diff --git a/c++/greptime/v1/ddl.pb.cc b/c++/greptime/v1/ddl.pb.cc
index e7672ccd..cab1545b 100644
--- a/c++/greptime/v1/ddl.pb.cc
+++ b/c++/greptime/v1/ddl.pb.cc
@@ -289,6 +289,23 @@ struct ChangeColumnTypesDefaultTypeInternal {
   };
 };
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ChangeColumnTypesDefaultTypeInternal _ChangeColumnTypes_default_instance_;
+PROTOBUF_CONSTEXPR ChangeFulltext::ChangeFulltext(
+    ::_pbi::ConstantInitialized): _impl_{
+    /*decltype(_impl_._has_bits_)*/{}
+  , /*decltype(_impl_._cached_size_)*/{}
+  , /*decltype(_impl_.column_name_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
+  , /*decltype(_impl_.analyzer_)*/0
+  , /*decltype(_impl_.enable_)*/false
+  , /*decltype(_impl_.case_sensitive_)*/false} {}
+struct ChangeFulltextDefaultTypeInternal {
+  PROTOBUF_CONSTEXPR ChangeFulltextDefaultTypeInternal()
+      : _instance(::_pbi::ConstantInitialized{}) {}
+  ~ChangeFulltextDefaultTypeInternal() {}
+  union {
+    ChangeFulltext _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 ChangeFulltextDefaultTypeInternal _ChangeFulltext_default_instance_;
 PROTOBUF_CONSTEXPR RenameTable::RenameTable(
     ::_pbi::ConstantInitialized): _impl_{
     /*decltype(_impl_.new_table_name_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
@@ -406,8 +423,8 @@ struct AddColumnLocationDefaultTypeInternal {
 PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 AddColumnLocationDefaultTypeInternal _AddColumnLocation_default_instance_;
 }  // namespace v1
 }  // namespace greptime
-static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fddl_2eproto[25];
-static const ::_pb::EnumDescriptor* file_level_enum_descriptors_greptime_2fv1_2fddl_2eproto[1];
+static ::_pb::Metadata file_level_metadata_greptime_2fv1_2fddl_2eproto[26];
+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;
 
 const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
@@ -530,6 +547,7 @@ 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_),
@@ -602,6 +620,20 @@ const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTI
   ~0u,  // no _weak_field_map_
   ~0u,  // no _inlined_string_donated_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeColumnTypes, _impl_.change_column_types_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeFulltext, _impl_._has_bits_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeFulltext, _internal_metadata_),
+  ~0u,  // no _extensions_
+  ~0u,  // no _oneof_case_
+  ~0u,  // no _weak_field_map_
+  ~0u,  // no _inlined_string_donated_
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeFulltext, _impl_.column_name_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeFulltext, _impl_.enable_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeFulltext, _impl_.analyzer_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::ChangeFulltext, _impl_.case_sensitive_),
+  ~0u,
+  1,
+  0,
+  2,
   ~0u,  // no _has_bits_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::RenameTable, _internal_metadata_),
   ~0u,  // no _extensions_
@@ -680,22 +712,23 @@ 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)},
-  { 120, -1, -1, sizeof(::greptime::v1::DropTableExpr)},
-  { 131, 139, -1, sizeof(::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse)},
-  { 141, -1, -1, sizeof(::greptime::v1::CreateDatabaseExpr)},
-  { 151, -1, -1, sizeof(::greptime::v1::TruncateTableExpr)},
-  { 161, -1, -1, sizeof(::greptime::v1::DropDatabaseExpr)},
-  { 170, -1, -1, sizeof(::greptime::v1::AddColumns)},
-  { 177, -1, -1, sizeof(::greptime::v1::DropColumns)},
-  { 184, -1, -1, sizeof(::greptime::v1::ChangeColumnTypes)},
-  { 191, -1, -1, sizeof(::greptime::v1::RenameTable)},
-  { 198, -1, -1, sizeof(::greptime::v1::AddColumn)},
-  { 206, -1, -1, sizeof(::greptime::v1::ChangeColumnType)},
-  { 215, -1, -1, sizeof(::greptime::v1::DropColumn)},
-  { 222, -1, -1, sizeof(::greptime::v1::TableId)},
-  { 229, -1, -1, sizeof(::greptime::v1::FlowId)},
-  { 236, -1, -1, sizeof(::greptime::v1::ColumnDef)},
-  { 250, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
+  { 121, -1, -1, sizeof(::greptime::v1::DropTableExpr)},
+  { 132, 140, -1, sizeof(::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse)},
+  { 142, -1, -1, sizeof(::greptime::v1::CreateDatabaseExpr)},
+  { 152, -1, -1, sizeof(::greptime::v1::TruncateTableExpr)},
+  { 162, -1, -1, sizeof(::greptime::v1::DropDatabaseExpr)},
+  { 171, -1, -1, sizeof(::greptime::v1::AddColumns)},
+  { 178, -1, -1, sizeof(::greptime::v1::DropColumns)},
+  { 185, -1, -1, sizeof(::greptime::v1::ChangeColumnTypes)},
+  { 192, 202, -1, sizeof(::greptime::v1::ChangeFulltext)},
+  { 206, -1, -1, sizeof(::greptime::v1::RenameTable)},
+  { 213, -1, -1, sizeof(::greptime::v1::AddColumn)},
+  { 221, -1, -1, sizeof(::greptime::v1::ChangeColumnType)},
+  { 230, -1, -1, sizeof(::greptime::v1::DropColumn)},
+  { 237, -1, -1, sizeof(::greptime::v1::TableId)},
+  { 244, -1, -1, sizeof(::greptime::v1::FlowId)},
+  { 251, -1, -1, sizeof(::greptime::v1::ColumnDef)},
+  { 265, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -716,6 +749,7 @@ static const ::_pb::Message* const file_default_instances[] = {
   &::greptime::v1::_AddColumns_default_instance_._instance,
   &::greptime::v1::_DropColumns_default_instance_._instance,
   &::greptime::v1::_ChangeColumnTypes_default_instance_._instance,
+  &::greptime::v1::_ChangeFulltext_default_instance_._instance,
   &::greptime::v1::_RenameTable_default_instance_._instance,
   &::greptime::v1::_AddColumn_default_instance_._instance,
   &::greptime::v1::_ChangeColumnType_default_instance_._instance,
@@ -773,66 +807,73 @@ 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\"\245\002\n\tAlterE"
+  "\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\335\002\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"
   "op_columns\030\005 \001(\0132\030.greptime.v1.DropColum"
   "nsH\000\0220\n\014rename_table\030\006 \001(\0132\030.greptime.v1"
   ".RenameTableH\000\022=\n\023change_column_types\030\007 "
-  "\001(\0132\036.greptime.v1.ChangeColumnTypesH\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.T"
-  "ableId\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022Creat"
-  "eDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013s"
-  "chema_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.Cr"
-  "eateDatabaseExpr.OptionsEntry\032.\n\014Options"
-  "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"z\n"
-  "\021TruncateTableExpr\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\"U\n\020DropDatabaseExpr\022\024\n\014catalog_name\030\001 "
-  "\001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026\n\016drop_if_exis"
-  "ts\030\003 \001(\010\"9\n\nAddColumns\022+\n\013add_columns\030\001 "
-  "\003(\0132\026.greptime.v1.AddColumn\"<\n\013DropColum"
-  "ns\022-\n\014drop_columns\030\001 \003(\0132\027.greptime.v1.D"
-  "ropColumn\"O\n\021ChangeColumnTypes\022:\n\023change"
-  "_column_types\030\001 \003(\0132\035.greptime.v1.Change"
-  "ColumnType\"%\n\013RenameTable\022\026\n\016new_table_n"
-  "ame\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"
-  "\020ChangeColumnType\022\023\n\013column_name\030\001 \001(\t\0220"
-  "\n\013target_type\030\002 \001(\0162\033.greptime.v1.Column"
-  "DataType\022C\n\025target_type_extension\030\003 \001(\0132"
-  "$.greptime.v1.ColumnDataTypeExtension\"\032\n"
-  "\nDropColumn\022\014\n\004name\030\001 \001(\t\"\025\n\007TableId\022\n\n\002"
-  "id\030\001 \001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColum"
-  "nDef\022\014\n\004name\030\001 \001(\t\022.\n\tdata_type\030\002 \001(\0162\033."
-  "greptime.v1.ColumnDataType\022\023\n\013is_nullabl"
-  "e\030\003 \001(\010\022\032\n\022default_constraint\030\004 \001(\014\0220\n\rs"
-  "emantic_type\030\005 \001(\0162\031.greptime.v1.Semanti"
-  "cType\022\017\n\007comment\030\006 \001(\t\022@\n\022datatype_exten"
-  "sion\030\007 \001(\0132$.greptime.v1.ColumnDataTypeE"
-  "xtension\022+\n\007options\030\010 \001(\0132\032.greptime.v1."
-  "ColumnOptions\"\230\001\n\021AddColumnLocation\022B\n\rl"
-  "ocation_type\030\001 \001(\0162+.greptime.v1.AddColu"
-  "mnLocation.LocationType\022\031\n\021after_column_"
-  "name\030\002 \001(\t\"$\n\014LocationType\022\t\n\005FIRST\020\000\022\t\n"
-  "\005AFTER\020\001BL\n\016io.greptime.v1B\003DdlZ5github."
-  "com/GreptimeTeam/greptime-proto/go/grept"
-  "ime/v1b\006proto3"
+  "\001(\0132\036.greptime.v1.ChangeColumnTypesH\000\0226\n"
+  "\017change_fulltext\030\010 \001(\0132\033.greptime.v1.Cha"
+  "ngeFulltextH\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(\013"
+  "2\024.greptime.v1.TableId\022\026\n\016drop_if_exists"
+  "\030\005 \001(\010\"\314\001\n\022CreateDatabaseExpr\022\024\n\014catalog"
+  "_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\034\n\024crea"
+  "te_if_not_exists\030\003 \001(\010\022=\n\007options\030\004 \003(\0132"
+  ",.greptime.v1.CreateDatabaseExpr.Options"
+  "Entry\032.\n\014OptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005va"
+  "lue\030\002 \001(\t:\0028\001\"z\n\021TruncateTableExpr\022\024\n\014ca"
+  "talog_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.gr"
+  "eptime.v1.TableId\"U\n\020DropDatabaseExpr\022\024\n"
+  "\014catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t"
+  "\022\026\n\016drop_if_exists\030\003 \001(\010\"9\n\nAddColumns\022+"
+  "\n\013add_columns\030\001 \003(\0132\026.greptime.v1.AddCol"
+  "umn\"<\n\013DropColumns\022-\n\014drop_columns\030\001 \003(\013"
+  "2\027.greptime.v1.DropColumn\"O\n\021ChangeColum"
+  "nTypes\022:\n\023change_column_types\030\001 \003(\0132\035.gr"
+  "eptime.v1.ChangeColumnType\"\260\001\n\016ChangeFul"
+  "ltext\022\023\n\013column_name\030\001 \001(\t\022\023\n\006enable\030\002 \001"
+  "(\010H\000\210\001\001\022,\n\010analyzer\030\003 \001(\0162\025.greptime.v1."
+  "AnalyzerH\001\210\001\001\022\033\n\016case_sensitive\030\004 \001(\010H\002\210"
+  "\001\001B\t\n\007_enableB\013\n\t_analyzerB\021\n\017_case_sens"
+  "itive\"%\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\020Chan"
+  "geColumnType\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\"\032\n\nDrop"
+  "Column\022\014\n\004name\030\001 \001(\t\"\025\n\007TableId\022\n\n\002id\030\001 "
+  "\001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColumnDef\022"
+  "\014\n\004name\030\001 \001(\t\022.\n\tdata_type\030\002 \001(\0162\033.grept"
+  "ime.v1.ColumnDataType\022\023\n\013is_nullable\030\003 \001"
+  "(\010\022\032\n\022default_constraint\030\004 \001(\014\0220\n\rsemant"
+  "ic_type\030\005 \001(\0162\031.greptime.v1.SemanticType"
+  "\022\017\n\007comment\030\006 \001(\t\022@\n\022datatype_extension\030"
+  "\007 \001(\0132$.greptime.v1.ColumnDataTypeExtens"
+  "ion\022+\n\007options\030\010 \001(\0132\032.greptime.v1.Colum"
+  "nOptions\"\230\001\n\021AddColumnLocation\022B\n\rlocati"
+  "on_type\030\001 \001(\0162+.greptime.v1.AddColumnLoc"
+  "ation.LocationType\022\031\n\021after_column_name\030"
+  "\002 \001(\t\"$\n\014LocationType\022\t\n\005FIRST\020\000\022\t\n\005AFTE"
+  "R\020\001*$\n\010Analyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINESE\020"
+  "\001BL\n\016io.greptime.v1B\003DdlZ5github.com/Gre"
+  "ptimeTeam/greptime-proto/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, 3854, descriptor_table_protodef_greptime_2fv1_2fddl_2eproto,
+    false, false, 4127, 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, 25,
+    &descriptor_table_greptime_2fv1_2fddl_2eproto_once, descriptor_table_greptime_2fv1_2fddl_2eproto_deps, 1, 26,
     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,
@@ -866,6 +907,20 @@ constexpr AddColumnLocation_LocationType AddColumnLocation::LocationType_MIN;
 constexpr AddColumnLocation_LocationType AddColumnLocation::LocationType_MAX;
 constexpr int AddColumnLocation::LocationType_ARRAYSIZE;
 #endif  // (__cplusplus < 201703) && (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
+const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* Analyzer_descriptor() {
+  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_greptime_2fv1_2fddl_2eproto);
+  return file_level_enum_descriptors_greptime_2fv1_2fddl_2eproto[1];
+}
+bool Analyzer_IsValid(int value) {
+  switch (value) {
+    case 0:
+    case 1:
+      return true;
+    default:
+      return false;
+  }
+}
+
 
 // ===================================================================
 
@@ -4168,6 +4223,7 @@ class AlterExpr::_Internal {
   static const ::greptime::v1::DropColumns& drop_columns(const AlterExpr* msg);
   static const ::greptime::v1::RenameTable& rename_table(const AlterExpr* msg);
   static const ::greptime::v1::ChangeColumnTypes& change_column_types(const AlterExpr* msg);
+  static const ::greptime::v1::ChangeFulltext& change_fulltext(const AlterExpr* msg);
 };
 
 const ::greptime::v1::AddColumns&
@@ -4186,6 +4242,10 @@ const ::greptime::v1::ChangeColumnTypes&
 AlterExpr::_Internal::change_column_types(const AlterExpr* msg) {
   return *msg->_impl_.kind_.change_column_types_;
 }
+const ::greptime::v1::ChangeFulltext&
+AlterExpr::_Internal::change_fulltext(const AlterExpr* msg) {
+  return *msg->_impl_.kind_.change_fulltext_;
+}
 void AlterExpr::set_allocated_add_columns(::greptime::v1::AddColumns* add_columns) {
   ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
   clear_kind();
@@ -4246,6 +4306,21 @@ void AlterExpr::set_allocated_change_column_types(::greptime::v1::ChangeColumnTy
   }
   // @@protoc_insertion_point(field_set_allocated:greptime.v1.AlterExpr.change_column_types)
 }
+void AlterExpr::set_allocated_change_fulltext(::greptime::v1::ChangeFulltext* change_fulltext) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_kind();
+  if (change_fulltext) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(change_fulltext);
+    if (message_arena != submessage_arena) {
+      change_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, change_fulltext, submessage_arena);
+    }
+    set_has_change_fulltext();
+    _impl_.kind_.change_fulltext_ = change_fulltext;
+  }
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.AlterExpr.change_fulltext)
+}
 AlterExpr::AlterExpr(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                          bool is_message_owned)
   : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
@@ -4310,6 +4385,11 @@ AlterExpr::AlterExpr(const AlterExpr& from)
           from._internal_change_column_types());
       break;
     }
+    case kChangeFulltext: {
+      _this->_internal_mutable_change_fulltext()->::greptime::v1::ChangeFulltext::MergeFrom(
+          from._internal_change_fulltext());
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -4394,6 +4474,12 @@ void AlterExpr::clear_kind() {
       }
       break;
     }
+    case kChangeFulltext: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete _impl_.kind_.change_fulltext_;
+      }
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -4483,6 +4569,14 @@ const char* AlterExpr::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx
         } else
           goto handle_unusual;
         continue;
+      // .greptime.v1.ChangeFulltext change_fulltext = 8;
+      case 8:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 66)) {
+          ptr = ctx->ParseMessage(_internal_mutable_change_fulltext(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -4570,6 +4664,13 @@ uint8_t* AlterExpr::_InternalSerialize(
         _Internal::change_column_types(this).GetCachedSize(), target, stream);
   }
 
