullptr;
  }
 }
-inline void AlterExpr::unsafe_arena_set_allocated_change_column_fulltext(::greptime::v1::ChangeColumnFulltext* change_column_fulltext) {
+inline void AlterExpr::unsafe_arena_set_allocated_set_column_fulltext(::greptime::v1::SetColumnFulltext* set_column_fulltext) {
  clear_kind();
-  if (change_column_fulltext) {
-    set_has_change_column_fulltext();
-    _impl_.kind_.change_column_fulltext_ = change_column_fulltext;
+  if (set_column_fulltext) {
+    set_has_set_column_fulltext();
+    _impl_.kind_.set_column_fulltext_ = set_column_fulltext;
  }
-  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.AlterExpr.change_column_fulltext)
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.AlterExpr.set_column_fulltext)
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterExpr::_internal_mutable_change_column_fulltext() {
-  if (!_internal_has_change_column_fulltext()) {
+inline ::greptime::v1::SetColumnFulltext* AlterExpr::_internal_mutable_set_column_fulltext() {
+  if (!_internal_has_set_column_fulltext()) {
    clear_kind();
-    set_has_change_column_fulltext();
-    _impl_.kind_.change_column_fulltext_ = CreateMaybeMessage< ::greptime::v1::ChangeColumnFulltext >(GetArenaForAllocation());
+    set_has_set_column_fulltext();
+    _impl_.kind_.set_column_fulltext_ = CreateMaybeMessage< ::greptime::v1::SetColumnFulltext >(GetArenaForAllocation());
  }
-  return _impl_.kind_.change_column_fulltext_;
+  return _impl_.kind_.set_column_fulltext_;
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterExpr::mutable_change_column_fulltext() {
-  ::greptime::v1::ChangeColumnFulltext* _msg = _internal_mutable_change_column_fulltext();
-  // @@protoc_insertion_point(field_mutable:greptime.v1.AlterExpr.change_column_fulltext)
+inline ::greptime::v1::SetColumnFulltext* AlterExpr::mutable_set_column_fulltext() {
+  ::greptime::v1::SetColumnFulltext* _msg = _internal_mutable_set_column_fulltext();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.AlterExpr.set_column_fulltext)
+  return _msg;
+}
+
+// .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 10;
+inline bool AlterExpr::_internal_has_unset_column_fulltext() const {
+  return kind_case() == kUnsetColumnFulltext;
+}
+inline bool AlterExpr::has_unset_column_fulltext() const {
+  return _internal_has_unset_column_fulltext();
+}
+inline void AlterExpr::set_has_unset_column_fulltext() {
+  _impl_._oneof_case_[0] = kUnsetColumnFulltext;
+}
+inline void AlterExpr::clear_unset_column_fulltext() {
+  if (_internal_has_unset_column_fulltext()) {
+    if (GetArenaForAllocation() == nullptr) {
+      delete _impl_.kind_.unset_column_fulltext_;
+    }
+    clear_has_kind();
+  }
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterExpr::release_unset_column_fulltext() {
+  // @@protoc_insertion_point(field_release:greptime.v1.AlterExpr.unset_column_fulltext)
+  if (_internal_has_unset_column_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::UnsetColumnFulltext* temp = _impl_.kind_.unset_column_fulltext_;
+    if (GetArenaForAllocation() != nullptr) {
+      temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+    }
+    _impl_.kind_.unset_column_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline const ::greptime::v1::UnsetColumnFulltext& AlterExpr::_internal_unset_column_fulltext() const {
+  return _internal_has_unset_column_fulltext()
+      ? *_impl_.kind_.unset_column_fulltext_
+      : reinterpret_cast< ::greptime::v1::UnsetColumnFulltext&>(::greptime::v1::_UnsetColumnFulltext_default_instance_);
+}
+inline const ::greptime::v1::UnsetColumnFulltext& AlterExpr::unset_column_fulltext() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.AlterExpr.unset_column_fulltext)
+  return _internal_unset_column_fulltext();
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterExpr::unsafe_arena_release_unset_column_fulltext() {
+  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.AlterExpr.unset_column_fulltext)
+  if (_internal_has_unset_column_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::UnsetColumnFulltext* temp = _impl_.kind_.unset_column_fulltext_;
+    _impl_.kind_.unset_column_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline void AlterExpr::unsafe_arena_set_allocated_unset_column_fulltext(::greptime::v1::UnsetColumnFulltext* unset_column_fulltext) {
+  clear_kind();
+  if (unset_column_fulltext) {
+    set_has_unset_column_fulltext();
+    _impl_.kind_.unset_column_fulltext_ = unset_column_fulltext;
+  }
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.AlterExpr.unset_column_fulltext)
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterExpr::_internal_mutable_unset_column_fulltext() {
+  if (!_internal_has_unset_column_fulltext()) {
+    clear_kind();
+    set_has_unset_column_fulltext();
+    _impl_.kind_.unset_column_fulltext_ = CreateMaybeMessage< ::greptime::v1::UnsetColumnFulltext >(GetArenaForAllocation());
+  }
+  return _impl_.kind_.unset_column_fulltext_;
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterExpr::mutable_unset_column_fulltext() {
+  ::greptime::v1::UnsetColumnFulltext* _msg = _internal_mutable_unset_column_fulltext();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.AlterExpr.unset_column_fulltext)
  return _msg;
 }

@@ -10883,44 +11136,44 @@ inline void AddColumnLocation::set_allocated_after_column_name(std::string* afte

 // -------------------------------------------------------------------

-// ChangeColumnFulltext
+// SetColumnFulltext

 // string column_name = 1;
-inline void ChangeColumnFulltext::clear_column_name() {
+inline void SetColumnFulltext::clear_column_name() {
  _impl_.column_name_.ClearToEmpty();
 }
-inline const std::string& ChangeColumnFulltext::column_name() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ChangeColumnFulltext.column_name)
+inline const std::string& SetColumnFulltext::column_name() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetColumnFulltext.column_name)
  return _internal_column_name();
 }
 template <typename ArgT0, typename... ArgT>
 inline PROTOBUF_ALWAYS_INLINE
-void ChangeColumnFulltext::set_column_name(ArgT0&& arg0, ArgT... args) {
+void SetColumnFulltext::set_column_name(ArgT0&& arg0, ArgT... args) {
 
 _impl_.column_name_.Set(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
-  // @@protoc_insertion_point(field_set:greptime.v1.ChangeColumnFulltext.column_name)
+  // @@protoc_insertion_point(field_set:greptime.v1.SetColumnFulltext.column_name)
 }
-inline std::string* ChangeColumnFulltext::mutable_column_name() {
+inline std::string* SetColumnFulltext::mutable_column_name() {
  std::string* _s = _internal_mutable_column_name();
-  // @@protoc_insertion_point(field_mutable:greptime.v1.ChangeColumnFulltext.column_name)
+  // @@protoc_insertion_point(field_mutable:greptime.v1.SetColumnFulltext.column_name)
  return _s;
 }
-inline const std::string& ChangeColumnFulltext::_internal_column_name() const {
+inline const std::string& SetColumnFulltext::_internal_column_name() const {
  return _impl_.column_name_.Get();
 }
-inline void ChangeColumnFulltext::_internal_set_column_name(const std::string& value) {
+inline void SetColumnFulltext::_internal_set_column_name(const std::string& value) {
  
  _impl_.column_name_.Set(value, GetArenaForAllocation());
 }
-inline std::string* ChangeColumnFulltext::_internal_mutable_column_name() {
+inline std::string* SetColumnFulltext::_internal_mutable_column_name() {
  
  return _impl_.column_name_.Mutable(GetArenaForAllocation());
 }
-inline std::string* ChangeColumnFulltext::release_column_name() {
-  // @@protoc_insertion_point(field_release:greptime.v1.ChangeColumnFulltext.column_name)
+inline std::string* SetColumnFulltext::release_column_name() {
+  // @@protoc_insertion_point(field_release:greptime.v1.SetColumnFulltext.column_name)
  return _impl_.column_name_.Release();
 }
-inline void ChangeColumnFulltext::set_allocated_column_name(std::string* column_name) {
+inline void SetColumnFulltext::set_allocated_column_name(std::string* column_name) {
  if (column_name != nullptr) {
    
  } else {
@@ -10932,67 +11185,121 @@ inline void ChangeColumnFulltext::set_allocated_column_name(std::string* column_
    _impl_.column_name_.Set("", GetArenaForAllocation());
  }
 #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
-  // @@protoc_insertion_point(field_set_allocated:greptime.v1.ChangeColumnFulltext.column_name)
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.SetColumnFulltext.column_name)
 }

 // bool enable = 2;
-inline void ChangeColumnFulltext::clear_enable() {
+inline void SetColumnFulltext::clear_enable() {
  _impl_.enable_ = false;
 }
-inline bool ChangeColumnFulltext::_internal_enable() const {
+inline bool SetColumnFulltext::_internal_enable() const {
  return _impl_.enable_;
 }
-inline bool ChangeColumnFulltext::enable() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ChangeColumnFulltext.enable)
+inline bool SetColumnFulltext::enable() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetColumnFulltext.enable)
  return _internal_enable();
 }
-inline void ChangeColumnFulltext::_internal_set_enable(bool value) {
+inline void SetColumnFulltext::_internal_set_enable(bool value) {
  
  _impl_.enable_ = value;
 }
-inline void ChangeColumnFulltext::set_enable(bool value) {
+inline void SetColumnFulltext::set_enable(bool value) {
  _internal_set_enable(value);
-  // @@protoc_insertion_point(field_set:greptime.v1.ChangeColumnFulltext.enable)
+  // @@protoc_insertion_point(field_set:greptime.v1.SetColumnFulltext.enable)
 }

 // .greptime.v1.Analyzer analyzer = 3;
-inline void ChangeColumnFulltext::clear_analyzer() {
+inline void SetColumnFulltext::clear_analyzer() {
  _impl_.analyzer_ = 0;
 }
-inline ::greptime::v1::Analyzer ChangeColumnFulltext::_internal_analyzer() const {
+inline ::greptime::v1::Analyzer SetColumnFulltext::_internal_analyzer() const {
  return static_cast< ::greptime::v1::Analyzer >(_impl_.analyzer_);
 }
-inline ::greptime::v1::Analyzer ChangeColumnFulltext::analyzer() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ChangeColumnFulltext.analyzer)
+inline ::greptime::v1::Analyzer SetColumnFulltext::analyzer() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetColumnFulltext.analyzer)
  return _internal_analyzer();
 }
-inline void ChangeColumnFulltext::_internal_set_analyzer(::greptime::v1::Analyzer value) {
+inline void SetColumnFulltext::_internal_set_analyzer(::greptime::v1::Analyzer value) {
  
  _impl_.analyzer_ = value;
 }
-inline void ChangeColumnFulltext::set_analyzer(::greptime::v1::Analyzer value) {
+inline void SetColumnFulltext::set_analyzer(::greptime::v1::Analyzer value) {
  _internal_set_analyzer(value);
-  // @@protoc_insertion_point(field_set:greptime.v1.ChangeColumnFulltext.analyzer)
+  // @@protoc_insertion_point(field_set:greptime.v1.SetColumnFulltext.analyzer)
 }

 // bool case_sensitive = 4;
-inline void ChangeColumnFulltext::clear_case_sensitive() {
+inline void SetColumnFulltext::clear_case_sensitive() {
  _impl_.case_sensitive_ = false;
 }
-inline bool ChangeColumnFulltext::_internal_case_sensitive() const {
+inline bool SetColumnFulltext::_internal_case_sensitive() const {
  return _impl_.case_sensitive_;
 }
-inline bool ChangeColumnFulltext::case_sensitive() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.ChangeColumnFulltext.case_sensitive)
+inline bool SetColumnFulltext::case_sensitive() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetColumnFulltext.case_sensitive)
  return _internal_case_sensitive();
 }
-inline void ChangeColumnFulltext::_internal_set_case_sensitive(bool value) {
+inline void SetColumnFulltext::_internal_set_case_sensitive(bool value) {
  