+  // .greptime.v1.ChangeFulltext change_fulltext = 8;
+  if (_internal_has_change_fulltext()) {
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(8, _Internal::change_fulltext(this),
+        _Internal::change_fulltext(this).GetCachedSize(), target, stream);
+  }
+
   if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
     target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
         _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
@@ -4636,6 +4737,13 @@ size_t AlterExpr::ByteSizeLong() const {
           *_impl_.kind_.change_column_types_);
       break;
     }
+    // .greptime.v1.ChangeFulltext change_fulltext = 8;
+    case kChangeFulltext: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *_impl_.kind_.change_fulltext_);
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -4688,6 +4796,11 @@ void AlterExpr::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROT
           from._internal_change_column_types());
       break;
     }
+    case kChangeFulltext: {
+      _this->_internal_mutable_change_fulltext()->::greptime::v1::ChangeFulltext::MergeFrom(
+          from._internal_change_fulltext());
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -6653,6 +6766,324 @@ ::PROTOBUF_NAMESPACE_ID::Metadata ChangeColumnTypes::GetMetadata() const {
 
 // ===================================================================
 
+class ChangeFulltext::_Internal {
+ public:
+  using HasBits = decltype(std::declval<ChangeFulltext>()._impl_._has_bits_);
+  static void set_has_enable(HasBits* has_bits) {
+    (*has_bits)[0] |= 2u;
+  }
+  static void set_has_analyzer(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+  static void set_has_case_sensitive(HasBits* has_bits) {
+    (*has_bits)[0] |= 4u;
+  }
+};
+
+ChangeFulltext::ChangeFulltext(::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.ChangeFulltext)
+}
+ChangeFulltext::ChangeFulltext(const ChangeFulltext& from)
+  : ::PROTOBUF_NAMESPACE_ID::Message() {
+  ChangeFulltext* const _this = this; (void)_this;
+  new (&_impl_) Impl_{
+      decltype(_impl_._has_bits_){from._impl_._has_bits_}
+    , /*decltype(_impl_._cached_size_)*/{}
+    , decltype(_impl_.column_name_){}
+    , decltype(_impl_.analyzer_){}
+    , decltype(_impl_.enable_){}
+    , decltype(_impl_.case_sensitive_){}};
+
+  _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());
+  }
+  ::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.ChangeFulltext)
+}
+
+inline void ChangeFulltext::SharedCtor(
+    ::_pb::Arena* arena, bool is_message_owned) {
+  (void)arena;
+  (void)is_message_owned;
+  new (&_impl_) Impl_{
+      decltype(_impl_._has_bits_){}
+    , /*decltype(_impl_._cached_size_)*/{}
+    , decltype(_impl_.column_name_){}
+    , decltype(_impl_.analyzer_){0}
+    , decltype(_impl_.enable_){false}
+    , decltype(_impl_.case_sensitive_){false}
+  };
+  _impl_.column_name_.InitDefault();
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    _impl_.column_name_.Set("", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+}
+
+ChangeFulltext::~ChangeFulltext() {
+  // @@protoc_insertion_point(destructor:greptime.v1.ChangeFulltext)
+  if (auto *arena = _internal_metadata_.DeleteReturnArena<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>()) {
+  (void)arena;
+    return;
+  }
+  SharedDtor();
+}
+
+inline void ChangeFulltext::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  _impl_.column_name_.Destroy();
+}
+
+void ChangeFulltext::SetCachedSize(int size) const {
+  _impl_._cached_size_.Set(size);
+}
+
+void ChangeFulltext::Clear() {
+// @@protoc_insertion_point(message_clear_start:greptime.v1.ChangeFulltext)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  _impl_.column_name_.ClearToEmpty();
+  cached_has_bits = _impl_._has_bits_[0];
+  if (cached_has_bits & 0x00000007u) {
+    ::memset(&_impl_.analyzer_, 0, static_cast<size_t>(
+        reinterpret_cast<char*>(&_impl_.case_sensitive_) -
+        reinterpret_cast<char*>(&_impl_.analyzer_)) + sizeof(_impl_.case_sensitive_));
+  }
+  _impl_._has_bits_.Clear();
+  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
+}
+
+const char* ChangeFulltext::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  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.ChangeFulltext.column_name"));
+        } else
+          goto handle_unusual;
+        continue;
+      // optional bool enable = 2;
+      case 2:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 16)) {
+          _Internal::set_has_enable(&has_bits);
+          _impl_.enable_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // optional .greptime.v1.Analyzer analyzer = 3;
+      case 3:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 24)) {
+          uint64_t val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+          _internal_set_analyzer(static_cast<::greptime::v1::Analyzer>(val));
+        } else
+          goto handle_unusual;
+        continue;
+      // optional bool case_sensitive = 4;
+      case 4:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 32)) {
+          _Internal::set_has_case_sensitive(&has_bits);
+          _impl_.case_sensitive_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _impl_._has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* ChangeFulltext::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:greptime.v1.ChangeFulltext)
+  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.ChangeFulltext.column_name");
+    target = stream->WriteStringMaybeAliased(
+        1, this->_internal_column_name(), target);
+  }
+
+  // optional bool enable = 2;
+  if (_internal_has_enable()) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteBoolToArray(2, this->_internal_enable(), target);
+  }
+
+  // optional .greptime.v1.Analyzer analyzer = 3;
+  if (_internal_has_analyzer()) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteEnumToArray(
+      3, this->_internal_analyzer(), target);
+  }
+
+  // optional bool case_sensitive = 4;
+  if (_internal_has_case_sensitive()) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteBoolToArray(4, this->_internal_case_sensitive(), 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.ChangeFulltext)
+  return target;
+}
+
+size_t ChangeFulltext::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:greptime.v1.ChangeFulltext)
+  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());
+  }
+
+  cached_has_bits = _impl_._has_bits_[0];
+  if (cached_has_bits & 0x00000007u) {
+    // optional .greptime.v1.Analyzer analyzer = 3;
+    if (cached_has_bits & 0x00000001u) {
+      total_size += 1 +
+        ::_pbi::WireFormatLite::EnumSize(this->_internal_analyzer());
+    }
+
+    // optional bool enable = 2;
+    if (cached_has_bits & 0x00000002u) {
+      total_size += 1 + 1;
+    }
+
+    // optional bool case_sensitive = 4;
+    if (cached_has_bits & 0x00000004u) {
+      total_size += 1 + 1;
+    }
+
+  }
+  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
+}
+
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData ChangeFulltext::_class_data_ = {
+    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSourceCheck,
+    ChangeFulltext::MergeImpl
+};
+const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*ChangeFulltext::GetClassData() const { return &_class_data_; }
+
+
+void ChangeFulltext::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTOBUF_NAMESPACE_ID::Message& from_msg) {
+  auto* const _this = static_cast<ChangeFulltext*>(&to_msg);
+  auto& from = static_cast<const ChangeFulltext&>(from_msg);
+  // @@protoc_insertion_point(class_specific_merge_from_start:greptime.v1.ChangeFulltext)
+  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());
+  }
+  cached_has_bits = from._impl_._has_bits_[0];
+  if (cached_has_bits & 0x00000007u) {
+    if (cached_has_bits & 0x00000001u) {
+      _this->_impl_.analyzer_ = from._impl_.analyzer_;
+    }
+    if (cached_has_bits & 0x00000002u) {
+      _this->_impl_.enable_ = from._impl_.enable_;
+    }
+    if (cached_has_bits & 0x00000004u) {
+      _this->_impl_.case_sensitive_ = from._impl_.case_sensitive_;
+    }
+    _this->_impl_._has_bits_[0] |= cached_has_bits;
+  }
+  _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
+}
+
+void ChangeFulltext::CopyFrom(const ChangeFulltext& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:greptime.v1.ChangeFulltext)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool ChangeFulltext::IsInitialized() const {
+  return true;
+}
+
+void ChangeFulltext::InternalSwap(ChangeFulltext* other) {
+  using std::swap;
+  auto* lhs_arena = GetArenaForAllocation();
+  auto* rhs_arena = other->GetArenaForAllocation();
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_impl_._has_bits_[0], other->_impl_._has_bits_[0]);
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &_impl_.column_name_, lhs_arena,
+      &other->_impl_.column_name_, rhs_arena
+  );
+  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
+      PROTOBUF_FIELD_OFFSET(ChangeFulltext, _impl_.case_sensitive_)
+      + sizeof(ChangeFulltext::_impl_.case_sensitive_)
+      - PROTOBUF_FIELD_OFFSET(ChangeFulltext, _impl_.analyzer_)>(
+          reinterpret_cast<char*>(&_impl_.analyzer_),
+          reinterpret_cast<char*>(&other->_impl_.analyzer_));
+}
+
+::PROTOBUF_NAMESPACE_ID::Metadata ChangeFulltext::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[17]);
+}
+
+// ===================================================================
+
 class RenameTable::_Internal {
  public:
 };
@@ -6851,7 +7282,7 @@ void RenameTable::InternalSwap(RenameTable* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata RenameTable::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[17]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[18]);
 }
 
 // ===================================================================
@@ -7090,7 +7521,7 @@ void AddColumn::InternalSwap(AddColumn* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata AddColumn::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[18]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[19]);
 }
 
 // ===================================================================
@@ -7375,7 +7806,7 @@ void ChangeColumnType::InternalSwap(ChangeColumnType* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata ChangeColumnType::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[19]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[20]);
 }
 
 // ===================================================================
@@ -7578,7 +8009,7 @@ void DropColumn::InternalSwap(DropColumn* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata DropColumn::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[20]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[21]);
 }
 
 // ===================================================================
@@ -7756,7 +8187,7 @@ void TableId::InternalSwap(TableId* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata TableId::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[21]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[22]);
 }
 
 // ===================================================================
@@ -7934,7 +8365,7 @@ void FlowId::InternalSwap(FlowId* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata FlowId::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[22]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[23]);
 }
 
 // ===================================================================
@@ -8416,7 +8847,7 @@ void ColumnDef::InternalSwap(ColumnDef* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata ColumnDef::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[23]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[24]);
 }
 
 // ===================================================================
@@ -8649,7 +9080,7 @@ void AddColumnLocation::InternalSwap(AddColumnLocation* other) {
 ::PROTOBUF_NAMESPACE_ID::Metadata AddColumnLocation::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[24]);
+      file_level_metadata_greptime_2fv1_2fddl_2eproto[25]);
 }
 
 // @@protoc_insertion_point(namespace_scope)
@@ -8724,6 +9155,10 @@ template<> PROTOBUF_NOINLINE ::greptime::v1::ChangeColumnTypes*
 Arena::CreateMaybeMessage< ::greptime::v1::ChangeColumnTypes >(Arena* arena) {
   return Arena::CreateMessageInternal< ::greptime::v1::ChangeColumnTypes >(arena);
 }
+template<> PROTOBUF_NOINLINE ::greptime::v1::ChangeFulltext*
+Arena::CreateMaybeMessage< ::greptime::v1::ChangeFulltext >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::greptime::v1::ChangeFulltext >(arena);
+}
 template<> PROTOBUF_NOINLINE ::greptime::v1::RenameTable*
 Arena::CreateMaybeMessage< ::greptime::v1::RenameTable >(Arena* arena) {
   return Arena::CreateMessageInternal< ::greptime::v1::RenameTable >(arena);
diff --git a/c++/greptime/v1/ddl.pb.h b/c++/greptime/v1/ddl.pb.h
index 875e85d4..9f4afb60 100644
--- a/c++/greptime/v1/ddl.pb.h
+++ b/c++/greptime/v1/ddl.pb.h
@@ -69,6 +69,9 @@ extern ChangeColumnTypeDefaultTypeInternal _ChangeColumnType_default_instance_;
 class ChangeColumnTypes;
 struct ChangeColumnTypesDefaultTypeInternal;
 extern ChangeColumnTypesDefaultTypeInternal _ChangeColumnTypes_default_instance_;
+class ChangeFulltext;
+struct ChangeFulltextDefaultTypeInternal;
+extern ChangeFulltextDefaultTypeInternal _ChangeFulltext_default_instance_;
 class ColumnDef;
 struct ColumnDefDefaultTypeInternal;
 extern ColumnDefDefaultTypeInternal _ColumnDef_default_instance_;
@@ -135,6 +138,7 @@ template<> ::greptime::v1::AddColumns* Arena::CreateMaybeMessage<::greptime::v1:
 template<> ::greptime::v1::AlterExpr* Arena::CreateMaybeMessage<::greptime::v1::AlterExpr>(Arena*);
 template<> ::greptime::v1::ChangeColumnType* Arena::CreateMaybeMessage<::greptime::v1::ChangeColumnType>(Arena*);
 template<> ::greptime::v1::ChangeColumnTypes* Arena::CreateMaybeMessage<::greptime::v1::ChangeColumnTypes>(Arena*);
+template<> ::greptime::v1::ChangeFulltext* Arena::CreateMaybeMessage<::greptime::v1::ChangeFulltext>(Arena*);
 template<> ::greptime::v1::ColumnDef* Arena::CreateMaybeMessage<::greptime::v1::ColumnDef>(Arena*);
 template<> ::greptime::v1::CreateDatabaseExpr* Arena::CreateMaybeMessage<::greptime::v1::CreateDatabaseExpr>(Arena*);
 template<> ::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse* Arena::CreateMaybeMessage<::greptime::v1::CreateDatabaseExpr_OptionsEntry_DoNotUse>(Arena*);
@@ -183,6 +187,31 @@ inline bool AddColumnLocation_LocationType_Parse(
   return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<AddColumnLocation_LocationType>(
     AddColumnLocation_LocationType_descriptor(), name, value);
 }
+enum Analyzer : int {
+  ENGLISH = 0,
+  CHINESE = 1,
+  Analyzer_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::min(),
+  Analyzer_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<int32_t>::max()
+};
+bool Analyzer_IsValid(int value);
+constexpr Analyzer Analyzer_MIN = ENGLISH;
+constexpr Analyzer Analyzer_MAX = CHINESE;
+constexpr int Analyzer_ARRAYSIZE = Analyzer_MAX + 1;
+
+const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* Analyzer_descriptor();
+template<typename T>
+inline const std::string& Analyzer_Name(T enum_t_value) {
+  static_assert(::std::is_same<T, Analyzer>::value ||
+    ::std::is_integral<T>::value,
+    "Incorrect type passed to function Analyzer_Name.");
+  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
+    Analyzer_descriptor(), enum_t_value);
+}
+inline bool Analyzer_Parse(
+    ::PROTOBUF_NAMESPACE_ID::ConstStringParam name, Analyzer* value) {
+  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<Analyzer>(
+    Analyzer_descriptor(), name, value);
+}
 // ===================================================================
 
 class DdlRequest final :
@@ -2011,6 +2040,7 @@ class AlterExpr final :
     kDropColumns = 5,
     kRenameTable = 6,
     kChangeColumnTypes = 7,
+    kChangeFulltext = 8,
     KIND_NOT_SET = 0,
   };
 
@@ -2099,6 +2129,7 @@ class AlterExpr final :
     kDropColumnsFieldNumber = 5,
     kRenameTableFieldNumber = 6,
     kChangeColumnTypesFieldNumber = 7,
+    kChangeFulltextFieldNumber = 8,
   };
   // string catalog_name = 1;
   void clear_catalog_name();
@@ -2214,6 +2245,24 @@ class AlterExpr final :
       ::greptime::v1::ChangeColumnTypes* change_column_types);
   ::greptime::v1::ChangeColumnTypes* unsafe_arena_release_change_column_types();
 
+  // .greptime.v1.ChangeFulltext change_fulltext = 8;
+  bool has_change_fulltext() const;
+  private:
+  bool _internal_has_change_fulltext() const;
+  public:
+  void clear_change_fulltext();
+  const ::greptime::v1::ChangeFulltext& change_fulltext() const;
+  PROTOBUF_NODISCARD ::greptime::v1::ChangeFulltext* release_change_fulltext();
+  ::greptime::v1::ChangeFulltext* mutable_change_fulltext();
+  void set_allocated_change_fulltext(::greptime::v1::ChangeFulltext* change_fulltext);
+  private:
+  const ::greptime::v1::ChangeFulltext& _internal_change_fulltext() const;
+  ::greptime::v1::ChangeFulltext* _internal_mutable_change_fulltext();
+  public:
+  void unsafe_arena_set_allocated_change_fulltext(
+      ::greptime::v1::ChangeFulltext* change_fulltext);
+  ::greptime::v1::ChangeFulltext* unsafe_arena_release_change_fulltext();
+
   void clear_kind();
   KindCase kind_case() const;
   // @@protoc_insertion_point(class_scope:greptime.v1.AlterExpr)
@@ -2223,6 +2272,7 @@ class AlterExpr final :
   void set_has_drop_columns();
   void set_has_rename_table();
   void set_has_change_column_types();
+  void set_has_change_fulltext();
 
   inline bool has_kind() const;
   inline void clear_has_kind();
@@ -2241,6 +2291,7 @@ class AlterExpr final :
       ::greptime::v1::DropColumns* drop_columns_;
       ::greptime::v1::RenameTable* rename_table_;
       ::greptime::v1::ChangeColumnTypes* change_column_types_;
+      ::greptime::v1::ChangeFulltext* change_fulltext_;
     } kind_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
     uint32_t _oneof_case_[1];
@@ -3557,6 +3608,205 @@ class ChangeColumnTypes final :
 };
 // -------------------------------------------------------------------
 
+class ChangeFulltext final :
+    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.ChangeFulltext) */ {
+ public:
+  inline ChangeFulltext() : ChangeFulltext(nullptr) {}
+  ~ChangeFulltext() override;
+  explicit PROTOBUF_CONSTEXPR ChangeFulltext(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized);
+
+  ChangeFulltext(const ChangeFulltext& from);
+  ChangeFulltext(ChangeFulltext&& from) noexcept
+    : ChangeFulltext() {
+    *this = ::std::move(from);
+  }
+
+  inline ChangeFulltext& operator=(const ChangeFulltext& from) {
+    CopyFrom(from);
+    return *this;
+  }
+  inline ChangeFulltext& operator=(ChangeFulltext&& 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 ChangeFulltext& default_instance() {
+    return *internal_default_instance();
+  }
+  static inline const ChangeFulltext* internal_default_instance() {
+    return reinterpret_cast<const ChangeFulltext*>(
+               &_ChangeFulltext_default_instance_);
+  }
+  static constexpr int kIndexInFileMessages =
+    17;
+
+  friend void swap(ChangeFulltext& a, ChangeFulltext& b) {
+    a.Swap(&b);
+  }
+  inline void Swap(ChangeFulltext* 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(ChangeFulltext* other) {
+    if (other == this) return;
+    GOOGLE_DCHECK(GetOwningArena() == other->GetOwningArena());
+    InternalSwap(other);
+  }
+
+  // implements Message ----------------------------------------------
+
+  ChangeFulltext* New(::PROTOBUF_NAMESPACE_ID::Arena* arena = nullptr) const final {
+    return CreateMaybeMessage<ChangeFulltext>(arena);
+  }
+  using ::PROTOBUF_NAMESPACE_ID::Message::CopyFrom;
+  void CopyFrom(const ChangeFulltext& from);
+  using ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom;
+  void MergeFrom( const ChangeFulltext& from) {
+    ChangeFulltext::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(ChangeFulltext* other);
+
+  private:
+  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
+  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
+    return "greptime.v1.ChangeFulltext";
+  }
+  protected:
+  explicit ChangeFulltext(::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,
+    kAnalyzerFieldNumber = 3,
+    kEnableFieldNumber = 2,
+    kCaseSensitiveFieldNumber = 4,
+  };
+  // 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:
+
+  // optional .greptime.v1.Analyzer analyzer = 3;
+  bool has_analyzer() const;
+  private:
+  bool _internal_has_analyzer() const;
+  public:
+  void clear_analyzer();
+  ::greptime::v1::Analyzer analyzer() const;
+  void set_analyzer(::greptime::v1::Analyzer value);
+  private:
+  ::greptime::v1::Analyzer _internal_analyzer() const;
+  void _internal_set_analyzer(::greptime::v1::Analyzer value);
+  public:
+
+  // optional bool enable = 2;
+  bool has_enable() const;
+  private:
+  bool _internal_has_enable() const;
+  public:
+  void clear_enable();
+  bool enable() const;
+  void set_enable(bool value);
+  private:
+  bool _internal_enable() const;
+  void _internal_set_enable(bool value);
+  public:
+
+  // optional bool case_sensitive = 4;
+  bool has_case_sensitive() const;
+  private:
+  bool _internal_has_case_sensitive() const;
+  public:
+  void clear_case_sensitive();
+  bool case_sensitive() const;
+  void set_case_sensitive(bool value);
+  private:
+  bool _internal_case_sensitive() const;
+  void _internal_set_case_sensitive(bool value);
+  public:
+
+  // @@protoc_insertion_point(class_scope:greptime.v1.ChangeFulltext)
+ 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::HasBits<1> _has_bits_;
+    mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
+    ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr column_name_;
+    int analyzer_;
+    bool enable_;
+    bool case_sensitive_;
+  };
+  union { Impl_ _impl_; };
+  friend struct ::TableStruct_greptime_2fv1_2fddl_2eproto;
+};
+// -------------------------------------------------------------------
+
 class RenameTable final :
     public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:greptime.v1.RenameTable) */ {
  public:
@@ -3605,7 +3855,7 @@ class RenameTable final :
                &_RenameTable_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    17;
+    18;
 
   friend void swap(RenameTable& a, RenameTable& b) {
     a.Swap(&b);
@@ -3758,7 +4008,7 @@ class AddColumn final :
                &_AddColumn_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    18;
+    19;
 
   friend void swap(AddColumn& a, AddColumn& b) {
     a.Swap(&b);
@@ -3935,7 +4185,7 @@ class ChangeColumnType final :
                &_ChangeColumnType_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    19;
+    20;
 
   friend void swap(ChangeColumnType& a, ChangeColumnType& b) {
     a.Swap(&b);
@@ -4119,7 +4369,7 @@ class DropColumn final :
                &_DropColumn_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    20;
+    21;
 
   friend void swap(DropColumn& a, DropColumn& b) {
     a.Swap(&b);
@@ -4272,7 +4522,7 @@ class TableId final :
                &_TableId_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    21;
+    22;
 
   friend void swap(TableId& a, TableId& b) {
     a.Swap(&b);
@@ -4420,7 +4670,7 @@ class FlowId final :
                &_FlowId_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    22;
+    23;
 
   friend void swap(FlowId& a, FlowId& b) {
     a.Swap(&b);
@@ -4568,7 +4818,7 @@ class ColumnDef final :
                &_ColumnDef_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    23;
+    24;
 
   friend void swap(ColumnDef& a, ColumnDef& b) {
     a.Swap(&b);
@@ -4826,7 +5076,7 @@ class AddColumnLocation final :
                &_AddColumnLocation_default_instance_);
   }
   static constexpr int kIndexInFileMessages =
-    24;
+    25;
 
   friend void swap(AddColumnLocation& a, AddColumnLocation& b) {
     a.Swap(&b);
@@ -8107,6 +8357,80 @@ inline ::greptime::v1::ChangeColumnTypes* AlterExpr::mutable_change_column_types
   return _msg;
 }
 
+// .greptime.v1.ChangeFulltext change_fulltext = 8;
+inline bool AlterExpr::_internal_has_change_fulltext() const {
+  return kind_case() == kChangeFulltext;
+}
+inline bool AlterExpr::has_change_fulltext() const {
+  return _internal_has_change_fulltext();
+}
+inline void AlterExpr::set_has_change_fulltext() {
+  _impl_._oneof_case_[0] = kChangeFulltext;
+}
+inline void AlterExpr::clear_change_fulltext() {
+  if (_internal_has_change_fulltext()) {
+    if (GetArenaForAllocation() == nullptr) {
+      delete _impl_.kind_.change_fulltext_;
+    }
+    clear_has_kind();
+  }
+}
+inline ::greptime::v1::ChangeFulltext* AlterExpr::release_change_fulltext() {
+  // @@protoc_insertion_point(field_release:greptime.v1.AlterExpr.change_fulltext)
+  if (_internal_has_change_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::ChangeFulltext* temp = _impl_.kind_.change_fulltext_;
+    if (GetArenaForAllocation() != nullptr) {
+      temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+    }
+    _impl_.kind_.change_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline const ::greptime::v1::ChangeFulltext& AlterExpr::_internal_change_fulltext() const {
+  return _internal_has_change_fulltext()
+      ? *_impl_.kind_.change_fulltext_
+      : reinterpret_cast< ::greptime::v1::ChangeFulltext&>(::greptime::v1::_ChangeFulltext_default_instance_);
+}
+inline const ::greptime::v1::ChangeFulltext& AlterExpr::change_fulltext() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.AlterExpr.change_fulltext)
+  return _internal_change_fulltext();
+}
+inline ::greptime::v1::ChangeFulltext* AlterExpr::unsafe_arena_release_change_fulltext() {
+  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.AlterExpr.change_fulltext)
+  if (_internal_has_change_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::ChangeFulltext* temp = _impl_.kind_.change_fulltext_;
+    _impl_.kind_.change_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline void AlterExpr::unsafe_arena_set_allocated_change_fulltext(::greptime::v1::ChangeFulltext* change_fulltext) {
+  clear_kind();
+  if (change_fulltext) {
+    set_has_change_fulltext();
+    _impl_.kind_.change_fulltext_ = change_fulltext;
+  }
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.AlterExpr.change_fulltext)
+}
+inline ::greptime::v1::ChangeFulltext* AlterExpr::_internal_mutable_change_fulltext() {
+  if (!_internal_has_change_fulltext()) {
+    clear_kind();
+    set_has_change_fulltext();
+    _impl_.kind_.change_fulltext_ = CreateMaybeMessage< ::greptime::v1::ChangeFulltext >(GetArenaForAllocation());
+  }
+  return _impl_.kind_.change_fulltext_;
+}
+inline ::greptime::v1::ChangeFulltext* AlterExpr::mutable_change_fulltext() {
+  ::greptime::v1::ChangeFulltext* _msg = _internal_mutable_change_fulltext();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.AlterExpr.change_fulltext)
+  return _msg;
+}
+
 inline bool AlterExpr::has_kind() const {
   return kind_case() != KIND_NOT_SET;
 }
@@ -9037,6 +9361,144 @@ ChangeColumnTypes::change_column_types() const {
 
 // -------------------------------------------------------------------
 
+// ChangeFulltext
+
+// string column_name = 1;
+inline void ChangeFulltext::clear_column_name() {
+  _impl_.column_name_.ClearToEmpty();
+}
+inline const std::string& ChangeFulltext::column_name() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ChangeFulltext.column_name)
+  return _internal_column_name();
+}
+template <typename ArgT0, typename... ArgT>
+inline PROTOBUF_ALWAYS_INLINE
+void ChangeFulltext::set_column_name(ArgT0&& arg0, ArgT... args) {
+ 
+ _impl_.column_name_.Set(static_cast<ArgT0 &&>(arg0), args..., GetArenaForAllocation());
+  // @@protoc_insertion_point(field_set:greptime.v1.ChangeFulltext.column_name)
+}
+inline std::string* ChangeFulltext::mutable_column_name() {
+  std::string* _s = _internal_mutable_column_name();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.ChangeFulltext.column_name)
+  return _s;
+}
+inline const std::string& ChangeFulltext::_internal_column_name() const {
+  return _impl_.column_name_.Get();
+}
+inline void ChangeFulltext::_internal_set_column_name(const std::string& value) {
+  
+  _impl_.column_name_.Set(value, GetArenaForAllocation());
+}
+inline std::string* ChangeFulltext::_internal_mutable_column_name() {
+  
+  return _impl_.column_name_.Mutable(GetArenaForAllocation());
+}
+inline std::string* ChangeFulltext::release_column_name() {
+  // @@protoc_insertion_point(field_release:greptime.v1.ChangeFulltext.column_name)
+  return _impl_.column_name_.Release();
+}
+inline void ChangeFulltext::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.ChangeFulltext.column_name)
+}
+
+// optional bool enable = 2;
+inline bool ChangeFulltext::_internal_has_enable() const {
+  bool value = (_impl_._has_bits_[0] & 0x00000002u) != 0;
+  return value;
+}
+inline bool ChangeFulltext::has_enable() const {
+  return _internal_has_enable();
+}
+inline void ChangeFulltext::clear_enable() {
+  _impl_.enable_ = false;
+  _impl_._has_bits_[0] &= ~0x00000002u;
+}
+inline bool ChangeFulltext::_internal_enable() const {
+  return _impl_.enable_;
+}
+inline bool ChangeFulltext::enable() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ChangeFulltext.enable)
+  return _internal_enable();
+}
+inline void ChangeFulltext::_internal_set_enable(bool value) {
+  _impl_._has_bits_[0] |= 0x00000002u;
+  _impl_.enable_ = value;
+}
+inline void ChangeFulltext::set_enable(bool value) {
+  _internal_set_enable(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.ChangeFulltext.enable)
+}
+
+// optional .greptime.v1.Analyzer analyzer = 3;
+inline bool ChangeFulltext::_internal_has_analyzer() const {
+  bool value = (_impl_._has_bits_[0] & 0x00000001u) != 0;
+  return value;
+}
+inline bool ChangeFulltext::has_analyzer() const {
+  return _internal_has_analyzer();
+}
+inline void ChangeFulltext::clear_analyzer() {
+  _impl_.analyzer_ = 0;
+  _impl_._has_bits_[0] &= ~0x00000001u;
+}
+inline ::greptime::v1::Analyzer ChangeFulltext::_internal_analyzer() const {
+  return static_cast< ::greptime::v1::Analyzer >(_impl_.analyzer_);
+}
+inline ::greptime::v1::Analyzer ChangeFulltext::analyzer() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ChangeFulltext.analyzer)
+  return _internal_analyzer();
+}
+inline void ChangeFulltext::_internal_set_analyzer(::greptime::v1::Analyzer value) {
+  _impl_._has_bits_[0] |= 0x00000001u;
+  _impl_.analyzer_ = value;
+}
+inline void ChangeFulltext::set_analyzer(::greptime::v1::Analyzer value) {
+  _internal_set_analyzer(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.ChangeFulltext.analyzer)
+}
+
+// optional bool case_sensitive = 4;
+inline bool ChangeFulltext::_internal_has_case_sensitive() const {
+  bool value = (_impl_._has_bits_[0] & 0x00000004u) != 0;
+  return value;
+}
+inline bool ChangeFulltext::has_case_sensitive() const {
+  return _internal_has_case_sensitive();
+}
+inline void ChangeFulltext::clear_case_sensitive() {
+  _impl_.case_sensitive_ = false;
+  _impl_._has_bits_[0] &= ~0x00000004u;
+}
+inline bool ChangeFulltext::_internal_case_sensitive() const {
+  return _impl_.case_sensitive_;
+}
+inline bool ChangeFulltext::case_sensitive() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.ChangeFulltext.case_sensitive)
+  return _internal_case_sensitive();
+}
+inline void ChangeFulltext::_internal_set_case_sensitive(bool value) {
+  _impl_._has_bits_[0] |= 0x00000004u;
+  _impl_.case_sensitive_ = value;
+}
+inline void ChangeFulltext::set_case_sensitive(bool value) {
+  _internal_set_case_sensitive(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.ChangeFulltext.case_sensitive)
+}
+
+// -------------------------------------------------------------------
+
 // RenameTable
 