  _impl_.case_sensitive_ = value;
 }
-inline void ChangeColumnFulltext::set_case_sensitive(bool value) {
+inline void SetColumnFulltext::set_case_sensitive(bool value) {
  _internal_set_case_sensitive(value);
-  // @@protoc_insertion_point(field_set:greptime.v1.ChangeColumnFulltext.case_sensitive)
+  // @@protoc_insertion_point(field_set:greptime.v1.SetColumnFulltext.case_sensitive)
+}
+
+// -------------------------------------------------------------------
+
+// UnsetColumnFulltext
+
+// string column_name = 1;
+inline void UnsetColumnFulltext::clear_column_name() {
+  _impl_.column_name_.ClearToEmpty();
+}
+inline const std::string& UnsetColumnFulltext::column_name() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.UnsetColumnFulltext.column_name)
+  return _internal_column_name();
+}
+template <typename ArgT0, typename... ArgT>
+inline PROTOBUF_ALWAYS_INLINE
+void UnsetColumnFulltext::set_column_name(ArgT0&& arg0, ArgT... args) {
+ 
+ _impl_.column_name_.Set(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
+  // @@protoc_insertion_point(field_set:greptime.v1.UnsetColumnFulltext.column_name)
+}
+inline std::string* UnsetColumnFulltext::mutable_column_name() {
+  std::string* _s = _internal_mutable_column_name();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.UnsetColumnFulltext.column_name)
+  return _s;
+}
+inline const std::string& UnsetColumnFulltext::_internal_column_name() const {
+  return _impl_.column_name_.Get();
+}
+inline void UnsetColumnFulltext::_internal_set_column_name(const std::string& value) {
+  
+  _impl_.column_name_.Set(value, GetArenaForAllocation());
+}
+inline std::string* UnsetColumnFulltext::_internal_mutable_column_name() {
+  
+  return _impl_.column_name_.Mutable(GetArenaForAllocation());
+}
+inline std::string* UnsetColumnFulltext::release_column_name() {
+  // @@protoc_insertion_point(field_release:greptime.v1.UnsetColumnFulltext.column_name)
+  return _impl_.column_name_.Release();
+}
+inline void UnsetColumnFulltext::set_allocated_column_name(std::string* column_name) {
+  if (column_name != nullptr) {
+    
+  } else {
+    
+  }
+  _impl_.column_name_.SetAllocated(column_name, GetArenaForAllocation());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (_impl_.column_name_.IsDefault()) {
+    _impl_.column_name_.Set("", GetArenaForAllocation());
+  }
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.UnsetColumnFulltext.column_name)
 }

 #ifdef __GNUC__
@@ -11052,6 +11359,8 @@ inline void ChangeColumnFulltext::set_case_sensitive(bool value) {

 // -------------------------------------------------------------------

+// -------------------------------------------------------------------
+

 // @@protoc_insertion_point(namespace_scope)

@@ -624,6 +624,7 @@ const uint32_t TableStruct_greptime_2fv1_2fregion_2fserver_2eproto::offsets[] PR
  ::_pbi::kInvalidFieldOffsetTag,
  ::_pbi::kInvalidFieldOffsetTag,
  ::_pbi::kInvalidFieldOffsetTag,
+  ::_pbi::kInvalidFieldOffsetTag,
  PROTOBUF_FIELD_OFFSET(::greptime::v1::region::AlterRequest, _impl_.schema_version_),
  PROTOBUF_FIELD_OFFSET(::greptime::v1::region::AlterRequest, _impl_.kind_),
  ~0u,  // no _has_bits_
@@ -722,16 +723,16 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
  { 161, -1, -1, sizeof(::greptime::v1::region::CloseRequest)},
  { 168, -1, -1, sizeof(::greptime::v1::region::AlterRequests)},
  { 175, -1, -1, sizeof(::greptime::v1::region::AlterRequest)},
-  { 189, -1, -1, sizeof(::greptime::v1::region::AddColumns)},
-  { 196, -1, -1, sizeof(::greptime::v1::region::DropColumns)},
-  { 203, -1, -1, sizeof(::greptime::v1::region::AddColumn)},
-  { 211, -1, -1, sizeof(::greptime::v1::region::DropColumn)},
-  { 218, -1, -1, sizeof(::greptime::v1::region::FlushRequest)},
-  { 225, -1, -1, sizeof(::greptime::v1::region::Regular)},
-  { 231, -1, -1, sizeof(::greptime::v1::region::StrictWindow)},
-  { 238, -1, -1, sizeof(::greptime::v1::region::CompactRequest)},
-  { 248, -1, -1, sizeof(::greptime::v1::region::TruncateRequest)},
-  { 255, -1, -1, sizeof(::greptime::v1::region::RegionColumnDef)},
+  { 190, -1, -1, sizeof(::greptime::v1::region::AddColumns)},
+  { 197, -1, -1, sizeof(::greptime::v1::region::DropColumns)},
+  { 204, -1, -1, sizeof(::greptime::v1::region::AddColumn)},
+  { 212, -1, -1, sizeof(::greptime::v1::region::DropColumn)},
+  { 219, -1, -1, sizeof(::greptime::v1::region::FlushRequest)},
+  { 226, -1, -1, sizeof(::greptime::v1::region::Regular)},
+  { 232, -1, -1, sizeof(::greptime::v1::region::StrictWindow)},
+  { 239, -1, -1, sizeof(::greptime::v1::region::CompactRequest)},
+  { 249, -1, -1, sizeof(::greptime::v1::region::TruncateRequest)},
+  { 256, -1, -1, sizeof(::greptime::v1::region::RegionColumnDef)},
 };

 static const ::_pb::Message* const file_default_instances[] = {
@@ -828,38 +829,39 @@ const char descriptor_table_protodef_greptime_2fv1_2fregion_2fserver_2eproto[] P
  ".\n\014OptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 "
  "\001(\t:\0028\001\"!\n\014CloseRequest\022\021\n\tregion_id\030\001 \001"
  "(\004\"C\n\rAlterRequests\0222\n\010requests\030\001 \003(\0132 ."
-  "greptime.v1.region.AlterRequest\"\366\002\n\014Alte"
+  "greptime.v1.region.AlterRequest\"\263\003\n\014Alte"
  "rRequest\022\021\n\tregion_id\030\001 \001(\004\0225\n\013add_colum"
  "ns\030\002 \001(\0132\036.greptime.v1.region.AddColumns"
  "H\000\0227\n\014drop_columns\030\003 \001(\0132\037.greptime.v1.r"
  "egion.DropColumnsH\000\022=\n\023modify_column_typ"
  "es\030\005 \001(\0132\036.greptime.v1.ModifyColumnTypes"
  "H\000\022\?\n\024change_table_options\030\006 \001(\0132\037.grept"
-  "ime.v1.ChangeTableOptionsH\000\022C\n\026change_co"
-  "lumn_fulltext\030\007 \001(\0132!.greptime.v1.Change"
-  "ColumnFulltextH\000\022\026\n\016schema_version\030\004 \001(\004"
-  "B\006\n\004kind\"@\n\nAddColumns\0222\n\013add_columns\030\001 "
-  "\003(\0132\035.greptime.v1.region.AddColumn\"C\n\013Dr"
-  "opColumns\0224\n\014drop_columns\030\001 \003(\0132\036.grepti"
-  "me.v1.region.DropColumn\"v\n\tAddColumn\0227\n\n"
-  "column_def\030\001 \001(\0132#.greptime.v1.region.Re"
-  "gionColumnDef\0220\n\010location\030\003 \001(\0132\036.grepti"
-  "me.v1.AddColumnLocation\"\032\n\nDropColumn\022\014\n"
-  "\004name\030\001 \001(\t\"!\n\014FlushRequest\022\021\n\tregion_id"
-  "\030\001 \001(\004\"\t\n\007Regular\"&\n\014StrictWindow\022\026\n\016win"
-  "dow_seconds\030\001 \001(\003\"\231\001\n\016CompactRequest\022\021\n\t"
-  "region_id\030\001 \001(\004\022.\n\007regular\030\002 \001(\0132\033.grept"
-  "ime.v1.region.RegularH\000\0229\n\rstrict_window"
-  "\030\003 \001(\0132 .greptime.v1.region.StrictWindow"
-  "H\000B\t\n\007options\"$\n\017TruncateRequest\022\021\n\tregi"
-  "on_id\030\001 \001(\004\"P\n\017RegionColumnDef\022*\n\ncolumn"
-  "_def\030\001 \001(\0132\026.greptime.v1.ColumnDef\022\021\n\tco"
-  "lumn_id\030\002 \001(\r2Y\n\006Region\022O\n\006Handle\022!.grep"
-  "time.v1.region.RegionRequest\032\".greptime."
-  "v1.region.RegionResponseB]\n\025io.greptime."
-  "v1.regionB\006ServerZ<github.com/GreptimeTe"
-  "am/greptime-proto/go/greptime/v1/regionb"
-  "\006proto3"
+  "ime.v1.ChangeTableOptionsH\000\022=\n\023set_colum"
+  "n_fulltext\030\007 \001(\0132\036.greptime.v1.SetColumn"
+  "FulltextH\000\022A\n\025unset_column_fulltext\030\010 \001("
+  "\0132 .greptime.v1.UnsetColumnFulltextH\000\022\026\n"
+  "\016schema_version\030\004 \001(\004B\006\n\004kind\"@\n\nAddColu"
+  "mns\0222\n\013add_columns\030\001 \003(\0132\035.greptime.v1.r"
+  "egion.AddColumn\"C\n\013DropColumns\0224\n\014drop_c"
+  "olumns\030\001 \003(\0132\036.greptime.v1.region.DropCo"
+  "lumn\"v\n\tAddColumn\0227\n\ncolumn_def\030\001 \001(\0132#."
+  "greptime.v1.region.RegionColumnDef\0220\n\010lo"
+  "cation\030\003 \001(\0132\036.greptime.v1.AddColumnLoca"
+  "tion\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"!\n\014Flus"
+  "hRequest\022\021\n\tregion_id\030\001 \001(\004\"\t\n\007Regular\"&"
+  "\n\014StrictWindow\022\026\n\016window_seconds\030\001 \001(\003\"\231"
+  "\001\n\016CompactRequest\022\021\n\tregion_id\030\001 \001(\004\022.\n\007"
+  "regular\030\002 \001(\0132\033.greptime.v1.region.Regul"
+  "arH\000\0229\n\rstrict_window\030\003 \001(\0132 .greptime.v"
+  "1.region.StrictWindowH\000B\t\n\007options\"$\n\017Tr"
+  "uncateRequest\022\021\n\tregion_id\030\001 \001(\004\"P\n\017Regi"
+  "onColumnDef\022*\n\ncolumn_def\030\001 \001(\0132\026.grepti"
+  "me.v1.ColumnDef\022\021\n\tcolumn_id\030\002 \001(\r2Y\n\006Re"
+  "gion\022O\n\006Handle\022!.greptime.v1.region.Regi"
+  "onRequest\032\".greptime.v1.region.RegionRes"
+  "ponseB]\n\025io.greptime.v1.regionB\006ServerZ<"
+  "github.com/GreptimeTeam/greptime-proto/g"
+  "o/greptime/v1/regionb\006proto3"
  ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fregion_2fserver_2eproto_deps[3] = {
  &::descriptor_table_greptime_2fv1_2fcommon_2eproto,
@@ -868,7 +870,7 @@ static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2freg
 };
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fregion_2fserver_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fregion_2fserver_2eproto = {
-    false, false, 3647, descriptor_table_protodef_greptime_2fv1_2fregion_2fserver_2eproto,
+    false, false, 3708, descriptor_table_protodef_greptime_2fv1_2fregion_2fserver_2eproto,
    "greptime/v1/region/server.proto",
    &descriptor_table_greptime_2fv1_2fregion_2fserver_2eproto_once, descriptor_table_greptime_2fv1_2fregion_2fserver_2eproto_deps, 3, 30,
    schemas, file_default_instances, TableStruct_greptime_2fv1_2fregion_2fserver_2eproto::offsets,
@@ -5331,7 +5333,8 @@ class AlterRequest::_Internal {
  static const ::greptime::v1::region::DropColumns& drop_columns(const AlterRequest* msg);
  static const ::greptime::v1::ModifyColumnTypes& modify_column_types(const AlterRequest* msg);
  static const ::greptime::v1::ChangeTableOptions& change_table_options(const AlterRequest* msg);
-  static const ::greptime::v1::ChangeColumnFulltext& change_column_fulltext(const AlterRequest* msg);
+  static const ::greptime::v1::SetColumnFulltext& set_column_fulltext(const AlterRequest* msg);
+  static const ::greptime::v1::UnsetColumnFulltext& unset_column_fulltext(const AlterRequest* msg);
 };