 // string new_table_name = 1;
@@ -10043,6 +10505,8 @@ inline void AddColumnLocation::set_allocated_after_column_name(std::string* afte
 
 // -------------------------------------------------------------------
 
+// -------------------------------------------------------------------
+
 
 // @@protoc_insertion_point(namespace_scope)
 
@@ -10056,6 +10520,11 @@ template <>
 inline const EnumDescriptor* GetEnumDescriptor< ::greptime::v1::AddColumnLocation_LocationType>() {
   return ::greptime::v1::AddColumnLocation_LocationType_descriptor();
 }
+template <> struct is_proto_enum< ::greptime::v1::Analyzer> : ::std::true_type {};
+template <>
+inline const EnumDescriptor* GetEnumDescriptor< ::greptime::v1::Analyzer>() {
+  return ::greptime::v1::Analyzer_descriptor();
+}
 
 PROTOBUF_NAMESPACE_CLOSE
 
diff --git a/c++/greptime/v1/region/server.pb.cc b/c++/greptime/v1/region/server.pb.cc
index af96d172..f165086b 100644
--- a/c++/greptime/v1/region/server.pb.cc
+++ b/c++/greptime/v1/region/server.pb.cc
@@ -622,6 +622,7 @@ 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_
@@ -720,16 +721,16 @@ 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)},
-  { 187, -1, -1, sizeof(::greptime::v1::region::AddColumns)},
-  { 194, -1, -1, sizeof(::greptime::v1::region::DropColumns)},
-  { 201, -1, -1, sizeof(::greptime::v1::region::AddColumn)},
-  { 209, -1, -1, sizeof(::greptime::v1::region::DropColumn)},
-  { 216, -1, -1, sizeof(::greptime::v1::region::FlushRequest)},
-  { 223, -1, -1, sizeof(::greptime::v1::region::Regular)},
-  { 229, -1, -1, sizeof(::greptime::v1::region::StrictWindow)},
-  { 236, -1, -1, sizeof(::greptime::v1::region::CompactRequest)},
-  { 246, -1, -1, sizeof(::greptime::v1::region::TruncateRequest)},
-  { 253, -1, -1, sizeof(::greptime::v1::region::RegionColumnDef)},
+  { 188, -1, -1, sizeof(::greptime::v1::region::AddColumns)},
+  { 195, -1, -1, sizeof(::greptime::v1::region::DropColumns)},
+  { 202, -1, -1, sizeof(::greptime::v1::region::AddColumn)},
+  { 210, -1, -1, sizeof(::greptime::v1::region::DropColumn)},
+  { 217, -1, -1, sizeof(::greptime::v1::region::FlushRequest)},
+  { 224, -1, -1, sizeof(::greptime::v1::region::Regular)},
+  { 230, -1, -1, sizeof(::greptime::v1::region::StrictWindow)},
+  { 237, -1, -1, sizeof(::greptime::v1::region::CompactRequest)},
+  { 247, -1, -1, sizeof(::greptime::v1::region::TruncateRequest)},
+  { 254, -1, -1, sizeof(::greptime::v1::region::RegionColumnDef)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -826,34 +827,36 @@ const char descriptor_table_protodef_greptime_2fv1_2fregion_2fserver_2eproto[] P
   "OptionsEntry\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 .gre"
-  "ptime.v1.region.AlterRequest\"\360\001\n\014AlterRe"
+  "ptime.v1.region.AlterRequest\"\250\002\n\014AlterRe"
   "quest\022\021\n\tregion_id\030\001 \001(\004\0225\n\013add_columns\030"
   "\002 \001(\0132\036.greptime.v1.region.AddColumnsH\000\022"
   "7\n\014drop_columns\030\003 \001(\0132\037.greptime.v1.regi"
   "on.DropColumnsH\000\022=\n\023change_column_types\030"
   "\005 \001(\0132\036.greptime.v1.ChangeColumnTypesH\000\022"
-  "\026\n\016schema_version\030\004 \001(\004B\006\n\004kind\"@\n\nAddCo"
-  "lumns\0222\n\013add_columns\030\001 \003(\0132\035.greptime.v1"
-  ".region.AddColumn\"C\n\013DropColumns\0224\n\014drop"
-  "_columns\030\001 \003(\0132\036.greptime.v1.region.Drop"
-  "Column\"v\n\tAddColumn\0227\n\ncolumn_def\030\001 \001(\0132"
-  "#.greptime.v1.region.RegionColumnDef\0220\n\010"
-  "location\030\003 \001(\0132\036.greptime.v1.AddColumnLo"
-  "cation\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"!\n\014Fl"
-  "ushRequest\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\007regular\030\002 \001(\0132\033.greptime.v1.region.Reg"
-  "ularH\000\0229\n\rstrict_window\030\003 \001(\0132 .greptime"
-  ".v1.region.StrictWindowH\000B\t\n\007options\"$\n\017"
-  "TruncateRequest\022\021\n\tregion_id\030\001 \001(\004\"P\n\017Re"
-  "gionColumnDef\022*\n\ncolumn_def\030\001 \001(\0132\026.grep"
-  "time.v1.ColumnDef\022\021\n\tcolumn_id\030\002 \001(\r2Y\n\006"
-  "Region\022O\n\006Handle\022!.greptime.v1.region.Re"
-  "gionRequest\032\".greptime.v1.region.RegionR"
-  "esponseB]\n\025io.greptime.v1.regionB\006Server"
-  "Z<github.com/GreptimeTeam/greptime-proto"
-  "/go/greptime/v1/regionb\006proto3"
+  "6\n\017change_fulltext\030\006 \001(\0132\033.greptime.v1.C"
+  "hangeFulltextH\000\022\026\n\016schema_version\030\004 \001(\004B"
+  "\006\n\004kind\"@\n\nAddColumns\0222\n\013add_columns\030\001 \003"
+  "(\0132\035.greptime.v1.region.AddColumn\"C\n\013Dro"
+  "pColumns\0224\n\014drop_columns\030\001 \003(\0132\036.greptim"
+  "e.v1.region.DropColumn\"v\n\tAddColumn\0227\n\nc"
+  "olumn_def\030\001 \001(\0132#.greptime.v1.region.Reg"
+  "ionColumnDef\0220\n\010location\030\003 \001(\0132\036.greptim"
+  "e.v1.AddColumnLocation\"\032\n\nDropColumn\022\014\n\004"
+  "name\030\001 \001(\t\"!\n\014FlushRequest\022\021\n\tregion_id\030"
+  "\001 \001(\004\"\t\n\007Regular\"&\n\014StrictWindow\022\026\n\016wind"
+  "ow_seconds\030\001 \001(\003\"\231\001\n\016CompactRequest\022\021\n\tr"
+  "egion_id\030\001 \001(\004\022.\n\007regular\030\002 \001(\0132\033.grepti"
+  "me.v1.region.RegularH\000\0229\n\rstrict_window\030"
+  "\003 \001(\0132 .greptime.v1.region.StrictWindowH"
+  "\000B\t\n\007options\"$\n\017TruncateRequest\022\021\n\tregio"
+  "n_id\030\001 \001(\004\"P\n\017RegionColumnDef\022*\n\ncolumn_"
+  "def\030\001 \001(\0132\026.greptime.v1.ColumnDef\022\021\n\tcol"
+  "umn_id\030\002 \001(\r2Y\n\006Region\022O\n\006Handle\022!.grept"
+  "ime.v1.region.RegionRequest\032\".greptime.v"
+  "1.region.RegionResponseB]\n\025io.greptime.v"
+  "1.regionB\006ServerZ<github.com/GreptimeTea"
+  "m/greptime-proto/go/greptime/v1/regionb\006"
+  "proto3"
   ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fregion_2fserver_2eproto_deps[3] = {
   &::descriptor_table_greptime_2fv1_2fcommon_2eproto,
@@ -862,7 +865,7 @@ 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, 3510, descriptor_table_protodef_greptime_2fv1_2fregion_2fserver_2eproto,
+    false, false, 3566, 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,
@@ -5324,6 +5327,7 @@ class AlterRequest::_Internal {
   static const ::greptime::v1::region::AddColumns& add_columns(const AlterRequest* msg);
   static const ::greptime::v1::region::DropColumns& drop_columns(const AlterRequest* msg);
   static const ::greptime::v1::ChangeColumnTypes& change_column_types(const AlterRequest* msg);
+  static const ::greptime::v1::ChangeFulltext& change_fulltext(const AlterRequest* msg);
 };
 
 const ::greptime::v1::region::AddColumns&
@@ -5338,6 +5342,10 @@ const ::greptime::v1::ChangeColumnTypes&
 AlterRequest::_Internal::change_column_types(const AlterRequest* msg) {
   return *msg->_impl_.kind_.change_column_types_;
 }
+const ::greptime::v1::ChangeFulltext&
+AlterRequest::_Internal::change_fulltext(const AlterRequest* msg) {
+  return *msg->_impl_.kind_.change_fulltext_;
+}
 void AlterRequest::set_allocated_add_columns(::greptime::v1::region::AddColumns* add_columns) {
   ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
   clear_kind();
@@ -5392,6 +5400,30 @@ void AlterRequest::clear_change_column_types() {
     clear_has_kind();
   }
 }
+void AlterRequest::set_allocated_change_fulltext(::greptime::v1::ChangeFulltext* change_fulltext) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_kind();
+  if (change_fulltext) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+        ::PROTOBUF_NAMESPACE_ID::Arena::InternalGetOwningArena(
+                reinterpret_cast<::PROTOBUF_NAMESPACE_ID::MessageLite*>(change_fulltext));
+    if (message_arena != submessage_arena) {
+      change_fulltext = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, change_fulltext, submessage_arena);
+    }
+    set_has_change_fulltext();
+    _impl_.kind_.change_fulltext_ = change_fulltext;
+  }
+  // @@protoc_insertion_point(field_set_allocated:greptime.v1.region.AlterRequest.change_fulltext)
+}
+void AlterRequest::clear_change_fulltext() {
+  if (_internal_has_change_fulltext()) {
+    if (GetArenaForAllocation() == nullptr) {
+      delete _impl_.kind_.change_fulltext_;
+    }
+    clear_has_kind();
+  }
+}
 AlterRequest::AlterRequest(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                          bool is_message_owned)
   : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
@@ -5429,6 +5461,11 @@ AlterRequest::AlterRequest(const AlterRequest& from)
           from._internal_change_column_types());
       break;
     }
+    case kChangeFulltext: {
+      _this->_internal_mutable_change_fulltext()->::greptime::v1::ChangeFulltext::MergeFrom(
+          from._internal_change_fulltext());
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -5491,6 +5528,12 @@ void AlterRequest::clear_kind() {
       }
       break;
     }
+    case kChangeFulltext: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete _impl_.kind_.change_fulltext_;
+      }
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -5558,6 +5601,14 @@ const char* AlterRequest::_InternalParse(const char* ptr, ::_pbi::ParseContext*
         } else
           goto handle_unusual;
         continue;
+      // .greptime.v1.ChangeFulltext change_fulltext = 6;
+      case 6:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 50)) {
+          ptr = ctx->ParseMessage(_internal_mutable_change_fulltext(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -5620,6 +5671,13 @@ uint8_t* AlterRequest::_InternalSerialize(
         _Internal::change_column_types(this).GetCachedSize(), target, stream);
   }
 
+  // .greptime.v1.ChangeFulltext change_fulltext = 6;
+  if (_internal_has_change_fulltext()) {
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(6, _Internal::change_fulltext(this),
+        _Internal::change_fulltext(this).GetCachedSize(), target, stream);
+  }
+
   if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
     target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
         _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
@@ -5668,6 +5726,13 @@ size_t AlterRequest::ByteSizeLong() const {
           *_impl_.kind_.change_column_types_);
       break;
     }
+    // .greptime.v1.ChangeFulltext change_fulltext = 6;
+    case kChangeFulltext: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *_impl_.kind_.change_fulltext_);
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
@@ -5712,6 +5777,11 @@ void AlterRequest::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::P
           from._internal_change_column_types());
       break;
     }
+    case kChangeFulltext: {
+      _this->_internal_mutable_change_fulltext()->::greptime::v1::ChangeFulltext::MergeFrom(
+          from._internal_change_fulltext());
+      break;
+    }
     case KIND_NOT_SET: {
       break;
     }
diff --git a/c++/greptime/v1/region/server.pb.h b/c++/greptime/v1/region/server.pb.h
index c4a953c6..9a9e9925 100644
--- a/c++/greptime/v1/region/server.pb.h
+++ b/c++/greptime/v1/region/server.pb.h
@@ -3251,6 +3251,7 @@ class AlterRequest final :
     kAddColumns = 2,
     kDropColumns = 3,
     kChangeColumnTypes = 5,
+    kChangeFulltext = 6,
     KIND_NOT_SET = 0,
   };
 
@@ -3337,6 +3338,7 @@ class AlterRequest final :
     kAddColumnsFieldNumber = 2,
     kDropColumnsFieldNumber = 3,
     kChangeColumnTypesFieldNumber = 5,
+    kChangeFulltextFieldNumber = 6,
   };
   // uint64 region_id = 1;
   void clear_region_id();
@@ -3410,6 +3412,24 @@ class AlterRequest final :
       ::greptime::v1::ChangeColumnTypes* change_column_types);
   ::greptime::v1::ChangeColumnTypes* unsafe_arena_release_change_column_types();
 
+  // .greptime.v1.ChangeFulltext change_fulltext = 6;
+  bool has_change_fulltext() const;
+  private:
+  bool _internal_has_change_fulltext() const;
+  public:
+  void clear_change_fulltext();
+  const ::greptime::v1::ChangeFulltext& change_fulltext() const;
+  PROTOBUF_NODISCARD ::greptime::v1::ChangeFulltext* release_change_fulltext();
+  ::greptime::v1::ChangeFulltext* mutable_change_fulltext();
+  void set_allocated_change_fulltext(::greptime::v1::ChangeFulltext* change_fulltext);
+  private:
+  const ::greptime::v1::ChangeFulltext& _internal_change_fulltext() const;
+  ::greptime::v1::ChangeFulltext* _internal_mutable_change_fulltext();
+  public:
+  void unsafe_arena_set_allocated_change_fulltext(
+      ::greptime::v1::ChangeFulltext* change_fulltext);
+  ::greptime::v1::ChangeFulltext* unsafe_arena_release_change_fulltext();
+
   void clear_kind();
   KindCase kind_case() const;
   // @@protoc_insertion_point(class_scope:greptime.v1.region.AlterRequest)
@@ -3418,6 +3438,7 @@ class AlterRequest final :
   void set_has_add_columns();
   void set_has_drop_columns();
   void set_has_change_column_types();
+  void set_has_change_fulltext();
 
   inline bool has_kind() const;
   inline void clear_has_kind();
@@ -3434,6 +3455,7 @@ class AlterRequest final :
       ::greptime::v1::region::AddColumns* add_columns_;
       ::greptime::v1::region::DropColumns* drop_columns_;
       ::greptime::v1::ChangeColumnTypes* change_column_types_;
+      ::greptime::v1::ChangeFulltext* change_fulltext_;
     } kind_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
     uint32_t _oneof_case_[1];
@@ -7690,6 +7712,72 @@ inline ::greptime::v1::ChangeColumnTypes* AlterRequest::mutable_change_column_ty
   return _msg;
 }
 