 const ::greptime::v1::region::AddColumns&
@@ -5350,9 +5353,13 @@ const ::greptime::v1::ChangeTableOptions&
 AlterRequest::_Internal::change_table_options(const AlterRequest* msg) {
  return *msg->_impl_.kind_.change_table_options_;
 }
-const ::greptime::v1::ChangeColumnFulltext&
-AlterRequest::_Internal::change_column_fulltext(const AlterRequest* msg) {
-  return *msg->_impl_.kind_.change_column_fulltext_;
+const ::greptime::v1::SetColumnFulltext&
+AlterRequest::_Internal::set_column_fulltext(const AlterRequest* msg) {
+  return *msg->_impl_.kind_.set_column_fulltext_;
+}
+const ::greptime::v1::UnsetColumnFulltext&
+AlterRequest::_Internal::unset_column_fulltext(const AlterRequest* msg) {
+  return *msg->_impl_.kind_.unset_column_fulltext_;
 }
 void AlterRequest::set_allocated_add_columns(::greptime::v1::region::AddColumns* add_columns) {
  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
@@ -5432,26 +5439,50 @@ void AlterRequest::clear_change_table_options() {
    clear_has_kind();
  }
 }
-void AlterRequest::set_allocated_change_column_fulltext(::greptime::v1::ChangeColumnFulltext* change_column_fulltext) {
+void AlterRequest::set_allocated_set_column_fulltext(::greptime::v1::SetColumnFulltext* set_column_fulltext) {
  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
  clear_kind();
-  if (change_column_fulltext) {
+  if (set_column_fulltext) {
    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
        ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(
-                reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(change_column_fulltext));
+                reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(set_column_fulltext));
    if (message_arena != submessage_arena) {
-      change_column_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, change_column_fulltext, submessage_arena);
+      set_column_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, set_column_fulltext, submessage_arena);
    }
-    set_has_change_column_fulltext();
-    _impl_.kind_.change_column_fulltext_ = change_column_fulltext;
+    set_has_set_column_fulltext();
+    _impl_.kind_.set_column_fulltext_ = set_column_fulltext;
  }
-  // @@protoc_insertion_point(field_set_allocated:greptime.v1.region.AlterRequest.change_column_fulltext)
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.region.AlterRequest.set_column_fulltext)
 }
-void AlterRequest::clear_change_column_fulltext() {
-  if (_internal_has_change_column_fulltext()) {
+void AlterRequest::clear_set_column_fulltext() {
+  if (_internal_has_set_column_fulltext()) {
    if (GetArenaForAllocation() == nullptr) {
-      delete _impl_.kind_.change_column_fulltext_;
+      delete _impl_.kind_.set_column_fulltext_;
+    }
+    clear_has_kind();
+  }
+}
+void AlterRequest::set_allocated_unset_column_fulltext(::greptime::v1::UnsetColumnFulltext* unset_column_fulltext) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_kind();
+  if (unset_column_fulltext) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+        ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(
+                reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(unset_column_fulltext));
+    if (message_arena != submessage_arena) {
+      unset_column_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, unset_column_fulltext, submessage_arena);
+    }
+    set_has_unset_column_fulltext();
+    _impl_.kind_.unset_column_fulltext_ = unset_column_fulltext;
+  }
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.region.AlterRequest.unset_column_fulltext)
+}
+void AlterRequest::clear_unset_column_fulltext() {
+  if (_internal_has_unset_column_fulltext()) {
+    if (GetArenaForAllocation() == nullptr) {
+      delete _impl_.kind_.unset_column_fulltext_;
    }
    clear_has_kind();
  }
@@ -5498,9 +5529,14 @@ AlterRequest::AlterRequest(const AlterRequest& from)
          from._internal_change_table_options());
      break;
    }
-    case kChangeColumnFulltext: {
-      _this->_internal_mutable_change_column_fulltext()->::greptime::v1::ChangeColumnFulltext::MergeFrom(
-          from._internal_change_column_fulltext());
+    case kSetColumnFulltext: {
+      _this->_internal_mutable_set_column_fulltext()->::greptime::v1::SetColumnFulltext::MergeFrom(
+          from._internal_set_column_fulltext());
+      break;
+    }
+    case kUnsetColumnFulltext: {
+      _this->_internal_mutable_unset_column_fulltext()->::greptime::v1::UnsetColumnFulltext::MergeFrom(
+          from._internal_unset_column_fulltext());
      break;
    }
    case KIND_NOT_SET: {
@@ -5571,9 +5607,15 @@ void AlterRequest::clear_kind() {
      }
      break;
    }
-    case kChangeColumnFulltext: {
+    case kSetColumnFulltext: {
      if (GetArenaForAllocation() == nullptr) {
-        delete _impl_.kind_.change_column_fulltext_;
+        delete _impl_.kind_.set_column_fulltext_;
+      }
+      break;
+    }
+    case kUnsetColumnFulltext: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete _impl_.kind_.unset_column_fulltext_;
      }
      break;
    }
@@ -5652,10 +5694,18 @@ const char* AlterRequest::_InternalParse(const char* ptr, ::_pbi::ParseContext*
        } else
          goto handle_unusual;
        continue;
-      // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;
+      // .greptime.v1.SetColumnFulltext set_column_fulltext = 7;
      case 7:
        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 58)) {
-          ptr = ctx->ParseMessage(_internal_mutable_change_column_fulltext(), ptr);
+          ptr = ctx->ParseMessage(_internal_mutable_set_column_fulltext(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;
+      case 8:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 66)) {
+          ptr = ctx->ParseMessage(_internal_mutable_unset_column_fulltext(), ptr);
          CHK_(ptr);
        } else
          goto handle_unusual;
@@ -5729,11 +5779,18 @@ uint8_t* AlterRequest::_InternalSerialize(
        _Internal::change_table_options(this).GetCachedSize(), target, stream);
  }

-  // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;
-  if (_internal_has_change_column_fulltext()) {
+  // .greptime.v1.SetColumnFulltext set_column_fulltext = 7;
+  if (_internal_has_set_column_fulltext()) {
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessage(7, _Internal::change_column_fulltext(this),
-        _Internal::change_column_fulltext(this).GetCachedSize(), target, stream);
+      InternalWriteMessage(7, _Internal::set_column_fulltext(this),
+        _Internal::set_column_fulltext(this).GetCachedSize(), target, stream);
+  }
+
+  // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;
+  if (_internal_has_unset_column_fulltext()) {
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(8, _Internal::unset_column_fulltext(this),
+        _Internal::unset_column_fulltext(this).GetCachedSize(), target, stream);
  }

  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
@@ -5791,11 +5848,18 @@ size_t AlterRequest::ByteSizeLong() const {
          *_impl_.kind_.change_table_options_);
      break;
    }
-    // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;
-    case kChangeColumnFulltext: {
+    // .greptime.v1.SetColumnFulltext set_column_fulltext = 7;
+    case kSetColumnFulltext: {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          *_impl_.kind_.change_column_fulltext_);
+          *_impl_.kind_.set_column_fulltext_);
+      break;
+    }
+    // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;
+    case kUnsetColumnFulltext: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *_impl_.kind_.unset_column_fulltext_);
      break;
    }
    case KIND_NOT_SET: {
@@ -5847,9 +5911,14 @@ void AlterRequest::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::P
          from._internal_change_table_options());
      break;
    }
-    case kChangeColumnFulltext: {
-      _this->_internal_mutable_change_column_fulltext()->::greptime::v1::ChangeColumnFulltext::MergeFrom(
-          from._internal_change_column_fulltext());
+    case kSetColumnFulltext: {
+      _this->_internal_mutable_set_column_fulltext()->::greptime::v1::SetColumnFulltext::MergeFrom(
+          from._internal_set_column_fulltext());
+      break;
+    }
+    case kUnsetColumnFulltext: {
+      _this->_internal_mutable_unset_column_fulltext()->::greptime::v1::UnsetColumnFulltext::MergeFrom(
+          from._internal_unset_column_fulltext());
      break;
    }
    case KIND_NOT_SET: {
@@ -3252,7 +3252,8 @@ class AlterRequest final :
    kDropColumns = 3,
    kModifyColumnTypes = 5,
    kChangeTableOptions = 6,
-    kChangeColumnFulltext = 7,
+    kSetColumnFulltext = 7,
+    kUnsetColumnFulltext = 8,
    KIND_NOT_SET = 0,
  };

@@ -3340,7 +3341,8 @@ class AlterRequest final :
    kDropColumnsFieldNumber = 3,
    kModifyColumnTypesFieldNumber = 5,
    kChangeTableOptionsFieldNumber = 6,
-    kChangeColumnFulltextFieldNumber = 7,
+    kSetColumnFulltextFieldNumber = 7,
+    kUnsetColumnFulltextFieldNumber = 8,
  };
  // uint64 region_id = 1;
  void clear_region_id();
@@ -3432,23 +3434,41 @@ class AlterRequest final :
      ::greptime::v1::ChangeTableOptions* change_table_options);
  ::greptime::v1::ChangeTableOptions* unsafe_arena_release_change_table_options();

-  // .greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;
-  bool has_change_column_fulltext() const;
+  // .greptime.v1.SetColumnFulltext set_column_fulltext = 7;
+  bool has_set_column_fulltext() const;
  private:
-  bool _internal_has_change_column_fulltext() const;
+  bool _internal_has_set_column_fulltext() const;
  public:
-  void clear_change_column_fulltext();
-  const ::greptime::v1::ChangeColumnFulltext& change_column_fulltext() const;
-  PROTOBUF_NODISCARD ::greptime::v1::ChangeColumnFulltext* release_change_column_fulltext();
-  ::greptime::v1::ChangeColumnFulltext* mutable_change_column_fulltext();
-  void set_allocated_change_column_fulltext(::greptime::v1::ChangeColumnFulltext* change_column_fulltext);
+  void clear_set_column_fulltext();
+  const ::greptime::v1::SetColumnFulltext& set_column_fulltext() const;
+  PROTOBUF_NODISCARD ::greptime::v1::SetColumnFulltext* release_set_column_fulltext();
+  ::greptime::v1::SetColumnFulltext* mutable_set_column_fulltext();
+  void set_allocated_set_column_fulltext(::greptime::v1::SetColumnFulltext* set_column_fulltext);
  private:
-  const ::greptime::v1::ChangeColumnFulltext& _internal_change_column_fulltext() const;
-  ::greptime::v1::ChangeColumnFulltext* _internal_mutable_change_column_fulltext();
+  const ::greptime::v1::SetColumnFulltext& _internal_set_column_fulltext() const;
+  ::greptime::v1::SetColumnFulltext* _internal_mutable_set_column_fulltext();
  public:
-  void unsafe_arena_set_allocated_change_column_fulltext(
-      ::greptime::v1::ChangeColumnFulltext* change_column_fulltext);
-  ::greptime::v1::ChangeColumnFulltext* unsafe_arena_release_change_column_fulltext();
+  void unsafe_arena_set_allocated_set_column_fulltext(
+      ::greptime::v1::SetColumnFulltext* set_column_fulltext);
+  ::greptime::v1::SetColumnFulltext* unsafe_arena_release_set_column_fulltext();
+
+  // .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;
+  bool has_unset_column_fulltext() const;
+  private:
+  bool _internal_has_unset_column_fulltext() const;
+  public:
+  void clear_unset_column_fulltext();
+  const ::greptime::v1::UnsetColumnFulltext& unset_column_fulltext() const;
+  PROTOBUF_NODISCARD ::greptime::v1::UnsetColumnFulltext* release_unset_column_fulltext();
+  ::greptime::v1::UnsetColumnFulltext* mutable_unset_column_fulltext();
+  void set_allocated_unset_column_fulltext(::greptime::v1::UnsetColumnFulltext* unset_column_fulltext);
+  private:
+  const ::greptime::v1::UnsetColumnFulltext& _internal_unset_column_fulltext() const;
+  ::greptime::v1::UnsetColumnFulltext* _internal_mutable_unset_column_fulltext();
+  public:
+  void unsafe_arena_set_allocated_unset_column_fulltext(
+      ::greptime::v1::UnsetColumnFulltext* unset_column_fulltext);
+  ::greptime::v1::UnsetColumnFulltext* unsafe_arena_release_unset_column_fulltext();

  void clear_kind();
  KindCase kind_case() const;
@@ -3459,7 +3479,8 @@ class AlterRequest final :
  void set_has_drop_columns();
  void set_has_modify_column_types();
  void set_has_change_table_options();
-  void set_has_change_column_fulltext();
+  void set_has_set_column_fulltext();
+  void set_has_unset_column_fulltext();

  inline bool has_kind() const;
  inline void clear_has_kind();
@@ -3477,7 +3498,8 @@ class AlterRequest final :
      ::greptime::v1::region::DropColumns* drop_columns_;
      ::greptime::v1::ModifyColumnTypes* modify_column_types_;
      ::greptime::v1::ChangeTableOptions* change_table_options_;
-      ::greptime::v1::ChangeColumnFulltext* change_column_fulltext_;
+      ::greptime::v1::SetColumnFulltext* set_column_fulltext_;
+      ::greptime::v1::UnsetColumnFulltext* unset_column_fulltext_;
    } kind_;
    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
    uint32_t _oneof_case_[1];
@@ -7800,69 +7822,135 @@ inline ::greptime::v1::ChangeTableOptions* AlterRequest::mutable_change_table_op
  return _msg;
 }