+// .greptime.v1.ChangeFulltext change_fulltext = 6;
+inline bool AlterRequest::_internal_has_change_fulltext() const {
+  return kind_case() == kChangeFulltext;
+}
+inline bool AlterRequest::has_change_fulltext() const {
+  return _internal_has_change_fulltext();
+}
+inline void AlterRequest::set_has_change_fulltext() {
+  _impl_._oneof_case_[0] = kChangeFulltext;
+}
+inline ::greptime::v1::ChangeFulltext* AlterRequest::release_change_fulltext() {
+  // @@protoc_insertion_point(field_release:greptime.v1.region.AlterRequest.change_fulltext)
+  if (_internal_has_change_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::ChangeFulltext* temp = _impl_.kind_.change_fulltext_;
+    if (GetArenaForAllocation() != nullptr) {
+      temp = ::PROTOBUF_NAMESPACE_ID::internal::DuplicateIfNonNull(temp);
+    }
+    _impl_.kind_.change_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline const ::greptime::v1::ChangeFulltext& AlterRequest::_internal_change_fulltext() const {
+  return _internal_has_change_fulltext()
+      ? *_impl_.kind_.change_fulltext_
+      : reinterpret_cast< ::greptime::v1::ChangeFulltext&>(::greptime::v1::_ChangeFulltext_default_instance_);
+}
+inline const ::greptime::v1::ChangeFulltext& AlterRequest::change_fulltext() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.region.AlterRequest.change_fulltext)
+  return _internal_change_fulltext();
+}
+inline ::greptime::v1::ChangeFulltext* AlterRequest::unsafe_arena_release_change_fulltext() {
+  // @@protoc_insertion_point(field_unsafe_arena_release:greptime.v1.region.AlterRequest.change_fulltext)
+  if (_internal_has_change_fulltext()) {
+    clear_has_kind();
+    ::greptime::v1::ChangeFulltext* temp = _impl_.kind_.change_fulltext_;
+    _impl_.kind_.change_fulltext_ = nullptr;
+    return temp;
+  } else {
+    return nullptr;
+  }
+}
+inline void AlterRequest::unsafe_arena_set_allocated_change_fulltext(::greptime::v1::ChangeFulltext* change_fulltext) {
+  clear_kind();
+  if (change_fulltext) {
+    set_has_change_fulltext();
+    _impl_.kind_.change_fulltext_ = change_fulltext;
+  }
+  // @@protoc_insertion_point(field_unsafe_arena_set_allocated:greptime.v1.region.AlterRequest.change_fulltext)
+}
+inline ::greptime::v1::ChangeFulltext* AlterRequest::_internal_mutable_change_fulltext() {
+  if (!_internal_has_change_fulltext()) {
+    clear_kind();
+    set_has_change_fulltext();
+    _impl_.kind_.change_fulltext_ = CreateMaybeMessage< ::greptime::v1::ChangeFulltext >(GetArenaForAllocation());
+  }
+  return _impl_.kind_.change_fulltext_;
+}
+inline ::greptime::v1::ChangeFulltext* AlterRequest::mutable_change_fulltext() {
+  ::greptime::v1::ChangeFulltext* _msg = _internal_mutable_change_fulltext();
+  // @@protoc_insertion_point(field_mutable:greptime.v1.region.AlterRequest.change_fulltext)
+  return _msg;
+}
+
 // uint64 schema_version = 4;
 inline void AlterRequest::clear_schema_version() {
   _impl_.schema_version_ = uint64_t{0u};
diff --git a/go/greptime/v1/ddl.pb.go b/go/greptime/v1/ddl.pb.go
index 6e9b5f3a..6e965392 100644
--- a/go/greptime/v1/ddl.pb.go
+++ b/go/greptime/v1/ddl.pb.go
@@ -34,6 +34,52 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type Analyzer int32
+
+const (
+	Analyzer_ENGLISH Analyzer = 0
+	Analyzer_CHINESE Analyzer = 1
+)
+
+// Enum value maps for Analyzer.
+var (
+	Analyzer_name = map[int32]string{
+		0: "ENGLISH",
+		1: "CHINESE",
+	}
+	Analyzer_value = map[string]int32{
+		"ENGLISH": 0,
+		"CHINESE": 1,
+	}
+)
+
+func (x Analyzer) Enum() *Analyzer {
+	p := new(Analyzer)
+	*p = x
+	return p
+}
+
+func (x Analyzer) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (Analyzer) Descriptor() protoreflect.EnumDescriptor {
+	return file_greptime_v1_ddl_proto_enumTypes[0].Descriptor()
+}
+
+func (Analyzer) Type() protoreflect.EnumType {
+	return &file_greptime_v1_ddl_proto_enumTypes[0]
+}
+
+func (x Analyzer) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use Analyzer.Descriptor instead.
+func (Analyzer) EnumDescriptor() ([]byte, []int) {
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{0}
+}
+
 type AddColumnLocation_LocationType int32
 
 const (
@@ -64,11 +110,11 @@ func (x AddColumnLocation_LocationType) String() string {
 }
 
 func (AddColumnLocation_LocationType) Descriptor() protoreflect.EnumDescriptor {
-	return file_greptime_v1_ddl_proto_enumTypes[0].Descriptor()
+	return file_greptime_v1_ddl_proto_enumTypes[1].Descriptor()
 }
 
 func (AddColumnLocation_LocationType) Type() protoreflect.EnumType {
-	return &file_greptime_v1_ddl_proto_enumTypes[0]
+	return &file_greptime_v1_ddl_proto_enumTypes[1]
 }
 
 func (x AddColumnLocation_LocationType) Number() protoreflect.EnumNumber {
@@ -77,7 +123,7 @@ func (x AddColumnLocation_LocationType) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use AddColumnLocation_LocationType.Descriptor instead.
 func (AddColumnLocation_LocationType) EnumDescriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{21, 0}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{22, 0}
 }
 
 // "Data Definition Language" requests, that create, modify or delete the
@@ -797,6 +843,7 @@ type AlterExpr struct {
 	//	*AlterExpr_DropColumns
 	//	*AlterExpr_RenameTable
 	//	*AlterExpr_ChangeColumnTypes
+	//	*AlterExpr_ChangeFulltext
 	Kind isAlterExpr_Kind `protobuf_oneof:"kind"`
 }
 
@@ -888,6 +935,13 @@ func (x *AlterExpr) GetChangeColumnTypes() *ChangeColumnTypes {
 	return nil
 }
 
+func (x *AlterExpr) GetChangeFulltext() *ChangeFulltext {
+	if x, ok := x.GetKind().(*AlterExpr_ChangeFulltext); ok {
+		return x.ChangeFulltext
+	}
+	return nil
+}
+
 type isAlterExpr_Kind interface {
 	isAlterExpr_Kind()
 }
@@ -908,6 +962,10 @@ type AlterExpr_ChangeColumnTypes struct {
 	ChangeColumnTypes *ChangeColumnTypes `protobuf:"bytes,7,opt,name=change_column_types,json=changeColumnTypes,proto3,oneof"`
 }
 
+type AlterExpr_ChangeFulltext struct {
+	ChangeFulltext *ChangeFulltext `protobuf:"bytes,8,opt,name=change_fulltext,json=changeFulltext,proto3,oneof"`
+}
+
 func (*AlterExpr_AddColumns) isAlterExpr_Kind() {}
 
 func (*AlterExpr_DropColumns) isAlterExpr_Kind() {}
@@ -916,6 +974,8 @@ func (*AlterExpr_RenameTable) isAlterExpr_Kind() {}
 
 func (*AlterExpr_ChangeColumnTypes) isAlterExpr_Kind() {}
 
+func (*AlterExpr_ChangeFulltext) isAlterExpr_Kind() {}
+
 type DropTableExpr struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1341,6 +1401,77 @@ func (x *ChangeColumnTypes) GetChangeColumnTypes() []*ChangeColumnType {
 	return nil
 }
 
+type ChangeFulltext 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"`
+	Enable        *bool     `protobuf:"varint,2,opt,name=enable,proto3,oneof" json:"enable,omitempty"`
+	Analyzer      *Analyzer `protobuf:"varint,3,opt,name=analyzer,proto3,enum=greptime.v1.Analyzer,oneof" json:"analyzer,omitempty"`
+	CaseSensitive *bool     `protobuf:"varint,4,opt,name=case_sensitive,json=caseSensitive,proto3,oneof" json:"case_sensitive,omitempty"`
+}
+
+func (x *ChangeFulltext) Reset() {
+	*x = ChangeFulltext{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_greptime_v1_ddl_proto_msgTypes[14]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ChangeFulltext) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ChangeFulltext) ProtoMessage() {}
+
+func (x *ChangeFulltext) ProtoReflect() protoreflect.Message {
+	mi := &file_greptime_v1_ddl_proto_msgTypes[14]
+	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 ChangeFulltext.ProtoReflect.Descriptor instead.
+func (*ChangeFulltext) Descriptor() ([]byte, []int) {
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{14}
+}
+
+func (x *ChangeFulltext) GetColumnName() string {
+	if x != nil {
+		return x.ColumnName
+	}
+	return ""
+}
+
+func (x *ChangeFulltext) GetEnable() bool {
+	if x != nil && x.Enable != nil {
+		return *x.Enable
+	}
+	return false
+}
+
+func (x *ChangeFulltext) GetAnalyzer() Analyzer {
+	if x != nil && x.Analyzer != nil {
+		return *x.Analyzer
+	}
+	return Analyzer_ENGLISH
+}
+
+func (x *ChangeFulltext) GetCaseSensitive() bool {
+	if x != nil && x.CaseSensitive != nil {
+		return *x.CaseSensitive
+	}
+	return false
+}
+
 type RenameTable struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1352,7 +1483,7 @@ type RenameTable struct {
 func (x *RenameTable) Reset() {
 	*x = RenameTable{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[14]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1365,7 +1496,7 @@ func (x *RenameTable) String() string {
 func (*RenameTable) ProtoMessage() {}
 
 func (x *RenameTable) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[14]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1378,7 +1509,7 @@ func (x *RenameTable) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use RenameTable.ProtoReflect.Descriptor instead.
 func (*RenameTable) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{14}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *RenameTable) GetNewTableName() string {
@@ -1400,7 +1531,7 @@ type AddColumn struct {
 func (x *AddColumn) Reset() {
 	*x = AddColumn{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[15]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1413,7 +1544,7 @@ func (x *AddColumn) String() string {
 func (*AddColumn) ProtoMessage() {}
 
 func (x *AddColumn) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[15]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1426,7 +1557,7 @@ func (x *AddColumn) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AddColumn.ProtoReflect.Descriptor instead.
 func (*AddColumn) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{15}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{16}
 }
 
 func (x *AddColumn) GetColumnDef() *ColumnDef {
@@ -1456,7 +1587,7 @@ type ChangeColumnType struct {
 func (x *ChangeColumnType) Reset() {
 	*x = ChangeColumnType{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[16]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[17]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1469,7 +1600,7 @@ func (x *ChangeColumnType) String() string {
 func (*ChangeColumnType) ProtoMessage() {}
 
 func (x *ChangeColumnType) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[16]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[17]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1482,7 +1613,7 @@ func (x *ChangeColumnType) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ChangeColumnType.ProtoReflect.Descriptor instead.
 func (*ChangeColumnType) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{16}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{17}
 }
 
 func (x *ChangeColumnType) GetColumnName() string {
@@ -1517,7 +1648,7 @@ type DropColumn struct {
 func (x *DropColumn) Reset() {
 	*x = DropColumn{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[17]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[18]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1530,7 +1661,7 @@ func (x *DropColumn) String() string {
 func (*DropColumn) ProtoMessage() {}
 
 func (x *DropColumn) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[17]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[18]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1543,7 +1674,7 @@ func (x *DropColumn) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DropColumn.ProtoReflect.Descriptor instead.
 func (*DropColumn) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{17}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{18}
 }
 
 func (x *DropColumn) GetName() string {
@@ -1564,7 +1695,7 @@ type TableId struct {
 func (x *TableId) Reset() {
 	*x = TableId{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[18]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[19]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1577,7 +1708,7 @@ func (x *TableId) String() string {
 func (*TableId) ProtoMessage() {}
 
 func (x *TableId) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[18]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[19]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1590,7 +1721,7 @@ func (x *TableId) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TableId.ProtoReflect.Descriptor instead.
 func (*TableId) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{18}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{19}
 }
 
 func (x *TableId) GetId() uint32 {
@@ -1611,7 +1742,7 @@ type FlowId struct {
 func (x *FlowId) Reset() {
 	*x = FlowId{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[19]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[20]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1624,7 +1755,7 @@ func (x *FlowId) String() string {
 func (*FlowId) ProtoMessage() {}
 
 func (x *FlowId) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[19]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[20]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1637,7 +1768,7 @@ func (x *FlowId) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FlowId.ProtoReflect.Descriptor instead.
 func (*FlowId) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{19}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{20}
 }
 
 func (x *FlowId) GetId() uint32 {
@@ -1667,7 +1798,7 @@ type ColumnDef struct {
 func (x *ColumnDef) Reset() {
 	*x = ColumnDef{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[20]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[21]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1680,7 +1811,7 @@ func (x *ColumnDef) String() string {
 func (*ColumnDef) ProtoMessage() {}
 
 func (x *ColumnDef) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[20]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[21]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1693,7 +1824,7 @@ func (x *ColumnDef) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ColumnDef.ProtoReflect.Descriptor instead.
 func (*ColumnDef) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{20}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{21}
 }
 
 func (x *ColumnDef) GetName() string {
@@ -1764,7 +1895,7 @@ type AddColumnLocation struct {
 func (x *AddColumnLocation) Reset() {
 	*x = AddColumnLocation{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_greptime_v1_ddl_proto_msgTypes[21]
+		mi := &file_greptime_v1_ddl_proto_msgTypes[22]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1777,7 +1908,7 @@ func (x *AddColumnLocation) String() string {
 func (*AddColumnLocation) ProtoMessage() {}
 
 func (x *AddColumnLocation) ProtoReflect() protoreflect.Message {
-	mi := &file_greptime_v1_ddl_proto_msgTypes[21]
+	mi := &file_greptime_v1_ddl_proto_msgTypes[22]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1790,7 +1921,7 @@ func (x *AddColumnLocation) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AddColumnLocation.ProtoReflect.Descriptor instead.
 func (*AddColumnLocation) Descriptor() ([]byte, []int) {
-	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{21}
+	return file_greptime_v1_ddl_proto_rawDescGZIP(), []int{22}
 }
 
 func (x *AddColumnLocation) GetLocationType() AddColumnLocation_LocationType {
@@ -1965,7 +2096,7 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
 	0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28,
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+	0x22, 0xca, 0x03, 0x0a, 0x09, 0x41, 0x6c, 0x74, 0x65, 0x72, 0x45, 0x78, 0x70, 0x72, 0x12, 0x21,
 	0x0a, 0x0c, 0x63, 0x61, 0x74, 0x61, 0x6c, 0x6f, 0x67, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01,
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@@ -1988,143 +2119,164 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
 	0x65, 0x73, 0x18, 0x07, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1e, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74,
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+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -2139,86 +2291,90 @@ func file_greptime_v1_ddl_proto_rawDescGZIP() []byte {
 	return file_greptime_v1_ddl_proto_rawDescData
 }
 
-var file_greptime_v1_ddl_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_greptime_v1_ddl_proto_msgTypes = make([]protoimpl.MessageInfo, 25)
+var file_greptime_v1_ddl_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_greptime_v1_ddl_proto_msgTypes = make([]protoimpl.MessageInfo, 26)
 var file_greptime_v1_ddl_proto_goTypes = []interface{}{
-	(AddColumnLocation_LocationType)(0), // 0: greptime.v1.AddColumnLocation.LocationType
-	(*DdlRequest)(nil),                  // 1: greptime.v1.DdlRequest
-	(*CreateFlowExpr)(nil),              // 2: greptime.v1.CreateFlowExpr
-	(*DropFlowExpr)(nil),                // 3: greptime.v1.DropFlowExpr
-	(*CreateViewExpr)(nil),              // 4: greptime.v1.CreateViewExpr
-	(*DropViewExpr)(nil),                // 5: greptime.v1.DropViewExpr
-	(*CreateTableExpr)(nil),             // 6: greptime.v1.CreateTableExpr
-	(*AlterExpr)(nil),                   // 7: greptime.v1.AlterExpr
-	(*DropTableExpr)(nil),               // 8: greptime.v1.DropTableExpr
-	(*CreateDatabaseExpr)(nil),          // 9: greptime.v1.CreateDatabaseExpr
-	(*TruncateTableExpr)(nil),           // 10: greptime.v1.TruncateTableExpr
-	(*DropDatabaseExpr)(nil),            // 11: greptime.v1.DropDatabaseExpr
-	(*AddColumns)(nil),                  // 12: greptime.v1.AddColumns
-	(*DropColumns)(nil),                 // 13: greptime.v1.DropColumns
-	(*ChangeColumnTypes)(nil),           // 14: greptime.v1.ChangeColumnTypes
-	(*RenameTable)(nil),                 // 15: greptime.v1.RenameTable
-	(*AddColumn)(nil),                   // 16: greptime.v1.AddColumn
-	(*ChangeColumnType)(nil),            // 17: greptime.v1.ChangeColumnType
-	(*DropColumn)(nil),                  // 18: greptime.v1.DropColumn
-	(*TableId)(nil),                     // 19: greptime.v1.TableId
-	(*FlowId)(nil),                      // 20: greptime.v1.FlowId
-	(*ColumnDef)(nil),                   // 21: greptime.v1.ColumnDef
-	(*AddColumnLocation)(nil),           // 22: greptime.v1.AddColumnLocation
-	nil,                                 // 23: greptime.v1.CreateFlowExpr.FlowOptionsEntry
-	nil,                                 // 24: greptime.v1.CreateTableExpr.TableOptionsEntry
-	nil,                                 // 25: greptime.v1.CreateDatabaseExpr.OptionsEntry
-	(*TableName)(nil),                   // 26: greptime.v1.TableName
-	(*ExpireAfter)(nil),                 // 27: greptime.v1.ExpireAfter
-	(ColumnDataType)(0),                 // 28: greptime.v1.ColumnDataType
-	(*ColumnDataTypeExtension)(nil),     // 29: greptime.v1.ColumnDataTypeExtension
-	(SemanticType)(0),                   // 30: greptime.v1.SemanticType
-	(*ColumnOptions)(nil),               // 31: greptime.v1.ColumnOptions
+	(Analyzer)(0),                       // 0: greptime.v1.Analyzer
+	(AddColumnLocation_LocationType)(0), // 1: greptime.v1.AddColumnLocation.LocationType
+	(*DdlRequest)(nil),                  // 2: greptime.v1.DdlRequest
+	(*CreateFlowExpr)(nil),              // 3: greptime.v1.CreateFlowExpr
+	(*DropFlowExpr)(nil),                // 4: greptime.v1.DropFlowExpr
+	(*CreateViewExpr)(nil),              // 5: greptime.v1.CreateViewExpr
+	(*DropViewExpr)(nil),                // 6: greptime.v1.DropViewExpr
+	(*CreateTableExpr)(nil),             // 7: greptime.v1.CreateTableExpr
+	(*AlterExpr)(nil),                   // 8: greptime.v1.AlterExpr
+	(*DropTableExpr)(nil),               // 9: greptime.v1.DropTableExpr
+	(*CreateDatabaseExpr)(nil),          // 10: greptime.v1.CreateDatabaseExpr
+	(*TruncateTableExpr)(nil),           // 11: greptime.v1.TruncateTableExpr
+	(*DropDatabaseExpr)(nil),            // 12: greptime.v1.DropDatabaseExpr
+	(*AddColumns)(nil),                  // 13: greptime.v1.AddColumns
+	(*DropColumns)(nil),                 // 14: greptime.v1.DropColumns
+	(*ChangeColumnTypes)(nil),           // 15: greptime.v1.ChangeColumnTypes
+	(*ChangeFulltext)(nil),              // 16: greptime.v1.ChangeFulltext
+	(*RenameTable)(nil),                 // 17: greptime.v1.RenameTable
+	(*AddColumn)(nil),                   // 18: greptime.v1.AddColumn
+	(*ChangeColumnType)(nil),            // 19: greptime.v1.ChangeColumnType
+	(*DropColumn)(nil),                  // 20: greptime.v1.DropColumn
+	(*TableId)(nil),                     // 21: greptime.v1.TableId
+	(*FlowId)(nil),                      // 22: greptime.v1.FlowId
+	(*ColumnDef)(nil),                   // 23: greptime.v1.ColumnDef
+	(*AddColumnLocation)(nil),           // 24: greptime.v1.AddColumnLocation
+	nil,                                 // 25: greptime.v1.CreateFlowExpr.FlowOptionsEntry
+	nil,                                 // 26: greptime.v1.CreateTableExpr.TableOptionsEntry
+	nil,                                 // 27: greptime.v1.CreateDatabaseExpr.OptionsEntry
+	(*TableName)(nil),                   // 28: greptime.v1.TableName
+	(*ExpireAfter)(nil),                 // 29: greptime.v1.ExpireAfter
+	(ColumnDataType)(0),                 // 30: greptime.v1.ColumnDataType
+	(*ColumnDataTypeExtension)(nil),     // 31: greptime.v1.ColumnDataTypeExtension
+	(SemanticType)(0),                   // 32: greptime.v1.SemanticType
+	(*ColumnOptions)(nil),               // 33: greptime.v1.ColumnOptions
 }
 var file_greptime_v1_ddl_proto_depIdxs = []int32{
-	9,  // 0: greptime.v1.DdlRequest.create_database:type_name -> greptime.v1.CreateDatabaseExpr
-	6,  // 1: greptime.v1.DdlRequest.create_table:type_name -> greptime.v1.CreateTableExpr
-	7,  // 2: greptime.v1.DdlRequest.alter:type_name -> greptime.v1.AlterExpr
-	8,  // 3: greptime.v1.DdlRequest.drop_table:type_name -> greptime.v1.DropTableExpr
-	10, // 4: greptime.v1.DdlRequest.truncate_table:type_name -> greptime.v1.TruncateTableExpr
-	2,  // 5: greptime.v1.DdlRequest.create_flow:type_name -> greptime.v1.CreateFlowExpr
-	3,  // 6: greptime.v1.DdlRequest.drop_flow:type_name -> greptime.v1.DropFlowExpr
-	4,  // 7: greptime.v1.DdlRequest.create_view:type_name -> greptime.v1.CreateViewExpr
-	5,  // 8: greptime.v1.DdlRequest.drop_view:type_name -> greptime.v1.DropViewExpr
-	26, // 9: greptime.v1.CreateFlowExpr.source_table_names:type_name -> greptime.v1.TableName
-	26, // 10: greptime.v1.CreateFlowExpr.sink_table_name:type_name -> greptime.v1.TableName
-	27, // 11: greptime.v1.CreateFlowExpr.expire_after:type_name -> greptime.v1.ExpireAfter
-	23, // 12: greptime.v1.CreateFlowExpr.flow_options:type_name -> greptime.v1.CreateFlowExpr.FlowOptionsEntry
-	20, // 13: greptime.v1.DropFlowExpr.flow_id:type_name -> greptime.v1.FlowId
-	26, // 14: greptime.v1.CreateViewExpr.table_names:type_name -> greptime.v1.TableName
-	19, // 15: greptime.v1.DropViewExpr.view_id:type_name -> greptime.v1.TableId
-	21, // 16: greptime.v1.CreateTableExpr.column_defs:type_name -> greptime.v1.ColumnDef
-	24, // 17: greptime.v1.CreateTableExpr.table_options:type_name -> greptime.v1.CreateTableExpr.TableOptionsEntry
-	19, // 18: greptime.v1.CreateTableExpr.table_id:type_name -> greptime.v1.TableId
-	12, // 19: greptime.v1.AlterExpr.add_columns:type_name -> greptime.v1.AddColumns
-	13, // 20: greptime.v1.AlterExpr.drop_columns:type_name -> greptime.v1.DropColumns
-	15, // 21: greptime.v1.AlterExpr.rename_table:type_name -> greptime.v1.RenameTable
-	14, // 22: greptime.v1.AlterExpr.change_column_types:type_name -> greptime.v1.ChangeColumnTypes
-	19, // 23: greptime.v1.DropTableExpr.table_id:type_name -> greptime.v1.TableId
-	25, // 24: greptime.v1.CreateDatabaseExpr.options:type_name -> greptime.v1.CreateDatabaseExpr.OptionsEntry
-	19, // 25: greptime.v1.TruncateTableExpr.table_id:type_name -> greptime.v1.TableId
-	16, // 26: greptime.v1.AddColumns.add_columns:type_name -> greptime.v1.AddColumn
-	18, // 27: greptime.v1.DropColumns.drop_columns:type_name -> greptime.v1.DropColumn
-	17, // 28: greptime.v1.ChangeColumnTypes.change_column_types:type_name -> greptime.v1.ChangeColumnType
-	21, // 29: greptime.v1.AddColumn.column_def:type_name -> greptime.v1.ColumnDef
-	22, // 30: greptime.v1.AddColumn.location:type_name -> greptime.v1.AddColumnLocation
-	28, // 31: greptime.v1.ChangeColumnType.target_type:type_name -> greptime.v1.ColumnDataType
-	29, // 32: greptime.v1.ChangeColumnType.target_type_extension:type_name -> greptime.v1.ColumnDataTypeExtension
-	28, // 33: greptime.v1.ColumnDef.data_type:type_name -> greptime.v1.ColumnDataType
-	30, // 34: greptime.v1.ColumnDef.semantic_type:type_name -> greptime.v1.SemanticType
-	29, // 35: greptime.v1.ColumnDef.datatype_extension:type_name -> greptime.v1.ColumnDataTypeExtension
-	31, // 36: greptime.v1.ColumnDef.options:type_name -> greptime.v1.ColumnOptions
-	0,  // 37: greptime.v1.AddColumnLocation.location_type:type_name -> greptime.v1.AddColumnLocation.LocationType
-	38, // [38:38] is the sub-list for method output_type
-	38, // [38:38] is the sub-list for method input_type
-	38, // [38:38] is the sub-list for extension type_name
-	38, // [38:38] is the sub-list for extension extendee
-	0,  // [0:38] is the sub-list for field type_name
+	10, // 0: greptime.v1.DdlRequest.create_database:type_name -> greptime.v1.CreateDatabaseExpr
+	7,  // 1: greptime.v1.DdlRequest.create_table:type_name -> greptime.v1.CreateTableExpr
+	8,  // 2: greptime.v1.DdlRequest.alter:type_name -> greptime.v1.AlterExpr
+	9,  // 3: greptime.v1.DdlRequest.drop_table:type_name -> greptime.v1.DropTableExpr
+	11, // 4: greptime.v1.DdlRequest.truncate_table:type_name -> greptime.v1.TruncateTableExpr
+	3,  // 5: greptime.v1.DdlRequest.create_flow:type_name -> greptime.v1.CreateFlowExpr
+	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
+	28, // 9: greptime.v1.CreateFlowExpr.source_table_names:type_name -> greptime.v1.TableName
+	28, // 10: greptime.v1.CreateFlowExpr.sink_table_name:type_name -> greptime.v1.TableName
+	29, // 11: greptime.v1.CreateFlowExpr.expire_after:type_name -> greptime.v1.ExpireAfter
+	25, // 12: greptime.v1.CreateFlowExpr.flow_options:type_name -> greptime.v1.CreateFlowExpr.FlowOptionsEntry
+	22, // 13: greptime.v1.DropFlowExpr.flow_id:type_name -> greptime.v1.FlowId
+	28, // 14: greptime.v1.CreateViewExpr.table_names:type_name -> greptime.v1.TableName
+	21, // 15: greptime.v1.DropViewExpr.view_id:type_name -> greptime.v1.TableId
+	23, // 16: greptime.v1.CreateTableExpr.column_defs:type_name -> greptime.v1.ColumnDef
+	26, // 17: greptime.v1.CreateTableExpr.table_options:type_name -> greptime.v1.CreateTableExpr.TableOptionsEntry
+	21, // 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
+	17, // 21: greptime.v1.AlterExpr.rename_table:type_name -> greptime.v1.RenameTable
+	15, // 22: greptime.v1.AlterExpr.change_column_types:type_name -> greptime.v1.ChangeColumnTypes
+	16, // 23: greptime.v1.AlterExpr.change_fulltext:type_name -> greptime.v1.ChangeFulltext
+	21, // 24: greptime.v1.DropTableExpr.table_id:type_name -> greptime.v1.TableId
+	27, // 25: greptime.v1.CreateDatabaseExpr.options:type_name -> greptime.v1.CreateDatabaseExpr.OptionsEntry
+	21, // 26: greptime.v1.TruncateTableExpr.table_id:type_name -> greptime.v1.TableId
+	18, // 27: greptime.v1.AddColumns.add_columns:type_name -> greptime.v1.AddColumn
+	20, // 28: greptime.v1.DropColumns.drop_columns:type_name -> greptime.v1.DropColumn
+	19, // 29: greptime.v1.ChangeColumnTypes.change_column_types:type_name -> greptime.v1.ChangeColumnType
+	0,  // 30: greptime.v1.ChangeFulltext.analyzer:type_name -> greptime.v1.Analyzer
+	23, // 31: greptime.v1.AddColumn.column_def:type_name -> greptime.v1.ColumnDef
+	24, // 32: greptime.v1.AddColumn.location:type_name -> greptime.v1.AddColumnLocation
+	30, // 33: greptime.v1.ChangeColumnType.target_type:type_name -> greptime.v1.ColumnDataType
+	31, // 34: greptime.v1.ChangeColumnType.target_type_extension:type_name -> greptime.v1.ColumnDataTypeExtension
+	30, // 35: greptime.v1.ColumnDef.data_type:type_name -> greptime.v1.ColumnDataType
+	32, // 36: greptime.v1.ColumnDef.semantic_type:type_name -> greptime.v1.SemanticType
+	31, // 37: greptime.v1.ColumnDef.datatype_extension:type_name -> greptime.v1.ColumnDataTypeExtension
+	33, // 38: greptime.v1.ColumnDef.options:type_name -> greptime.v1.ColumnOptions
+	1,  // 39: greptime.v1.AddColumnLocation.location_type:type_name -> greptime.v1.AddColumnLocation.LocationType
+	40, // [40:40] is the sub-list for method output_type
+	40, // [40:40] is the sub-list for method input_type
+	40, // [40:40] is the sub-list for extension type_name
+	40, // [40:40] is the sub-list for extension extendee
+	0,  // [0:40] is the sub-list for field type_name
 }
 