-// .greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;
-inline bool AlterRequest::_internal_has_change_column_fulltext() const {
-  return kind_case() == kChangeColumnFulltext;
+// .greptime.v1.SetColumnFulltext set_column_fulltext = 7;
+inline bool AlterRequest::_internal_has_set_column_fulltext() const {
+  return kind_case() == kSetColumnFulltext;
 }
-inline bool AlterRequest::has_change_column_fulltext() const {
-  return _internal_has_change_column_fulltext();
+inline bool AlterRequest::has_set_column_fulltext() const {
+  return _internal_has_set_column_fulltext();
 }
-inline void AlterRequest::set_has_change_column_fulltext() {
-  _impl_._oneof_case_[0] = kChangeColumnFulltext;
+inline void AlterRequest::set_has_set_column_fulltext() {
+  _impl_._oneof_case_[0] = kSetColumnFulltext;
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterRequest::release_change_column_fulltext() {
-  // @@protoc_insertion_point(field_release:greptime.v1.region.AlterRequest.change_column_fulltext)
-  if (_internal_has_change_column_fulltext()) {
+inline ::greptime::v1::SetColumnFulltext* AlterRequest::release_set_column_fulltext() {
+  // @@protoc_insertion_point(field_release:greptime.v1.region.AlterRequest.set_column_fulltext)
+  if (_internal_has_set_column_fulltext()) {
    clear_has_kind();
-    ::greptime::v1::ChangeColumnFulltext* temp = _impl_.kind_.change_column_fulltext_;
+    ::greptime::v1::SetColumnFulltext* temp = _impl_.kind_.set_column_fulltext_;
    if (GetArenaForAllocation() != nullptr) {
      temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
    }
-    _impl_.kind_.change_column_fulltext_ = nullptr;
+    _impl_.kind_.set_column_fulltext_ = nullptr;
    return temp;
  } else {
    return nullptr;
  }
 }
-inline const ::greptime::v1::ChangeColumnFulltext& AlterRequest::_internal_change_column_fulltext() const {
-  return _internal_has_change_column_fulltext()
-      ? *_impl_.kind_.change_column_fulltext_
-      : reinterpret_cast< ::greptime::v1::ChangeColumnFulltext&>(::greptime::v1::_ChangeColumnFulltext_default_instance_);
+inline const ::greptime::v1::SetColumnFulltext& AlterRequest::_internal_set_column_fulltext() const {
+  return _internal_has_set_column_fulltext()
+      ? *_impl_.kind_.set_column_fulltext_
+      : reinterpret_cast< ::greptime::v1::SetColumnFulltext&>(::greptime::v1::_SetColumnFulltext_default_instance_);
 }
-inline const ::greptime::v1::ChangeColumnFulltext& AlterRequest::change_column_fulltext() const {
-  // @@protoc_insertion_point(field_get:greptime.v1.region.AlterRequest.change_column_fulltext)
-  return _internal_change_column_fulltext();
+inline const ::greptime::v1::SetColumnFulltext& AlterRequest::set_column_fulltext() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.region.AlterRequest.set_column_fulltext)
+  return _internal_set_column_fulltext();
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterRequest::unsafe_arena_release_change_column_fulltext() {
-  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.region.AlterRequest.change_column_fulltext)
-  if (_internal_has_change_column_fulltext()) {
+inline ::greptime::v1::SetColumnFulltext* AlterRequest::unsafe_arena_release_set_column_fulltext() {
+  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.region.AlterRequest.set_column_fulltext)
+  if (_internal_has_set_column_fulltext()) {
    clear_has_kind();
-    ::greptime::v1::ChangeColumnFulltext* temp = _impl_.kind_.change_column_fulltext_;
-    _impl_.kind_.change_column_fulltext_ = nullptr;
+    ::greptime::v1::SetColumnFulltext* temp = _impl_.kind_.set_column_fulltext_;
+    _impl_.kind_.set_column_fulltext_ = nullptr;
    return temp;
  } else {
    return nullptr;
  }
 }
-inline void AlterRequest::unsafe_arena_set_allocated_change_column_fulltext(::greptime::v1::ChangeColumnFulltext* change_column_fulltext) {
+inline void AlterRequest::unsafe_arena_set_allocated_set_column_fulltext(::greptime::v1::SetColumnFulltext* set_column_fulltext) {
  clear_kind();
-  if (change_column_fulltext) {
-    set_has_change_column_fulltext();
-    _impl_.kind_.change_column_fulltext_ = change_column_fulltext;
+  if (set_column_fulltext) {
+    set_has_set_column_fulltext();
+    _impl_.kind_.set_column_fulltext_ = set_column_fulltext;
  }
-  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.region.AlterRequest.change_column_fulltext)
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.region.AlterRequest.set_column_fulltext)
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterRequest::_internal_mutable_change_column_fulltext() {
-  if (!_internal_has_change_column_fulltext()) {
+inline ::greptime::v1::SetColumnFulltext* AlterRequest::_internal_mutable_set_column_fulltext() {
+  if (!_internal_has_set_column_fulltext()) {
    clear_kind();
-    set_has_change_column_fulltext();
-    _impl_.kind_.change_column_fulltext_ = CreateMaybeMessage< ::greptime::v1::ChangeColumnFulltext >(GetArenaForAllocation());
+    set_has_set_column_fulltext();
+    _impl_.kind_.set_column_fulltext_ = CreateMaybeMessage< ::greptime::v1::SetColumnFulltext >(GetArenaForAllocation());
  }
-  return _impl_.kind_.change_column_fulltext_;
+  return _impl_.kind_.set_column_fulltext_;
 }
-inline ::greptime::v1::ChangeColumnFulltext* AlterRequest::mutable_change_column_fulltext() {
-  ::greptime::v1::ChangeColumnFulltext* _msg = _internal_mutable_change_column_fulltext();
-  // @@protoc_insertion_point(field_mutable:greptime.v1.region.AlterRequest.change_column_fulltext)
+inline ::greptime::v1::SetColumnFulltext* AlterRequest::mutable_set_column_fulltext() {
+  ::greptime::v1::SetColumnFulltext* _msg = _internal_mutable_set_column_fulltext();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.region.AlterRequest.set_column_fulltext)
+  return _msg;
+}
+
+// .greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;
+inline bool AlterRequest::_internal_has_unset_column_fulltext() const {
+  return kind_case() == kUnsetColumnFulltext;
+}
+inline bool AlterRequest::has_unset_column_fulltext() const {
+  return _internal_has_unset_column_fulltext();
+}
+inline void AlterRequest::set_has_unset_column_fulltext() {
+  _impl_._oneof_case_[0] = kUnsetColumnFulltext;
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterRequest::release_unset_column_fulltext() {
+  // @@protoc_insertion_point(field_release:greptime.v1.region.AlterRequest.unset_column_fulltext)
+  if (_internal_has_unset_column_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::UnsetColumnFulltext* temp = _impl_.kind_.unset_column_fulltext_;
+    if (GetArenaForAllocation() != nullptr) {
+      temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+    }
+    _impl_.kind_.unset_column_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline const ::greptime::v1::UnsetColumnFulltext& AlterRequest::_internal_unset_column_fulltext() const {
+  return _internal_has_unset_column_fulltext()
+      ? *_impl_.kind_.unset_column_fulltext_
+      : reinterpret_cast< ::greptime::v1::UnsetColumnFulltext&>(::greptime::v1::_UnsetColumnFulltext_default_instance_);
+}
+inline const ::greptime::v1::UnsetColumnFulltext& AlterRequest::unset_column_fulltext() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.region.AlterRequest.unset_column_fulltext)
+  return _internal_unset_column_fulltext();
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterRequest::unsafe_arena_release_unset_column_fulltext() {
+  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.region.AlterRequest.unset_column_fulltext)
+  if (_internal_has_unset_column_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::UnsetColumnFulltext* temp = _impl_.kind_.unset_column_fulltext_;
+    _impl_.kind_.unset_column_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline void AlterRequest::unsafe_arena_set_allocated_unset_column_fulltext(::greptime::v1::UnsetColumnFulltext* unset_column_fulltext) {
+  clear_kind();
+  if (unset_column_fulltext) {
+    set_has_unset_column_fulltext();
+    _impl_.kind_.unset_column_fulltext_ = unset_column_fulltext;
+  }
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.region.AlterRequest.unset_column_fulltext)
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterRequest::_internal_mutable_unset_column_fulltext() {
+  if (!_internal_has_unset_column_fulltext()) {
+    clear_kind();
+    set_has_unset_column_fulltext();
+    _impl_.kind_.unset_column_fulltext_ = CreateMaybeMessage< ::greptime::v1::UnsetColumnFulltext >(GetArenaForAllocation());
+  }
+  return _impl_.kind_.unset_column_fulltext_;
+}
+inline ::greptime::v1::UnsetColumnFulltext* AlterRequest::mutable_unset_column_fulltext() {
+  ::greptime::v1::UnsetColumnFulltext* _msg = _internal_mutable_unset_column_fulltext();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.region.AlterRequest.unset_column_fulltext)
  return _msg;
 }

@@ -844,7 +844,8 @@ type AlterExpr struct {
 	//	*AlterExpr_RenameTable
 	//	*AlterExpr_ModifyColumnTypes
 	//	*AlterExpr_ChangeTableOptions
-	//	*AlterExpr_ChangeColumnFulltext
+	//	*AlterExpr_SetColumnFulltext
+	//	*AlterExpr_UnsetColumnFulltext
 	Kind isAlterExpr_Kind `protobuf_oneof:"kind"`
 }

@@ -943,9 +944,16 @@ func (x *AlterExpr) GetChangeTableOptions() *ChangeTableOptions {
 	return nil
 }

-func (x *AlterExpr) GetChangeColumnFulltext() *ChangeColumnFulltext {
-	if x, ok := x.GetKind().(*AlterExpr_ChangeColumnFulltext); ok {
-		return x.ChangeColumnFulltext
+func (x *AlterExpr) GetSetColumnFulltext() *SetColumnFulltext {
+	if x, ok := x.GetKind().(*AlterExpr_SetColumnFulltext); ok {
+		return x.SetColumnFulltext
+	}
+	return nil
+}
+
+func (x *AlterExpr) GetUnsetColumnFulltext() *UnsetColumnFulltext {
+	if x, ok := x.GetKind().(*AlterExpr_UnsetColumnFulltext); ok {
+		return x.UnsetColumnFulltext
 	}
 	return nil
 }
@@ -974,8 +982,12 @@ type AlterExpr_ChangeTableOptions struct {
 	ChangeTableOptions *ChangeTableOptions `protobuf:"bytes,8,opt,name=change_table_options,json=changeTableOptions,proto3,oneof"`
 }

-type AlterExpr_ChangeColumnFulltext struct {
-	ChangeColumnFulltext *ChangeColumnFulltext `protobuf:"bytes,9,opt,name=change_column_fulltext,json=changeColumnFulltext,proto3,oneof"`
+type AlterExpr_SetColumnFulltext struct {
+	SetColumnFulltext *SetColumnFulltext `protobuf:"bytes,9,opt,name=set_column_fulltext,json=setColumnFulltext,proto3,oneof"`
+}
+
+type AlterExpr_UnsetColumnFulltext struct {
+	UnsetColumnFulltext *UnsetColumnFulltext `protobuf:"bytes,10,opt,name=unset_column_fulltext,json=unsetColumnFulltext,proto3,oneof"`
 }

 func (*AlterExpr_AddColumns) isAlterExpr_Kind() {}
@@ -988,7 +1000,9 @@ func (*AlterExpr_ModifyColumnTypes) isAlterExpr_Kind() {}

 func (*AlterExpr_ChangeTableOptions) isAlterExpr_Kind() {}

-func (*AlterExpr_ChangeColumnFulltext) isAlterExpr_Kind() {}
+func (*AlterExpr_SetColumnFulltext) isAlterExpr_Kind() {}
+
+func (*AlterExpr_UnsetColumnFulltext) isAlterExpr_Kind() {}

 type DropTableExpr struct {
 	state         protoimpl.MessageState
@@ -1983,7 +1997,7 @@ func (x *AddColumnLocation) GetAfterColumnName() string {
 	return ""
 }

-type ChangeColumnFulltext struct {
+type SetColumnFulltext struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
@@ -1994,8 +2008,8 @@ type ChangeColumnFulltext struct {
 	CaseSensitive bool     `protobuf:"varint,4,opt,name=case_sensitive,json=caseSensitive,proto3" json:"case_sensitive,omitempty"`
 }

-func (x *ChangeColumnFulltext) Reset() {
-	*x = ChangeColumnFulltext{}
+func (x *SetColumnFulltext) Reset() {
+	*x = SetColumnFulltext{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_greptime_v1_ddl_proto_msgTypes[24]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -2003,13 +2017,13 @@ func (x *ChangeColumnFulltext) Reset() {
 	}
 }

-func (x *ChangeColumnFulltext) String() string {
+func (x *SetColumnFulltext) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }

-func (*ChangeColumnFulltext) ProtoMessage() {}
+func (*SetColumnFulltext) ProtoMessage() {}

-func (x *ChangeColumnFulltext) ProtoReflect() protoreflect.Message {
+func (x *SetColumnFulltext) ProtoReflect() protoreflect.Message {
 	mi := &file_greptime_v1_ddl_proto_msgTypes[24]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -2021,39 +2035,86 @@ func (x *ChangeColumnFulltext) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }

-// Deprecated: Use ChangeColumnFulltext.ProtoReflect.Descriptor instead.
-func (*ChangeColumnFulltext) Descriptor() ([]byte, []int) {
+// Deprecated: Use SetColumnFulltext.ProtoReflect.Descriptor instead.
+func (*SetColumnFulltext) Descriptor() ([]byte, []int) {
 	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{24}
 }

-func (x *ChangeColumnFulltext) GetColumnName() string {
+func (x *SetColumnFulltext) GetColumnName() string {
 	if x != nil {
 		return x.ColumnName
 	}
 	return ""
 }

-func (x *ChangeColumnFulltext) GetEnable() bool {
+func (x *SetColumnFulltext) GetEnable() bool {
 	if x != nil {
 		return x.Enable
 	}
 	return false
 }

-func (x *ChangeColumnFulltext) GetAnalyzer() Analyzer {
+func (x *SetColumnFulltext) GetAnalyzer() Analyzer {
 	if x != nil {
 		return x.Analyzer
 	}
 	return Analyzer_ENGLISH
 }

-func (x *ChangeColumnFulltext) GetCaseSensitive() bool {
+func (x *SetColumnFulltext) GetCaseSensitive() bool {
 	if x != nil {
 		return x.CaseSensitive
 	}
 	return false
 }

+type UnsetColumnFulltext 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"`
+}
+
+func (x *UnsetColumnFulltext) Reset() {
+	*x = UnsetColumnFulltext{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_greptime_v1_ddl_proto_msgTypes[25]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *UnsetColumnFulltext) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*UnsetColumnFulltext) ProtoMessage() {}
+
+func (x *UnsetColumnFulltext) ProtoReflect() protoreflect.Message {
+	mi := &file_greptime_v1_ddl_proto_msgTypes[25]
+	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 UnsetColumnFulltext.ProtoReflect.Descriptor instead.
+func (*UnsetColumnFulltext) Descriptor() ([]byte, []int) {
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{25}
+}
+
+func (x *UnsetColumnFulltext) GetColumnName() string {
+	if x != nil {
+		return x.ColumnName
+	}
+	return ""
+}
+
 var File_greptime_v1_ddl_proto protoreflect.FileDescriptor

 var file_greptime_v1_ddl_proto_rawDesc = []byte{
@@ -2212,7 +2273,7 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
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 	0x0a, 0x0c, 0x63, 0x61, 0x74, 0x61, 0x6c, 0x6f, 0x67, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01,
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@@ -2241,172 +2302,180 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
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 }

 var (
@@ -2422,7 +2491,7 @@ func file_greptime_v1_ddl_proto_rawDescGZIP() []byte {
 }

 var file_greptime_v1_ddl_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_greptime_v1_ddl_proto_msgTypes = make([]protoimpl.MessageInfo, 28)
+var file_greptime_v1_ddl_proto_msgTypes = make([]protoimpl.MessageInfo, 29)
 var file_greptime_v1_ddl_proto_goTypes = []interface{}{
 	(Analyzer)(0),                       // 0: greptime.v1.Analyzer
 	(AddColumnLocation_LocationType)(0), // 1: greptime.v1.AddColumnLocation.LocationType
@@ -2450,16 +2519,17 @@ var file_greptime_v1_ddl_proto_goTypes = []interface{}{
 	(*FlowId)(nil),                      // 23: greptime.v1.FlowId
 	(*ColumnDef)(nil),                   // 24: greptime.v1.ColumnDef
 	(*AddColumnLocation)(nil),           // 25: greptime.v1.AddColumnLocation
-	(*ChangeColumnFulltext)(nil),        // 26: greptime.v1.ChangeColumnFulltext
-	nil,                                 // 27: greptime.v1.CreateFlowExpr.FlowOptionsEntry
-	nil,                                 // 28: greptime.v1.CreateTableExpr.TableOptionsEntry
-	nil,                                 // 29: greptime.v1.CreateDatabaseExpr.OptionsEntry
-	(*TableName)(nil),                   // 30: greptime.v1.TableName
-	(*ExpireAfter)(nil),                 // 31: greptime.v1.ExpireAfter
-	(ColumnDataType)(0),                 // 32: greptime.v1.ColumnDataType
-	(*ColumnDataTypeExtension)(nil),     // 33: greptime.v1.ColumnDataTypeExtension
-	(SemanticType)(0),                   // 34: greptime.v1.SemanticType
-	(*ColumnOptions)(nil),               // 35: greptime.v1.ColumnOptions
+	(*SetColumnFulltext)(nil),           // 26: greptime.v1.SetColumnFulltext
+	(*UnsetColumnFulltext)(nil),         // 27: greptime.v1.UnsetColumnFulltext
+	nil,                                 // 28: greptime.v1.CreateFlowExpr.FlowOptionsEntry
+	nil,                                 // 29: greptime.v1.CreateTableExpr.TableOptionsEntry
+	nil,                                 // 30: greptime.v1.CreateDatabaseExpr.OptionsEntry
+	(*TableName)(nil),                   // 31: greptime.v1.TableName
+	(*ExpireAfter)(nil),                 // 32: greptime.v1.ExpireAfter
+	(ColumnDataType)(0),                 // 33: greptime.v1.ColumnDataType
+	(*ColumnDataTypeExtension)(nil),     // 34: greptime.v1.ColumnDataTypeExtension
+	(SemanticType)(0),                   // 35: greptime.v1.SemanticType
+	(*ColumnOptions)(nil),               // 36: greptime.v1.ColumnOptions
 }
 var file_greptime_v1_ddl_proto_depIdxs = []int32{
 	10, // 0: greptime.v1.DdlRequest.create_database:type_name -> greptime.v1.CreateDatabaseExpr
@@ -2471,44 +2541,45 @@ var file_greptime_v1_ddl_proto_depIdxs = []int32{
 	4,  // 6: greptime.v1.DdlRequest.drop_flow:type_name -> greptime.v1.DropFlowExpr
 	5,  // 7: greptime.v1.DdlRequest.create_view:type_name -> greptime.v1.CreateViewExpr
 	6,  // 8: greptime.v1.DdlRequest.drop_view:type_name -> greptime.v1.DropViewExpr
-	30, // 9: greptime.v1.CreateFlowExpr.source_table_names:type_name -> greptime.v1.TableName
-	30, // 10: greptime.v1.CreateFlowExpr.sink_table_name:type_name -> greptime.v1.TableName
-	31, // 11: greptime.v1.CreateFlowExpr.expire_after:type_name -> greptime.v1.ExpireAfter
-	27, // 12: greptime.v1.CreateFlowExpr.flow_options:type_name -> greptime.v1.CreateFlowExpr.FlowOptionsEntry
+	31, // 9: greptime.v1.CreateFlowExpr.source_table_names:type_name -> greptime.v1.TableName
+	31, // 10: greptime.v1.CreateFlowExpr.sink_table_name:type_name -> greptime.v1.TableName
+	32, // 11: greptime.v1.CreateFlowExpr.expire_after:type_name -> greptime.v1.ExpireAfter
+	28, // 12: greptime.v1.CreateFlowExpr.flow_options:type_name -> greptime.v1.CreateFlowExpr.FlowOptionsEntry
 	23, // 13: greptime.v1.DropFlowExpr.flow_id:type_name -> greptime.v1.FlowId
-	30, // 14: greptime.v1.CreateViewExpr.table_names:type_name -> greptime.v1.TableName
+	31, // 14: greptime.v1.CreateViewExpr.table_names:type_name -> greptime.v1.TableName
 	22, // 15: greptime.v1.DropViewExpr.view_id:type_name -> greptime.v1.TableId
 	24, // 16: greptime.v1.CreateTableExpr.column_defs:type_name -> greptime.v1.ColumnDef
-	28, // 17: greptime.v1.CreateTableExpr.table_options:type_name -> greptime.v1.CreateTableExpr.TableOptionsEntry
+	29, // 17: greptime.v1.CreateTableExpr.table_options:type_name -> greptime.v1.CreateTableExpr.TableOptionsEntry
 	22, // 18: greptime.v1.CreateTableExpr.table_id:type_name -> greptime.v1.TableId
 	13, // 19: greptime.v1.AlterExpr.add_columns:type_name -> greptime.v1.AddColumns
 	14, // 20: greptime.v1.AlterExpr.drop_columns:type_name -> greptime.v1.DropColumns
 	16, // 21: greptime.v1.AlterExpr.rename_table:type_name -> greptime.v1.RenameTable
 	15, // 22: greptime.v1.AlterExpr.modify_column_types:type_name -> greptime.v1.ModifyColumnTypes
 	19, // 23: greptime.v1.AlterExpr.change_table_options:type_name -> greptime.v1.ChangeTableOptions
-	26, // 24: greptime.v1.AlterExpr.change_column_fulltext:type_name -> greptime.v1.ChangeColumnFulltext
-	22, // 25: greptime.v1.DropTableExpr.table_id:type_name -> greptime.v1.TableId
-	29, // 26: greptime.v1.CreateDatabaseExpr.options:type_name -> greptime.v1.CreateDatabaseExpr.OptionsEntry
-	22, // 27: greptime.v1.TruncateTableExpr.table_id:type_name -> greptime.v1.TableId
-	17, // 28: greptime.v1.AddColumns.add_columns:type_name -> greptime.v1.AddColumn
-	21, // 29: greptime.v1.DropColumns.drop_columns:type_name -> greptime.v1.DropColumn
-	18, // 30: greptime.v1.ModifyColumnTypes.modify_column_types:type_name -> greptime.v1.ModifyColumnType
-	24, // 31: greptime.v1.AddColumn.column_def:type_name -> greptime.v1.ColumnDef
-	25, // 32: greptime.v1.AddColumn.location:type_name -> greptime.v1.AddColumnLocation
-	32, // 33: greptime.v1.ModifyColumnType.target_type:type_name -> greptime.v1.ColumnDataType
-	33, // 34: greptime.v1.ModifyColumnType.target_type_extension:type_name -> greptime.v1.ColumnDataTypeExtension
-	20, // 35: greptime.v1.ChangeTableOptions.change_table_options:type_name -> greptime.v1.ChangeTableOption
-	32, // 36: greptime.v1.ColumnDef.data_type:type_name -> greptime.v1.ColumnDataType
-	34, // 37: greptime.v1.ColumnDef.semantic_type:type_name -> greptime.v1.SemanticType
-	33, // 38: greptime.v1.ColumnDef.datatype_extension:type_name -> greptime.v1.ColumnDataTypeExtension
-	35, // 39: greptime.v1.ColumnDef.options:type_name -> greptime.v1.ColumnOptions
-	1,  // 40: greptime.v1.AddColumnLocation.location_type:type_name -> greptime.v1.AddColumnLocation.LocationType
-	0,  // 41: greptime.v1.ChangeColumnFulltext.analyzer:type_name -> greptime.v1.Analyzer
-	42, // [42:42] is the sub-list for method output_type
-	42, // [42:42] is the sub-list for method input_type
-	42, // [42:42] is the sub-list for extension type_name
-	42, // [42:42] is the sub-list for extension extendee
-	0,  // [0:42] is the sub-list for field type_name
+	26, // 24: greptime.v1.AlterExpr.set_column_fulltext:type_name -> greptime.v1.SetColumnFulltext
+	27, // 25: greptime.v1.AlterExpr.unset_column_fulltext:type_name -> greptime.v1.UnsetColumnFulltext
+	22, // 26: greptime.v1.DropTableExpr.table_id:type_name -> greptime.v1.TableId
+	30, // 27: greptime.v1.CreateDatabaseExpr.options:type_name -> greptime.v1.CreateDatabaseExpr.OptionsEntry
+	22, // 28: greptime.v1.TruncateTableExpr.table_id:type_name -> greptime.v1.TableId
+	17, // 29: greptime.v1.AddColumns.add_columns:type_name -> greptime.v1.AddColumn
+	21, // 30: greptime.v1.DropColumns.drop_columns:type_name -> greptime.v1.DropColumn
+	18, // 31: greptime.v1.ModifyColumnTypes.modify_column_types:type_name -> greptime.v1.ModifyColumnType
+	24, // 32: greptime.v1.AddColumn.column_def:type_name -> greptime.v1.ColumnDef
+	25, // 33: greptime.v1.AddColumn.location:type_name -> greptime.v1.AddColumnLocation
+	33, // 34: greptime.v1.ModifyColumnType.target_type:type_name -> greptime.v1.ColumnDataType
+	34, // 35: greptime.v1.ModifyColumnType.target_type_extension:type_name -> greptime.v1.ColumnDataTypeExtension
+	20, // 36: greptime.v1.ChangeTableOptions.change_table_options:type_name -> greptime.v1.ChangeTableOption
+	33, // 37: greptime.v1.ColumnDef.data_type:type_name -> greptime.v1.ColumnDataType
+	35, // 38: greptime.v1.ColumnDef.semantic_type:type_name -> greptime.v1.SemanticType
+	34, // 39: greptime.v1.ColumnDef.datatype_extension:type_name -> greptime.v1.ColumnDataTypeExtension
+	36, // 40: greptime.v1.ColumnDef.options:type_name -> greptime.v1.ColumnOptions
+	1,  // 41: greptime.v1.AddColumnLocation.location_type:type_name -> greptime.v1.AddColumnLocation.LocationType
+	0,  // 42: greptime.v1.SetColumnFulltext.analyzer:type_name -> greptime.v1.Analyzer
+	43, // [43:43] is the sub-list for method output_type
+	43, // [43:43] is the sub-list for method input_type
+	43, // [43:43] is the sub-list for extension type_name
+	43, // [43:43] is the sub-list for extension extendee
+	0,  // [0:43] is the sub-list for field type_name
 }