 func init() { file_greptime_v1_ddl_proto_init() }
@@ -2397,7 +2553,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*RenameTable); i {
+			switch v := v.(*ChangeFulltext); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2409,7 +2565,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*AddColumn); i {
+			switch v := v.(*RenameTable); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2421,7 +2577,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ChangeColumnType); i {
+			switch v := v.(*AddColumn); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2433,7 +2589,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[17].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DropColumn); i {
+			switch v := v.(*ChangeColumnType); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2445,7 +2601,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[18].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*TableId); i {
+			switch v := v.(*DropColumn); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2457,7 +2613,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[19].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*FlowId); i {
+			switch v := v.(*TableId); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2469,7 +2625,7 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[20].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ColumnDef); i {
+			switch v := v.(*FlowId); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2481,6 +2637,18 @@ func file_greptime_v1_ddl_proto_init() {
 			}
 		}
 		file_greptime_v1_ddl_proto_msgTypes[21].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ColumnDef); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_greptime_v1_ddl_proto_msgTypes[22].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*AddColumnLocation); i {
 			case 0:
 				return &v.state
@@ -2509,14 +2677,16 @@ func file_greptime_v1_ddl_proto_init() {
 		(*AlterExpr_DropColumns)(nil),
 		(*AlterExpr_RenameTable)(nil),
 		(*AlterExpr_ChangeColumnTypes)(nil),
+		(*AlterExpr_ChangeFulltext)(nil),
 	}
+	file_greptime_v1_ddl_proto_msgTypes[14].OneofWrappers = []interface{}{}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_greptime_v1_ddl_proto_rawDesc,
-			NumEnums:      1,
-			NumMessages:   25,
+			NumEnums:      2,
+			NumMessages:   26,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/java/src/main/java/io/greptime/v1/Ddl.java b/java/src/main/java/io/greptime/v1/Ddl.java
index f42b65de..1df3af64 100644
--- a/java/src/main/java/io/greptime/v1/Ddl.java
+++ b/java/src/main/java/io/greptime/v1/Ddl.java
@@ -14,6 +14,114 @@ public static void registerAllExtensions(
     registerAllExtensions(
         (com.google.protobuf.ExtensionRegistryLite) registry);
   }
+  /**
+   * Protobuf enum {@code greptime.v1.Analyzer}
+   */
+  public enum Analyzer
+      implements com.google.protobuf.ProtocolMessageEnum {
+    /**
+     * <code>ENGLISH = 0;</code>
+     */
+    ENGLISH(0),
+    /**
+     * <code>CHINESE = 1;</code>
+     */
+    CHINESE(1),
+    UNRECOGNIZED(-1),
+    ;
+
+    /**
+     * <code>ENGLISH = 0;</code>
+     */
+    public static final int ENGLISH_VALUE = 0;
+    /**
+     * <code>CHINESE = 1;</code>
+     */
+    public static final int CHINESE_VALUE = 1;
+
+
+    public final int getNumber() {
+      if (this == UNRECOGNIZED) {
+        throw new java.lang.IllegalArgumentException(
+            "Can't get the number of an unknown enum value.");
+      }
+      return value;
+    }
+
+    /**
+     * @param value The numeric wire value of the corresponding enum entry.
+     * @return The enum associated with the given numeric wire value.
+     * @deprecated Use {@link #forNumber(int)} instead.
+     */
+    @java.lang.Deprecated
+    public static Analyzer valueOf(int value) {
+      return forNumber(value);
+    }
+
+    /**
+     * @param value The numeric wire value of the corresponding enum entry.
+     * @return The enum associated with the given numeric wire value.
+     */
+    public static Analyzer forNumber(int value) {
+      switch (value) {
+        case 0: return ENGLISH;
+        case 1: return CHINESE;
+        default: return null;
+      }
+    }
+
+    public static com.google.protobuf.Internal.EnumLiteMap<Analyzer>
+        internalGetValueMap() {
+      return internalValueMap;
+    }
+    private static final com.google.protobuf.Internal.EnumLiteMap<
+        Analyzer> internalValueMap =
+          new com.google.protobuf.Internal.EnumLiteMap<Analyzer>() {
+            public Analyzer findValueByNumber(int number) {
+              return Analyzer.forNumber(number);
+            }
+          };
+
+    public final com.google.protobuf.Descriptors.EnumValueDescriptor
+        getValueDescriptor() {
+      if (this == UNRECOGNIZED) {
+        throw new java.lang.IllegalStateException(
+            "Can't get the descriptor of an unrecognized enum value.");
+      }
+      return getDescriptor().getValues().get(ordinal());
+    }
+    public final com.google.protobuf.Descriptors.EnumDescriptor
+        getDescriptorForType() {
+      return getDescriptor();
+    }
+    public static final com.google.protobuf.Descriptors.EnumDescriptor
+        getDescriptor() {
+      return io.greptime.v1.Ddl.getDescriptor().getEnumTypes().get(0);
+    }
+
+    private static final Analyzer[] VALUES = values();
+
+    public static Analyzer valueOf(
+        com.google.protobuf.Descriptors.EnumValueDescriptor desc) {
+      if (desc.getType() != getDescriptor()) {
+        throw new java.lang.IllegalArgumentException(
+          "EnumValueDescriptor is not for this type.");
+      }
+      if (desc.getIndex() == -1) {
+        return UNRECOGNIZED;
+      }
+      return VALUES[desc.getIndex()];
+    }
+
+    private final int value;
+
+    private Analyzer(int value) {
+      this.value = value;
+    }
+
+    // @@protoc_insertion_point(enum_scope:greptime.v1.Analyzer)
+  }
+
   public interface DdlRequestOrBuilder extends
       // @@protoc_insertion_point(interface_extends:greptime.v1.DdlRequest)
       com.google.protobuf.MessageOrBuilder {
@@ -11737,6 +11845,21 @@ public interface AlterExprOrBuilder extends
      */
     io.greptime.v1.Ddl.ChangeColumnTypesOrBuilder getChangeColumnTypesOrBuilder();
 
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+     * @return Whether the changeFulltext field is set.
+     */
+    boolean hasChangeFulltext();
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+     * @return The changeFulltext.
+     */
+    io.greptime.v1.Ddl.ChangeFulltext getChangeFulltext();
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+     */
+    io.greptime.v1.Ddl.ChangeFulltextOrBuilder getChangeFulltextOrBuilder();
+
     public io.greptime.v1.Ddl.AlterExpr.KindCase getKindCase();
   }
   /**
@@ -11861,6 +11984,20 @@ private AlterExpr(
               kindCase_ = 7;
               break;
             }
+            case 66: {
+              io.greptime.v1.Ddl.ChangeFulltext.Builder subBuilder = null;
+              if (kindCase_ == 8) {
+                subBuilder = ((io.greptime.v1.Ddl.ChangeFulltext) kind_).toBuilder();
+              }
+              kind_ =
+                  input.readMessage(io.greptime.v1.Ddl.ChangeFulltext.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom((io.greptime.v1.Ddl.ChangeFulltext) kind_);
+                kind_ = subBuilder.buildPartial();
+              }
+              kindCase_ = 8;
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -11904,6 +12041,7 @@ public enum KindCase
       DROP_COLUMNS(5),
       RENAME_TABLE(6),
       CHANGE_COLUMN_TYPES(7),
+      CHANGE_FULLTEXT(8),
       KIND_NOT_SET(0);
       private final int value;
       private KindCase(int value) {
@@ -11925,6 +12063,7 @@ public static KindCase forNumber(int value) {
           case 5: return DROP_COLUMNS;
           case 6: return RENAME_TABLE;
           case 7: return CHANGE_COLUMN_TYPES;
+          case 8: return CHANGE_FULLTEXT;
           case 0: return KIND_NOT_SET;
           default: return null;
         }
@@ -12178,6 +12317,37 @@ public io.greptime.v1.Ddl.ChangeColumnTypesOrBuilder getChangeColumnTypesOrBuild
       return io.greptime.v1.Ddl.ChangeColumnTypes.getDefaultInstance();
     }
 
+    public static final int CHANGE_FULLTEXT_FIELD_NUMBER = 8;
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+     * @return Whether the changeFulltext field is set.
+     */
+    @java.lang.Override
+    public boolean hasChangeFulltext() {
+      return kindCase_ == 8;
+    }
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+     * @return The changeFulltext.
+     */
+    @java.lang.Override
+    public io.greptime.v1.Ddl.ChangeFulltext getChangeFulltext() {
+      if (kindCase_ == 8) {
+         return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+      }
+      return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+    }
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+     */
+    @java.lang.Override
+    public io.greptime.v1.Ddl.ChangeFulltextOrBuilder getChangeFulltextOrBuilder() {
+      if (kindCase_ == 8) {
+         return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+      }
+      return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -12213,6 +12383,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (kindCase_ == 7) {
         output.writeMessage(7, (io.greptime.v1.Ddl.ChangeColumnTypes) kind_);
       }
+      if (kindCase_ == 8) {
+        output.writeMessage(8, (io.greptime.v1.Ddl.ChangeFulltext) kind_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -12247,6 +12420,10 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeMessageSize(7, (io.greptime.v1.Ddl.ChangeColumnTypes) kind_);
       }
+      if (kindCase_ == 8) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(8, (io.greptime.v1.Ddl.ChangeFulltext) kind_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -12286,6 +12463,10 @@ public boolean equals(final java.lang.Object obj) {
           if (!getChangeColumnTypes()
               .equals(other.getChangeColumnTypes())) return false;
           break;
+        case 8:
+          if (!getChangeFulltext()
+              .equals(other.getChangeFulltext())) return false;
+          break;
         case 0:
         default:
       }
@@ -12323,6 +12504,10 @@ public int hashCode() {
           hash = (37 * hash) + CHANGE_COLUMN_TYPES_FIELD_NUMBER;
           hash = (53 * hash) + getChangeColumnTypes().hashCode();
           break;
+        case 8:
+          hash = (37 * hash) + CHANGE_FULLTEXT_FIELD_NUMBER;
+          hash = (53 * hash) + getChangeFulltext().hashCode();
+          break;
         case 0:
         default:
       }
@@ -12524,6 +12709,13 @@ public io.greptime.v1.Ddl.AlterExpr buildPartial() {
             result.kind_ = changeColumnTypesBuilder_.build();
           }
         }
+        if (kindCase_ == 8) {
+          if (changeFulltextBuilder_ == null) {
+            result.kind_ = kind_;
+          } else {
+            result.kind_ = changeFulltextBuilder_.build();
+          }
+        }
         result.kindCase_ = kindCase_;
         onBuilt();
         return result;
@@ -12602,6 +12794,10 @@ public Builder mergeFrom(io.greptime.v1.Ddl.AlterExpr other) {
             mergeChangeColumnTypes(other.getChangeColumnTypes());
             break;
           }
+          case CHANGE_FULLTEXT: {
+            mergeChangeFulltext(other.getChangeFulltext());
+            break;
+          }
           case KIND_NOT_SET: {
             break;
           }
@@ -13445,6 +13641,148 @@ public io.greptime.v1.Ddl.ChangeColumnTypesOrBuilder getChangeColumnTypesOrBuild
         onChanged();;
         return changeColumnTypesBuilder_;
       }
+
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Ddl.ChangeFulltext, io.greptime.v1.Ddl.ChangeFulltext.Builder, io.greptime.v1.Ddl.ChangeFulltextOrBuilder> changeFulltextBuilder_;
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       * @return Whether the changeFulltext field is set.
+       */
+      @java.lang.Override
+      public boolean hasChangeFulltext() {
+        return kindCase_ == 8;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       * @return The changeFulltext.
+       */
+      @java.lang.Override
+      public io.greptime.v1.Ddl.ChangeFulltext getChangeFulltext() {
+        if (changeFulltextBuilder_ == null) {
+          if (kindCase_ == 8) {
+            return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+          }
+          return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+        } else {
+          if (kindCase_ == 8) {
+            return changeFulltextBuilder_.getMessage();
+          }
+          return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+        }
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      public Builder setChangeFulltext(io.greptime.v1.Ddl.ChangeFulltext value) {
+        if (changeFulltextBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          kind_ = value;
+          onChanged();
+        } else {
+          changeFulltextBuilder_.setMessage(value);
+        }
+        kindCase_ = 8;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      public Builder setChangeFulltext(
+          io.greptime.v1.Ddl.ChangeFulltext.Builder builderForValue) {
+        if (changeFulltextBuilder_ == null) {
+          kind_ = builderForValue.build();
+          onChanged();
+        } else {
+          changeFulltextBuilder_.setMessage(builderForValue.build());
+        }
+        kindCase_ = 8;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      public Builder mergeChangeFulltext(io.greptime.v1.Ddl.ChangeFulltext value) {
+        if (changeFulltextBuilder_ == null) {
+          if (kindCase_ == 8 &&
+              kind_ != io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance()) {
+            kind_ = io.greptime.v1.Ddl.ChangeFulltext.newBuilder((io.greptime.v1.Ddl.ChangeFulltext) kind_)
+                .mergeFrom(value).buildPartial();
+          } else {
+            kind_ = value;
+          }
+          onChanged();
+        } else {
+          if (kindCase_ == 8) {
+            changeFulltextBuilder_.mergeFrom(value);
+          } else {
+            changeFulltextBuilder_.setMessage(value);
+          }
+        }
+        kindCase_ = 8;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      public Builder clearChangeFulltext() {
+        if (changeFulltextBuilder_ == null) {
+          if (kindCase_ == 8) {
+            kindCase_ = 0;
+            kind_ = null;
+            onChanged();
+          }
+        } else {
+          if (kindCase_ == 8) {
+            kindCase_ = 0;
+            kind_ = null;
+          }
+          changeFulltextBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      public io.greptime.v1.Ddl.ChangeFulltext.Builder getChangeFulltextBuilder() {
+        return getChangeFulltextFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      @java.lang.Override
+      public io.greptime.v1.Ddl.ChangeFulltextOrBuilder getChangeFulltextOrBuilder() {
+        if ((kindCase_ == 8) && (changeFulltextBuilder_ != null)) {
+          return changeFulltextBuilder_.getMessageOrBuilder();
+        } else {
+          if (kindCase_ == 8) {
+            return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+          }
+          return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+        }
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 8;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Ddl.ChangeFulltext, io.greptime.v1.Ddl.ChangeFulltext.Builder, io.greptime.v1.Ddl.ChangeFulltextOrBuilder> 
+          getChangeFulltextFieldBuilder() {
+        if (changeFulltextBuilder_ == null) {
+          if (!(kindCase_ == 8)) {
+            kind_ = io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+          }
+          changeFulltextBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+              io.greptime.v1.Ddl.ChangeFulltext, io.greptime.v1.Ddl.ChangeFulltext.Builder, io.greptime.v1.Ddl.ChangeFulltextOrBuilder>(
+                  (io.greptime.v1.Ddl.ChangeFulltext) kind_,
+                  getParentForChildren(),
+                  isClean());
+          kind_ = null;
+        }
+        kindCase_ = 8;
+        onChanged();;
+        return changeFulltextBuilder_;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -20007,43 +20345,82 @@ public io.greptime.v1.Ddl.ChangeColumnTypes getDefaultInstanceForType() {
 
   }
 
-  public interface RenameTableOrBuilder extends
-      // @@protoc_insertion_point(interface_extends:greptime.v1.RenameTable)
+  public interface ChangeFulltextOrBuilder extends
+      // @@protoc_insertion_point(interface_extends:greptime.v1.ChangeFulltext)
       com.google.protobuf.MessageOrBuilder {
 
     /**
-     * <code>string new_table_name = 1;</code>
-     * @return The newTableName.
+     * <code>string column_name = 1;</code>
+     * @return The columnName.
      */
-    java.lang.String getNewTableName();
+    java.lang.String getColumnName();
     /**
-     * <code>string new_table_name = 1;</code>
-     * @return The bytes for newTableName.
+     * <code>string column_name = 1;</code>
+     * @return The bytes for columnName.
      */
     com.google.protobuf.ByteString
-        getNewTableNameBytes();
+        getColumnNameBytes();
+
+    /**
+     * <code>optional bool enable = 2;</code>
+     * @return Whether the enable field is set.
+     */
+    boolean hasEnable();
+    /**
+     * <code>optional bool enable = 2;</code>
+     * @return The enable.
+     */
+    boolean getEnable();
+
+    /**
+     * <code>optional .greptime.v1.Analyzer analyzer = 3;</code>
+     * @return Whether the analyzer field is set.
+     */
+    boolean hasAnalyzer();
+    /**
+     * <code>optional .greptime.v1.Analyzer analyzer = 3;</code>
+     * @return The enum numeric value on the wire for analyzer.
+     */
+    int getAnalyzerValue();
+    /**
+     * <code>optional .greptime.v1.Analyzer analyzer = 3;</code>
+     * @return The analyzer.
+     */
+    io.greptime.v1.Ddl.Analyzer getAnalyzer();
+
+    /**
+     * <code>optional bool case_sensitive = 4;</code>
+     * @return Whether the caseSensitive field is set.
+     */
+    boolean hasCaseSensitive();
+    /**
+     * <code>optional bool case_sensitive = 4;</code>
+     * @return The caseSensitive.
+     */
+    boolean getCaseSensitive();
   }
   /**
-   * Protobuf type {@code greptime.v1.RenameTable}
+   * Protobuf type {@code greptime.v1.ChangeFulltext}
    */
-  public static final class RenameTable extends
+  public static final class ChangeFulltext extends
       com.google.protobuf.GeneratedMessageV3 implements
-      // @@protoc_insertion_point(message_implements:greptime.v1.RenameTable)
-      RenameTableOrBuilder {
+      // @@protoc_insertion_point(message_implements:greptime.v1.ChangeFulltext)
+      ChangeFulltextOrBuilder {
   private static final long serialVersionUID = 0L;
-    // Use RenameTable.newBuilder() to construct.
-    private RenameTable(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+    // Use ChangeFulltext.newBuilder() to construct.
+    private ChangeFulltext(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
       super(builder);
     }
-    private RenameTable() {
-      newTableName_ = "";
+    private ChangeFulltext() {
+      columnName_ = "";
+      analyzer_ = 0;
     }
 
     @java.lang.Override
     @SuppressWarnings({"unused"})
     protected java.lang.Object newInstance(
         UnusedPrivateParameter unused) {
-      return new RenameTable();
+      return new ChangeFulltext();
     }
 