 func init() { file_greptime_v1_ddl_proto_init() }
@@ -2807,7 +2878,19 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[24].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ChangeColumnFulltext); i {
+			switch v := v.(*SetColumnFulltext); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_greptime_v1_ddl_proto_msgTypes[25].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*UnsetColumnFulltext); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2836,7 +2919,8 @@ func file_greptime_v1_ddl_proto_init() {
 		(*AlterExpr_RenameTable)(nil),
 		(*AlterExpr_ModifyColumnTypes)(nil),
 		(*AlterExpr_ChangeTableOptions)(nil),
-		(*AlterExpr_ChangeColumnFulltext)(nil),
+		(*AlterExpr_SetColumnFulltext)(nil),
+		(*AlterExpr_UnsetColumnFulltext)(nil),
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -2844,7 +2928,7 @@ func file_greptime_v1_ddl_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_greptime_v1_ddl_proto_rawDesc,
 			NumEnums:      2,
-			NumMessages:   28,
+			NumMessages:   29,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
@@ -16449,19 +16449,34 @@ java.lang.String defaultValue);
    io.greptime.v1.Ddl.ChangeTableOptionsOrBuilder getChangeTableOptionsOrBuilder();

    /**
-     * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
-     * @return Whether the changeColumnFulltext field is set.
+     * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
+     * @return Whether the setColumnFulltext field is set.
     */
-    boolean hasChangeColumnFulltext();
+    boolean hasSetColumnFulltext();
    /**
-     * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
-     * @return The changeColumnFulltext.
+     * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
+     * @return The setColumnFulltext.
     */
-    io.greptime.v1.Ddl.ChangeColumnFulltext getChangeColumnFulltext();
+    io.greptime.v1.Ddl.SetColumnFulltext getSetColumnFulltext();
    /**
-     * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+     * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
     */
-    io.greptime.v1.Ddl.ChangeColumnFulltextOrBuilder getChangeColumnFulltextOrBuilder();
+    io.greptime.v1.Ddl.SetColumnFulltextOrBuilder getSetColumnFulltextOrBuilder();
+
+    /**
+     * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+     * @return Whether the unsetColumnFulltext field is set.
+     */
+    boolean hasUnsetColumnFulltext();
+    /**
+     * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+     * @return The unsetColumnFulltext.
+     */
+    io.greptime.v1.Ddl.UnsetColumnFulltext getUnsetColumnFulltext();
+    /**
+     * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+     */
+    io.greptime.v1.Ddl.UnsetColumnFulltextOrBuilder getUnsetColumnFulltextOrBuilder();

    /**
     * <pre>
@@ -16587,19 +16602,33 @@ java.lang.String defaultValue);
              break;
            }
            case 58: {
-              io.greptime.v1.Ddl.ChangeColumnFulltext.Builder subBuilder = null;
+              io.greptime.v1.Ddl.SetColumnFulltext.Builder subBuilder = null;
              if (kindCase_ == 7) {
-                subBuilder = ((io.greptime.v1.Ddl.ChangeColumnFulltext) kind_).toBuilder();
+                subBuilder = ((io.greptime.v1.Ddl.SetColumnFulltext) kind_).toBuilder();
              }
              kind_ =
-                  input.readMessage(io.greptime.v1.Ddl.ChangeColumnFulltext.parser(), extensionRegistry);
+                  input.readMessage(io.greptime.v1.Ddl.SetColumnFulltext.parser(), extensionRegistry);
              if (subBuilder != null) {
-                subBuilder.mergeFrom((io.greptime.v1.Ddl.ChangeColumnFulltext) kind_);
+                subBuilder.mergeFrom((io.greptime.v1.Ddl.SetColumnFulltext) kind_);
                kind_ = subBuilder.buildPartial();
              }
              kindCase_ = 7;
              break;
            }
+            case 66: {
+              io.greptime.v1.Ddl.UnsetColumnFulltext.Builder subBuilder = null;
+              if (kindCase_ == 8) {
+                subBuilder = ((io.greptime.v1.Ddl.UnsetColumnFulltext) kind_).toBuilder();
+              }
+              kind_ =
+                  input.readMessage(io.greptime.v1.Ddl.UnsetColumnFulltext.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom((io.greptime.v1.Ddl.UnsetColumnFulltext) kind_);
+                kind_ = subBuilder.buildPartial();
+              }
+              kindCase_ = 8;
+              break;
+            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
@@ -16643,7 +16672,8 @@ java.lang.String defaultValue);
      DROP_COLUMNS(3),
      MODIFY_COLUMN_TYPES(5),
      CHANGE_TABLE_OPTIONS(6),
-      CHANGE_COLUMN_FULLTEXT(7),
+      SET_COLUMN_FULLTEXT(7),
+      UNSET_COLUMN_FULLTEXT(8),
      KIND_NOT_SET(0);
      private final int value;
      private KindCase(int value) {
@@ -16665,7 +16695,8 @@ java.lang.String defaultValue);
          case 3: return DROP_COLUMNS;
          case 5: return MODIFY_COLUMN_TYPES;
          case 6: return CHANGE_TABLE_OPTIONS;
-          case 7: return CHANGE_COLUMN_FULLTEXT;
+          case 7: return SET_COLUMN_FULLTEXT;
+          case 8: return UNSET_COLUMN_FULLTEXT;
          case 0: return KIND_NOT_SET;
          default: return null;
        }
@@ -16816,35 +16847,66 @@ java.lang.String defaultValue);
      return io.greptime.v1.Ddl.ChangeTableOptions.getDefaultInstance();
    }

-    public static final int CHANGE_COLUMN_FULLTEXT_FIELD_NUMBER = 7;
+    public static final int SET_COLUMN_FULLTEXT_FIELD_NUMBER = 7;
    /**
-     * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
-     * @return Whether the changeColumnFulltext field is set.
+     * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
+     * @return Whether the setColumnFulltext field is set.
     */
    @java.lang.Override
-    public boolean hasChangeColumnFulltext() {
+    public boolean hasSetColumnFulltext() {
      return kindCase_ == 7;
    }
    /**
-     * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
-     * @return The changeColumnFulltext.
+     * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
+     * @return The setColumnFulltext.
     */
    @java.lang.Override
-    public io.greptime.v1.Ddl.ChangeColumnFulltext getChangeColumnFulltext() {
+    public io.greptime.v1.Ddl.SetColumnFulltext getSetColumnFulltext() {
      if (kindCase_ == 7) {
-         return (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_;
+         return (io.greptime.v1.Ddl.SetColumnFulltext) kind_;
      }
-      return io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance();
+      return io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance();
    }
    /**
-     * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+     * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
     */
    @java.lang.Override
-    public io.greptime.v1.Ddl.ChangeColumnFulltextOrBuilder getChangeColumnFulltextOrBuilder() {
+    public io.greptime.v1.Ddl.SetColumnFulltextOrBuilder getSetColumnFulltextOrBuilder() {
      if (kindCase_ == 7) {
-         return (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_;
+         return (io.greptime.v1.Ddl.SetColumnFulltext) kind_;
      }
-      return io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance();
+      return io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance();
+    }
+
+    public static final int UNSET_COLUMN_FULLTEXT_FIELD_NUMBER = 8;
+    /**
+     * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+     * @return Whether the unsetColumnFulltext field is set.
+     */
+    @java.lang.Override
+    public boolean hasUnsetColumnFulltext() {
+      return kindCase_ == 8;
+    }
+    /**
+     * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+     * @return The unsetColumnFulltext.
+     */
+    @java.lang.Override
+    public io.greptime.v1.Ddl.UnsetColumnFulltext getUnsetColumnFulltext() {
+      if (kindCase_ == 8) {
+         return (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_;
+      }
+      return io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance();
+    }
+    /**
+     * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+     */
+    @java.lang.Override
+    public io.greptime.v1.Ddl.UnsetColumnFulltextOrBuilder getUnsetColumnFulltextOrBuilder() {
+      if (kindCase_ == 8) {
+         return (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_;
+      }
+      return io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance();
    }

    public static final int SCHEMA_VERSION_FIELD_NUMBER = 4;
@@ -16895,7 +16957,10 @@ java.lang.String defaultValue);
        output.writeMessage(6, (io.greptime.v1.Ddl.ChangeTableOptions) kind_);
      }
      if (kindCase_ == 7) {
-        output.writeMessage(7, (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_);
+        output.writeMessage(7, (io.greptime.v1.Ddl.SetColumnFulltext) kind_);
+      }
+      if (kindCase_ == 8) {
+        output.writeMessage(8, (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_);
      }
      unknownFields.writeTo(output);
    }
@@ -16932,7 +16997,11 @@ java.lang.String defaultValue);
      }
      if (kindCase_ == 7) {
        size += com.google.protobuf.CodedOutputStream
-          .computeMessageSize(7, (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_);
+          .computeMessageSize(7, (io.greptime.v1.Ddl.SetColumnFulltext) kind_);
+      }
+      if (kindCase_ == 8) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(8, (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_);
      }
      size += unknownFields.getSerializedSize();
      memoizedSize = size;
@@ -16972,8 +17041,12 @@ java.lang.String defaultValue);
              .equals(other.getChangeTableOptions())) return false;
          break;
        case 7:
-          if (!getChangeColumnFulltext()
-              .equals(other.getChangeColumnFulltext())) return false;
+          if (!getSetColumnFulltext()
+              .equals(other.getSetColumnFulltext())) return false;
+          break;
+        case 8:
+          if (!getUnsetColumnFulltext()
+              .equals(other.getUnsetColumnFulltext())) return false;
          break;
        case 0:
        default:
@@ -17013,8 +17086,12 @@ java.lang.String defaultValue);
          hash = (53 * hash) + getChangeTableOptions().hashCode();
          break;
        case 7:
-          hash = (37 * hash) + CHANGE_COLUMN_FULLTEXT_FIELD_NUMBER;
-          hash = (53 * hash) + getChangeColumnFulltext().hashCode();
+          hash = (37 * hash) + SET_COLUMN_FULLTEXT_FIELD_NUMBER;
+          hash = (53 * hash) + getSetColumnFulltext().hashCode();
+          break;
+        case 8:
+          hash = (37 * hash) + UNSET_COLUMN_FULLTEXT_FIELD_NUMBER;
+          hash = (53 * hash) + getUnsetColumnFulltext().hashCode();
          break;
        case 0:
        default:
@@ -17214,10 +17291,17 @@ java.lang.String defaultValue);
          }
        }
        if (kindCase_ == 7) {
-          if (changeColumnFulltextBuilder_ == null) {
+          if (setColumnFulltextBuilder_ == null) {
            result.kind_ = kind_;
          } else {
-            result.kind_ = changeColumnFulltextBuilder_.build();
+            result.kind_ = setColumnFulltextBuilder_.build();
+          }
+        }
+        if (kindCase_ == 8) {
+          if (unsetColumnFulltextBuilder_ == null) {
+            result.kind_ = kind_;
+          } else {
+            result.kind_ = unsetColumnFulltextBuilder_.build();
          }
        }
        result.schemaVersion_ = schemaVersion_;
@@ -17293,8 +17377,12 @@ java.lang.String defaultValue);
            mergeChangeTableOptions(other.getChangeTableOptions());
            break;
          }
-          case CHANGE_COLUMN_FULLTEXT: {
-            mergeChangeColumnFulltext(other.getChangeColumnFulltext());
+          case SET_COLUMN_FULLTEXT: {
+            mergeSetColumnFulltext(other.getSetColumnFulltext());
+            break;
+          }
+          case UNSET_COLUMN_FULLTEXT: {
+            mergeUnsetColumnFulltext(other.getUnsetColumnFulltext());
            break;
          }
          case KIND_NOT_SET: {
@@ -17945,71 +18033,71 @@ java.lang.String defaultValue);
      }

      private com.google.protobuf.SingleFieldBuilderV3<
-          io.greptime.v1.Ddl.ChangeColumnFulltext, io.greptime.v1.Ddl.ChangeColumnFulltext.Builder, io.greptime.v1.Ddl.ChangeColumnFulltextOrBuilder> changeColumnFulltextBuilder_;
+          io.greptime.v1.Ddl.SetColumnFulltext, io.greptime.v1.Ddl.SetColumnFulltext.Builder, io.greptime.v1.Ddl.SetColumnFulltextOrBuilder> setColumnFulltextBuilder_;
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
-       * @return Whether the changeColumnFulltext field is set.
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
+       * @return Whether the setColumnFulltext field is set.
       */
      @java.lang.Override
-      public boolean hasChangeColumnFulltext() {
+      public boolean hasSetColumnFulltext() {
        return kindCase_ == 7;
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
-       * @return The changeColumnFulltext.
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
+       * @return The setColumnFulltext.
       */
      @java.lang.Override
-      public io.greptime.v1.Ddl.ChangeColumnFulltext getChangeColumnFulltext() {
-        if (changeColumnFulltextBuilder_ == null) {
+      public io.greptime.v1.Ddl.SetColumnFulltext getSetColumnFulltext() {
+        if (setColumnFulltextBuilder_ == null) {
          if (kindCase_ == 7) {
-            return (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_;
+            return (io.greptime.v1.Ddl.SetColumnFulltext) kind_;
          }
-          return io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance();
+          return io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance();
        } else {
          if (kindCase_ == 7) {
-            return changeColumnFulltextBuilder_.getMessage();
+            return setColumnFulltextBuilder_.getMessage();
          }
-          return io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance();
+          return io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance();
        }
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
-      public Builder setChangeColumnFulltext(io.greptime.v1.Ddl.ChangeColumnFulltext value) {
-        if (changeColumnFulltextBuilder_ == null) {
+      public Builder setSetColumnFulltext(io.greptime.v1.Ddl.SetColumnFulltext value) {
+        if (setColumnFulltextBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          kind_ = value;
          onChanged();
        } else {
-          changeColumnFulltextBuilder_.setMessage(value);
+          setColumnFulltextBuilder_.setMessage(value);
        }
        kindCase_ = 7;
        return this;
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
-      public Builder setChangeColumnFulltext(
-          io.greptime.v1.Ddl.ChangeColumnFulltext.Builder builderForValue) {
-        if (changeColumnFulltextBuilder_ == null) {
+      public Builder setSetColumnFulltext(
+          io.greptime.v1.Ddl.SetColumnFulltext.Builder builderForValue) {
+        if (setColumnFulltextBuilder_ == null) {
          kind_ = builderForValue.build();
          onChanged();
        } else {
-          changeColumnFulltextBuilder_.setMessage(builderForValue.build());
+          setColumnFulltextBuilder_.setMessage(builderForValue.build());
        }
        kindCase_ = 7;
        return this;
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
-      public Builder mergeChangeColumnFulltext(io.greptime.v1.Ddl.ChangeColumnFulltext value) {
-        if (changeColumnFulltextBuilder_ == null) {
+      public Builder mergeSetColumnFulltext(io.greptime.v1.Ddl.SetColumnFulltext value) {
+        if (setColumnFulltextBuilder_ == null) {
          if (kindCase_ == 7 &&
-              kind_ != io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance()) {
-            kind_ = io.greptime.v1.Ddl.ChangeColumnFulltext.newBuilder((io.greptime.v1.Ddl.ChangeColumnFulltext) kind_)
+              kind_ != io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance()) {
+            kind_ = io.greptime.v1.Ddl.SetColumnFulltext.newBuilder((io.greptime.v1.Ddl.SetColumnFulltext) kind_)
                .mergeFrom(value).buildPartial();
          } else {
            kind_ = value;
@@ -18017,19 +18105,19 @@ java.lang.String defaultValue);
          onChanged();
        } else {
          if (kindCase_ == 7) {
-            changeColumnFulltextBuilder_.mergeFrom(value);
+            setColumnFulltextBuilder_.mergeFrom(value);
          } else {
-            changeColumnFulltextBuilder_.setMessage(value);
+            setColumnFulltextBuilder_.setMessage(value);
          }
        }
        kindCase_ = 7;
        return this;
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
-      public Builder clearChangeColumnFulltext() {
-        if (changeColumnFulltextBuilder_ == null) {
+      public Builder clearSetColumnFulltext() {
+        if (setColumnFulltextBuilder_ == null) {
          if (kindCase_ == 7) {
            kindCase_ = 0;
            kind_ = null;
@@ -18040,50 +18128,192 @@ java.lang.String defaultValue);
            kindCase_ = 0;
            kind_ = null;
          }
-          changeColumnFulltextBuilder_.clear();
+          setColumnFulltextBuilder_.clear();
        }
        return this;
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
-      public io.greptime.v1.Ddl.ChangeColumnFulltext.Builder getChangeColumnFulltextBuilder() {
-        return getChangeColumnFulltextFieldBuilder().getBuilder();
+      public io.greptime.v1.Ddl.SetColumnFulltext.Builder getSetColumnFulltextBuilder() {
+        return getSetColumnFulltextFieldBuilder().getBuilder();
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
      @java.lang.Override
-      public io.greptime.v1.Ddl.ChangeColumnFulltextOrBuilder getChangeColumnFulltextOrBuilder() {
-        if ((kindCase_ == 7) && (changeColumnFulltextBuilder_ != null)) {
-          return changeColumnFulltextBuilder_.getMessageOrBuilder();
+      public io.greptime.v1.Ddl.SetColumnFulltextOrBuilder getSetColumnFulltextOrBuilder() {
+        if ((kindCase_ == 7) && (setColumnFulltextBuilder_ != null)) {
+          return setColumnFulltextBuilder_.getMessageOrBuilder();
        } else {
          if (kindCase_ == 7) {
-            return (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_;
+            return (io.greptime.v1.Ddl.SetColumnFulltext) kind_;
          }
-          return io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance();
+          return io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance();
        }
      }
      /**
-       * <code>.greptime.v1.ChangeColumnFulltext change_column_fulltext = 7;</code>
+       * <code>.greptime.v1.SetColumnFulltext set_column_fulltext = 7;</code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
-          io.greptime.v1.Ddl.ChangeColumnFulltext, io.greptime.v1.Ddl.ChangeColumnFulltext.Builder, io.greptime.v1.Ddl.ChangeColumnFulltextOrBuilder> 
-          getChangeColumnFulltextFieldBuilder() {
-        if (changeColumnFulltextBuilder_ == null) {
+          io.greptime.v1.Ddl.SetColumnFulltext, io.greptime.v1.Ddl.SetColumnFulltext.Builder, io.greptime.v1.Ddl.SetColumnFulltextOrBuilder> 
+          getSetColumnFulltextFieldBuilder() {
+        if (setColumnFulltextBuilder_ == null) {
          if (!(kindCase_ == 7)) {
-            kind_ = io.greptime.v1.Ddl.ChangeColumnFulltext.getDefaultInstance();
+            kind_ = io.greptime.v1.Ddl.SetColumnFulltext.getDefaultInstance();
          }
-          changeColumnFulltextBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
-              io.greptime.v1.Ddl.ChangeColumnFulltext, io.greptime.v1.Ddl.ChangeColumnFulltext.Builder, io.greptime.v1.Ddl.ChangeColumnFulltextOrBuilder>(
-                  (io.greptime.v1.Ddl.ChangeColumnFulltext) kind_,
+          setColumnFulltextBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+              io.greptime.v1.Ddl.SetColumnFulltext, io.greptime.v1.Ddl.SetColumnFulltext.Builder, io.greptime.v1.Ddl.SetColumnFulltextOrBuilder>(
+                  (io.greptime.v1.Ddl.SetColumnFulltext) kind_,
                  getParentForChildren(),
                  isClean());
          kind_ = null;
        }
        kindCase_ = 7;
        onChanged();;
-        return changeColumnFulltextBuilder_;
+        return setColumnFulltextBuilder_;
+      }
+
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Ddl.UnsetColumnFulltext, io.greptime.v1.Ddl.UnsetColumnFulltext.Builder, io.greptime.v1.Ddl.UnsetColumnFulltextOrBuilder> unsetColumnFulltextBuilder_;
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       * @return Whether the unsetColumnFulltext field is set.
+       */
+      @java.lang.Override
+      public boolean hasUnsetColumnFulltext() {
+        return kindCase_ == 8;
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       * @return The unsetColumnFulltext.
+       */
+      @java.lang.Override
+      public io.greptime.v1.Ddl.UnsetColumnFulltext getUnsetColumnFulltext() {
+        if (unsetColumnFulltextBuilder_ == null) {
+          if (kindCase_ == 8) {
+            return (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_;
+          }
+          return io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance();
+        } else {
+          if (kindCase_ == 8) {
+            return unsetColumnFulltextBuilder_.getMessage();
+          }
+          return io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance();
+        }
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      public Builder setUnsetColumnFulltext(io.greptime.v1.Ddl.UnsetColumnFulltext value) {
+        if (unsetColumnFulltextBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          kind_ = value;
+          onChanged();
+        } else {
+          unsetColumnFulltextBuilder_.setMessage(value);
+        }
+        kindCase_ = 8;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      public Builder setUnsetColumnFulltext(
+          io.greptime.v1.Ddl.UnsetColumnFulltext.Builder builderForValue) {
+        if (unsetColumnFulltextBuilder_ == null) {
+          kind_ = builderForValue.build();
+          onChanged();
+        } else {
+          unsetColumnFulltextBuilder_.setMessage(builderForValue.build());
+        }
+        kindCase_ = 8;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      public Builder mergeUnsetColumnFulltext(io.greptime.v1.Ddl.UnsetColumnFulltext value) {
+        if (unsetColumnFulltextBuilder_ == null) {
+          if (kindCase_ == 8 &&
+              kind_ != io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance()) {
+            kind_ = io.greptime.v1.Ddl.UnsetColumnFulltext.newBuilder((io.greptime.v1.Ddl.UnsetColumnFulltext) kind_)
+                .mergeFrom(value).buildPartial();
+          } else {
+            kind_ = value;
+          }
+          onChanged();
+        } else {
+          if (kindCase_ == 8) {
+            unsetColumnFulltextBuilder_.mergeFrom(value);
+          } else {
+            unsetColumnFulltextBuilder_.setMessage(value);
+          }
+        }
+        kindCase_ = 8;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      public Builder clearUnsetColumnFulltext() {
+        if (unsetColumnFulltextBuilder_ == null) {
+          if (kindCase_ == 8) {
+            kindCase_ = 0;
+            kind_ = null;
+            onChanged();
+          }
+        } else {
+          if (kindCase_ == 8) {
+            kindCase_ = 0;
+            kind_ = null;
+          }
+          unsetColumnFulltextBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      public io.greptime.v1.Ddl.UnsetColumnFulltext.Builder getUnsetColumnFulltextBuilder() {
+        return getUnsetColumnFulltextFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      @java.lang.Override
+      public io.greptime.v1.Ddl.UnsetColumnFulltextOrBuilder getUnsetColumnFulltextOrBuilder() {
+        if ((kindCase_ == 8) && (unsetColumnFulltextBuilder_ != null)) {
+          return unsetColumnFulltextBuilder_.getMessageOrBuilder();
+        } else {
+          if (kindCase_ == 8) {
+            return (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_;
+          }
+          return io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance();
+        }
+      }
+      /**
+       * <code>.greptime.v1.UnsetColumnFulltext unset_column_fulltext = 8;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Ddl.UnsetColumnFulltext, io.greptime.v1.Ddl.UnsetColumnFulltext.Builder, io.greptime.v1.Ddl.UnsetColumnFulltextOrBuilder> 
+          getUnsetColumnFulltextFieldBuilder() {
+        if (unsetColumnFulltextBuilder_ == null) {
+          if (!(kindCase_ == 8)) {
+            kind_ = io.greptime.v1.Ddl.UnsetColumnFulltext.getDefaultInstance();
+          }
+          unsetColumnFulltextBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+              io.greptime.v1.Ddl.UnsetColumnFulltext, io.greptime.v1.Ddl.UnsetColumnFulltext.Builder, io.greptime.v1.Ddl.UnsetColumnFulltextOrBuilder>(
+                  (io.greptime.v1.Ddl.UnsetColumnFulltext) kind_,
+                  getParentForChildren(),
+                  isClean());
+          kind_ = null;
+        }
+        kindCase_ = 8;
+        onChanged();;
+        return unsetColumnFulltextBuilder_;
      }

      private long schemaVersion_ ;
@@ -25024,38 +25254,39 @@ java.lang.String defaultValue);
      ".\n\014OptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 " +
      "\001(\t:\0028\001\"!\n\014CloseRequest\022\021\n\tregion_id\030\001 \001" +
      "(\004\"C\n\rAlterRequests\0222\n\010requests\030\001 \003(\0132 ." +
-      "greptime.v1.region.AlterRequest\"\366\002\n\014Alte" +
+      "greptime.v1.region.AlterRequest\"\263\003\n\014Alte" +
      "rRequest\022\021\n\tregion_id\030\001 \001(\004\0225\n\013add_colum" +
      "ns\030\002 \001(\0132\036.greptime.v1.region.AddColumns" +
      "H\000\0227\n\014drop_columns\030\003 \001(\0132\037.greptime.v1.r" +
      "egion.DropColumnsH\000\022=\n\023modify_column_typ" +
      "es\030\005 \001(\0132\036.greptime.v1.ModifyColumnTypes" +
      "H\000\022?\n\024change_table_options\030\006 \001(\0132\037.grept" +
-      "ime.v1.ChangeTableOptionsH\000\022C\n\026change_co" +
-      "lumn_fulltext\030\007 \001(\0132!.greptime.v1.Change" +
-      "ColumnFulltextH\000\022\026\n\016schema_version\030\004 \001(\004" +
-      "B\006\n\004kind\"@\n\nAddColumns\0222\n\013add_columns\030\001 " +
-      "\003(\0132\035.greptime.v1.region.AddColumn\"C\n\013Dr" +
-      "opColumns\0224\n\014drop_columns\030\001 \003(\0132\036.grepti" +
-      "me.v1.region.DropColumn\"v\n\tAddColumn\0227\n\n" +
-      "column_def\030\001 \001(\0132#.greptime.v1.region.Re" +
-      "gionColumnDef\0220\n\010location\030\003 \001(\0132\036.grepti" +
-      "me.v1.AddColumnLocation\"\032\n\nDropColumn\022\014\n" +
-      "\004name\030\001 \001(\t\"!\n\014FlushRequest\022\021\n\tregion_id" +
-      "\030\001 \001(\004\"\t\n\007Regular\"&\n\014StrictWindow\022\026\n\016win" +
-      "dow_seconds\030\001 \001(\003\"\231\001\n\016CompactRequest\022\021\n\t" +
-      "region_id\030\001 \001(\004\022.\n\007regular\030\002 \001(\0132\033.grept" +
-      "ime.v1.region.RegularH\000\0229\n\rstrict_window" +
-      "\030\003 \001(\0132 .greptime.v1.region.StrictWindow" +
-      "H\000B\t\n\007options\"$\n\017TruncateRequest\022\021\n\tregi" +
-      "on_id\030\001 \001(\004\"P\n\017RegionColumnDef\022*\n\ncolumn" +
-      "_def\030\001 \001(\0132\026.greptime.v1.ColumnDef\022\021\n\tco" +
-      "lumn_id\030\002 \001(\r2Y\n\006Region\022O\n\006Handle\022!.grep" +
-      "time.v1.region.RegionRequest\032\".greptime." +
-      "v1.region.RegionResponseB]\n\025io.greptime." +
-      "v1.regionB\006ServerZ<github.com/GreptimeTe" +
-      "am/greptime-proto/go/greptime/v1/regionb" +
-      "\006proto3"
+      "ime.v1.ChangeTableOptionsH\000\022=\n\023set_colum" +
+      "n_fulltext\030\007 \001(\0132\036.greptime.v1.SetColumn" +
+      "FulltextH\000\022A\n\025unset_column_fulltext\030\010 \001(" +
+      "\0132 .greptime.v1.UnsetColumnFulltextH\000\022\026\n" +
+      "\016schema_version\030\004 \001(\004B\006\n\004kind\"@\n\nAddColu" +
+      "mns\0222\n\013add_columns\030\001 \003(\0132\035.greptime.v1.r" +
+      "egion.AddColumn\"C\n\013DropColumns\0224\n\014drop_c" +
+      "olumns\030\001 \003(\0132\036.greptime.v1.region.DropCo" +
+      "lumn\"v\n\tAddColumn\0227\n\ncolumn_def\030\001 \001(\0132#." +
+      "greptime.v1.region.RegionColumnDef\0220\n\010lo" +
+      "cation\030\003 \001(\0132\036.greptime.v1.AddColumnLoca" +
+      "tion\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"!\n\014Flus" +
+      "hRequest\022\021\n\tregion_id\030\001 \001(\004\"\t\n\007Regular\"&" +
+      "\n\014StrictWindow\022\026\n\016window_seconds\030\001 \001(\003\"\231" +
+      "\001\n\016CompactRequest\022\021\n\tregion_id\030\001 \001(\004\022.\n\007" +
+      "regular\030\002 \001(\0132\033.greptime.v1.region.Regul" +
+      "arH\000\0229\n\rstrict_window\030\003 \001(\0132 .greptime.v" +
+      "1.region.StrictWindowH\000B\t\n\007options\"$\n\017Tr" +
+      "uncateRequest\022\021\n\tregion_id\030\001 \001(\004\"P\n\017Regi" +
+      "onColumnDef\022*\n\ncolumn_def\030\001 \001(\0132\026.grepti" +
+      "me.v1.ColumnDef\022\021\n\tcolumn_id\030\002 \001(\r2Y\n\006Re" +
+      "gion\022O\n\006Handle\022!.greptime.v1.region.Regi" +
+      "onRequest\032\".greptime.v1.region.RegionRes" +
+      "ponseB]\n\025io.greptime.v1.regionB\006ServerZ<" +
+      "github.com/GreptimeTeam/greptime-proto/g" +
+      "o/greptime/v1/regionb\006proto3"
    };
    descriptor = com.google.protobuf.Descriptors.FileDescriptor
      .internalBuildGeneratedFileFrom(descriptorData,
@@ -25183,7 +25414,7 @@ java.lang.String defaultValue);
    internal_static_greptime_v1_region_AlterRequest_fieldAccessorTable = new
      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_greptime_v1_region_AlterRequest_descriptor,
-        new java.lang.String[] { "RegionId", "AddColumns", "DropColumns", "ModifyColumnTypes", "ChangeTableOptions", "ChangeColumnFulltext", "SchemaVersion", "Kind", });
+        new java.lang.String[] { "RegionId", "AddColumns", "DropColumns", "ModifyColumnTypes", "ChangeTableOptions", "SetColumnFulltext", "UnsetColumnFulltext", "SchemaVersion", "Kind", });
    internal_static_greptime_v1_region_AddColumns_descriptor =
      getDescriptor().getMessageTypes().get(16);
    internal_static_greptime_v1_region_AddColumns_fieldAccessorTable = new
@@ -110,7 +110,8 @@ message AlterExpr {
    RenameTable rename_table = 6;
    ModifyColumnTypes modify_column_types = 7;
    ChangeTableOptions change_table_options = 8;
-    ChangeColumnFulltext change_column_fulltext = 9;
+    SetColumnFulltext set_column_fulltext = 9;
+    UnsetColumnFulltext unset_column_fulltext = 10;
  }
 }

@@ -205,9 +206,13 @@ enum Analyzer {
    CHINESE = 1;
 }

-message ChangeColumnFulltext {
+message SetColumnFulltext {
    string column_name = 1;
    bool enable = 2;
    Analyzer analyzer = 3;
    bool case_sensitive = 4;
 }
+
+message UnsetColumnFulltext {
+    string column_name = 1;
+}
@@ -129,7 +129,8 @@ message AlterRequest {
    DropColumns drop_columns = 3;
    ModifyColumnTypes modify_column_types = 5;
    ChangeTableOptions change_table_options = 6;
-    ChangeColumnFulltext change_column_fulltext = 7;
+    SetColumnFulltext set_column_fulltext = 7;
+    UnsetColumnFulltext unset_column_fulltext = 8;
  }
  // The version of the schema before applying the alteration.
  uint64 schema_version = 4;