     @java.lang.Override
@@ -20051,7 +20428,7 @@ protected java.lang.Object newInstance(
     getUnknownFields() {
       return this.unknownFields;
     }
-    private RenameTable(
+    private ChangeFulltext(
         com.google.protobuf.CodedInputStream input,
         com.google.protobuf.ExtensionRegistryLite extensionRegistry)
         throws com.google.protobuf.InvalidProtocolBufferException {
@@ -20059,6 +20436,7 @@ private RenameTable(
       if (extensionRegistry == null) {
         throw new java.lang.NullPointerException();
       }
+      int mutable_bitField0_ = 0;
       com.google.protobuf.UnknownFieldSet.Builder unknownFields =
           com.google.protobuf.UnknownFieldSet.newBuilder();
       try {
@@ -20072,7 +20450,23 @@ private RenameTable(
             case 10: {
               java.lang.String s = input.readStringRequireUtf8();
 
-              newTableName_ = s;
+              columnName_ = s;
+              break;
+            }
+            case 16: {
+              bitField0_ |= 0x00000001;
+              enable_ = input.readBool();
+              break;
+            }
+            case 24: {
+              int rawValue = input.readEnum();
+              bitField0_ |= 0x00000002;
+              analyzer_ = rawValue;
+              break;
+            }
+            case 32: {
+              bitField0_ |= 0x00000004;
+              caseSensitive_ = input.readBool();
               break;
             }
             default: {
@@ -20098,62 +20492,916 @@ private RenameTable(
     }
     public static final com.google.protobuf.Descriptors.Descriptor
         getDescriptor() {
-      return io.greptime.v1.Ddl.internal_static_greptime_v1_RenameTable_descriptor;
+      return io.greptime.v1.Ddl.internal_static_greptime_v1_ChangeFulltext_descriptor;
     }
 
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+      public Builder setAnalyzer(io.greptime.v1.Ddl.Analyzer value) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        bitField0_ |= 0x00000002;
+        analyzer_ = value.getNumber();
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>optional .greptime.v1.Analyzer analyzer = 3;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearAnalyzer() {
+        bitField0_ = (bitField0_ & ~0x00000002);
+        analyzer_ = 0;
+        onChanged();
+        return this;
+      }
+
+      private boolean caseSensitive_ ;
+      /**
+       * <code>optional bool case_sensitive = 4;</code>
+       * @return Whether the caseSensitive field is set.
+       */
+      @java.lang.Override
+      public boolean hasCaseSensitive() {
+        return ((bitField0_ & 0x00000004) != 0);
+      }
+      /**
+       * <code>optional bool case_sensitive = 4;</code>
+       * @return The caseSensitive.
+       */
+      @java.lang.Override
+      public boolean getCaseSensitive() {
+        return caseSensitive_;
+      }
+      /**
+       * <code>optional bool case_sensitive = 4;</code>
+       * @param value The caseSensitive to set.
+       * @return This builder for chaining.
+       */
+      public Builder setCaseSensitive(boolean value) {
+        bitField0_ |= 0x00000004;
+        caseSensitive_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>optional bool case_sensitive = 4;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearCaseSensitive() {
+        bitField0_ = (bitField0_ & ~0x00000004);
+        caseSensitive_ = false;
+        onChanged();
+        return this;
+      }
+      @java.lang.Override
+      public final Builder setUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.setUnknownFields(unknownFields);
+      }
+
+      @java.lang.Override
+      public final Builder mergeUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.mergeUnknownFields(unknownFields);
+      }
+
+
+      // @@protoc_insertion_point(builder_scope:greptime.v1.ChangeFulltext)
+    }
+
+    // @@protoc_insertion_point(class_scope:greptime.v1.ChangeFulltext)
+    private static final io.greptime.v1.Ddl.ChangeFulltext DEFAULT_INSTANCE;
+    static {
+      DEFAULT_INSTANCE = new io.greptime.v1.Ddl.ChangeFulltext();
+    }
+
+    public static io.greptime.v1.Ddl.ChangeFulltext getDefaultInstance() {
+      return DEFAULT_INSTANCE;
+    }
+
+    private static final com.google.protobuf.Parser<ChangeFulltext>
+        PARSER = new com.google.protobuf.AbstractParser<ChangeFulltext>() {
+      @java.lang.Override
+      public ChangeFulltext parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new ChangeFulltext(input, extensionRegistry);
+      }
+    };
+
+    public static com.google.protobuf.Parser<ChangeFulltext> parser() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<ChangeFulltext> getParserForType() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public io.greptime.v1.Ddl.ChangeFulltext getDefaultInstanceForType() {
+      return DEFAULT_INSTANCE;
+    }
+
+  }
+
+  public interface RenameTableOrBuilder extends
+      // @@protoc_insertion_point(interface_extends:greptime.v1.RenameTable)
+      com.google.protobuf.MessageOrBuilder {
+
+    /**
+     * <code>string new_table_name = 1;</code>
+     * @return The newTableName.
+     */
+    java.lang.String getNewTableName();
+    /**
+     * <code>string new_table_name = 1;</code>
+     * @return The bytes for newTableName.
+     */
+    com.google.protobuf.ByteString
+        getNewTableNameBytes();
+  }
+  /**
+   * Protobuf type {@code greptime.v1.RenameTable}
+   */
+  public static final class RenameTable extends
+      com.google.protobuf.GeneratedMessageV3 implements
+      // @@protoc_insertion_point(message_implements:greptime.v1.RenameTable)
+      RenameTableOrBuilder {
+  private static final long serialVersionUID = 0L;
+    // Use RenameTable.newBuilder() to construct.
+    private RenameTable(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+      super(builder);
+    }
+    private RenameTable() {
+      newTableName_ = "";
+    }
+
+    @java.lang.Override
+    @SuppressWarnings({"unused"})
+    protected java.lang.Object newInstance(
+        UnusedPrivateParameter unused) {
+      return new RenameTable();
+    }
+
+    @java.lang.Override
+    public final com.google.protobuf.UnknownFieldSet
+    getUnknownFields() {
+      return this.unknownFields;
+    }
+    private RenameTable(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      this();
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+          com.google.protobuf.UnknownFieldSet.newBuilder();
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              java.lang.String s = input.readStringRequireUtf8();
+
+              newTableName_ = s;
+              break;
+            }
+            default: {
+              if (!parseUnknownField(
+                  input, unknownFields, extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+          }
+        }
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(this);
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(this);
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(
+            e).setUnfinishedMessage(this);
+      } finally {
+        this.unknownFields = unknownFields.build();
+        makeExtensionsImmutable();
+      }
+    }
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.greptime.v1.Ddl.internal_static_greptime_v1_RenameTable_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.greptime.v1.Ddl.internal_static_greptime_v1_RenameTable_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.greptime.v1.Ddl.RenameTable.class, io.greptime.v1.Ddl.RenameTable.Builder.class);
+    }
+
+    public static final int NEW_TABLE_NAME_FIELD_NUMBER = 1;
+    private volatile java.lang.Object newTableName_;
+    /**
+     * <code>string new_table_name = 1;</code>
+     * @return The newTableName.
+     */
+    @java.lang.Override
+    public java.lang.String getNewTableName() {
+      java.lang.Object ref = newTableName_;
+      if (ref instanceof java.lang.String) {
+        return (java.lang.String) ref;
+      } else {
+        com.google.protobuf.ByteString bs = 
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        newTableName_ = s;
+        return s;
+      }
+    }
+    /**
+     * <code>string new_table_name = 1;</code>
+     * @return The bytes for newTableName.
+     */
+    @java.lang.Override
+    public com.google.protobuf.ByteString
+        getNewTableNameBytes() {
+      java.lang.Object ref = newTableName_;
+      if (ref instanceof java.lang.String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        newTableName_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+
+    private byte memoizedIsInitialized = -1;
+    @java.lang.Override
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized == 1) return true;
+      if (isInitialized == 0) return false;
+
       memoizedIsInitialized = 1;
       return true;
     }
@@ -26308,6 +27556,11 @@ public io.greptime.v1.Ddl.AddColumnLocation getDefaultInstanceForType() {
   private static final 
     com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_greptime_v1_ChangeColumnTypes_fieldAccessorTable;
+  private static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_greptime_v1_ChangeFulltext_descriptor;
+  private static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_greptime_v1_ChangeFulltext_fieldAccessorTable;
   private static final com.google.protobuf.Descriptors.Descriptor
     internal_static_greptime_v1_RenameTable_descriptor;
   private static final 
@@ -26403,57 +27656,64 @@ public io.greptime.v1.Ddl.AddColumnLocation getDefaultInstanceForType() {
       "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\"\245\002\n\tAlterE" +
+      "\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"\335\002\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" +
       "op_columns\030\005 \001(\0132\030.greptime.v1.DropColum" +
       "nsH\000\0220\n\014rename_table\030\006 \001(\0132\030.greptime.v1" +
       ".RenameTableH\000\022=\n\023change_column_types\030\007 " +
-      "\001(\0132\036.greptime.v1.ChangeColumnTypesH\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.T" +
-      "ableId\022\026\n\016drop_if_exists\030\005 \001(\010\"\314\001\n\022Creat" +
-      "eDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023\n\013s" +
-      "chema_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.Cr" +
-      "eateDatabaseExpr.OptionsEntry\032.\n\014Options" +
-      "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"z\n" +
-      "\021TruncateTableExpr\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\"U\n\020DropDatabaseExpr\022\024\n\014catalog_name\030\001 " +
-      "\001(\t\022\023\n\013schema_name\030\002 \001(\t\022\026\n\016drop_if_exis" +
-      "ts\030\003 \001(\010\"9\n\nAddColumns\022+\n\013add_columns\030\001 " +
-      "\003(\0132\026.greptime.v1.AddColumn\"<\n\013DropColum" +
-      "ns\022-\n\014drop_columns\030\001 \003(\0132\027.greptime.v1.D" +
-      "ropColumn\"O\n\021ChangeColumnTypes\022:\n\023change" +
-      "_column_types\030\001 \003(\0132\035.greptime.v1.Change" +
-      "ColumnType\"%\n\013RenameTable\022\026\n\016new_table_n" +
-      "ame\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" +
-      "\020ChangeColumnType\022\023\n\013column_name\030\001 \001(\t\0220" +
-      "\n\013target_type\030\002 \001(\0162\033.greptime.v1.Column" +
-      "DataType\022C\n\025target_type_extension\030\003 \001(\0132" +
-      "$.greptime.v1.ColumnDataTypeExtension\"\032\n" +
-      "\nDropColumn\022\014\n\004name\030\001 \001(\t\"\025\n\007TableId\022\n\n\002" +
-      "id\030\001 \001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColum" +
-      "nDef\022\014\n\004name\030\001 \001(\t\022.\n\tdata_type\030\002 \001(\0162\033." +
-      "greptime.v1.ColumnDataType\022\023\n\013is_nullabl" +
-      "e\030\003 \001(\010\022\032\n\022default_constraint\030\004 \001(\014\0220\n\rs" +
-      "emantic_type\030\005 \001(\0162\031.greptime.v1.Semanti" +
-      "cType\022\017\n\007comment\030\006 \001(\t\022@\n\022datatype_exten" +
-      "sion\030\007 \001(\0132$.greptime.v1.ColumnDataTypeE" +
-      "xtension\022+\n\007options\030\010 \001(\0132\032.greptime.v1." +
-      "ColumnOptions\"\230\001\n\021AddColumnLocation\022B\n\rl" +
-      "ocation_type\030\001 \001(\0162+.greptime.v1.AddColu" +
-      "mnLocation.LocationType\022\031\n\021after_column_" +
-      "name\030\002 \001(\t\"$\n\014LocationType\022\t\n\005FIRST\020\000\022\t\n" +
-      "\005AFTER\020\001BL\n\016io.greptime.v1B\003DdlZ5github." +
-      "com/GreptimeTeam/greptime-proto/go/grept" +
-      "ime/v1b\006proto3"
+      "\001(\0132\036.greptime.v1.ChangeColumnTypesH\000\0226\n" +
+      "\017change_fulltext\030\010 \001(\0132\033.greptime.v1.Cha" +
+      "ngeFulltextH\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(\013" +
+      "2\024.greptime.v1.TableId\022\026\n\016drop_if_exists" +
+      "\030\005 \001(\010\"\314\001\n\022CreateDatabaseExpr\022\024\n\014catalog" +
+      "_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t\022\034\n\024crea" +
+      "te_if_not_exists\030\003 \001(\010\022=\n\007options\030\004 \003(\0132" +
+      ",.greptime.v1.CreateDatabaseExpr.Options" +
+      "Entry\032.\n\014OptionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005va" +
+      "lue\030\002 \001(\t:\0028\001\"z\n\021TruncateTableExpr\022\024\n\014ca" +
+      "talog_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.gr" +
+      "eptime.v1.TableId\"U\n\020DropDatabaseExpr\022\024\n" +
+      "\014catalog_name\030\001 \001(\t\022\023\n\013schema_name\030\002 \001(\t" +
+      "\022\026\n\016drop_if_exists\030\003 \001(\010\"9\n\nAddColumns\022+" +
+      "\n\013add_columns\030\001 \003(\0132\026.greptime.v1.AddCol" +
+      "umn\"<\n\013DropColumns\022-\n\014drop_columns\030\001 \003(\013" +
+      "2\027.greptime.v1.DropColumn\"O\n\021ChangeColum" +
+      "nTypes\022:\n\023change_column_types\030\001 \003(\0132\035.gr" +
+      "eptime.v1.ChangeColumnType\"\260\001\n\016ChangeFul" +
+      "ltext\022\023\n\013column_name\030\001 \001(\t\022\023\n\006enable\030\002 \001" +
+      "(\010H\000\210\001\001\022,\n\010analyzer\030\003 \001(\0162\025.greptime.v1." +
+      "AnalyzerH\001\210\001\001\022\033\n\016case_sensitive\030\004 \001(\010H\002\210" +
+      "\001\001B\t\n\007_enableB\013\n\t_analyzerB\021\n\017_case_sens" +
+      "itive\"%\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\020Chan" +
+      "geColumnType\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\"\032\n\nDrop" +
+      "Column\022\014\n\004name\030\001 \001(\t\"\025\n\007TableId\022\n\n\002id\030\001 " +
+      "\001(\r\"\024\n\006FlowId\022\n\n\002id\030\001 \001(\r\"\254\002\n\tColumnDef\022" +
+      "\014\n\004name\030\001 \001(\t\022.\n\tdata_type\030\002 \001(\0162\033.grept" +
+      "ime.v1.ColumnDataType\022\023\n\013is_nullable\030\003 \001" +
+      "(\010\022\032\n\022default_constraint\030\004 \001(\014\0220\n\rsemant" +
+      "ic_type\030\005 \001(\0162\031.greptime.v1.SemanticType" +
+      "\022\017\n\007comment\030\006 \001(\t\022@\n\022datatype_extension\030" +
+      "\007 \001(\0132$.greptime.v1.ColumnDataTypeExtens" +
+      "ion\022+\n\007options\030\010 \001(\0132\032.greptime.v1.Colum" +
+      "nOptions\"\230\001\n\021AddColumnLocation\022B\n\rlocati" +
+      "on_type\030\001 \001(\0162+.greptime.v1.AddColumnLoc" +
+      "ation.LocationType\022\031\n\021after_column_name\030" +
+      "\002 \001(\t\"$\n\014LocationType\022\t\n\005FIRST\020\000\022\t\n\005AFTE" +
+      "R\020\001*$\n\010Analyzer\022\013\n\007ENGLISH\020\000\022\013\n\007CHINESE\020" +
+      "\001BL\n\016io.greptime.v1B\003DdlZ5github.com/Gre" +
+      "ptimeTeam/greptime-proto/go/greptime/v1b" +
+      "\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -26513,7 +27773,7 @@ public io.greptime.v1.Ddl.AddColumnLocation getDefaultInstanceForType() {
     internal_static_greptime_v1_AlterExpr_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_AlterExpr_descriptor,
-        new java.lang.String[] { "CatalogName", "SchemaName", "TableName", "AddColumns", "DropColumns", "RenameTable", "ChangeColumnTypes", "Kind", });
+        new java.lang.String[] { "CatalogName", "SchemaName", "TableName", "AddColumns", "DropColumns", "RenameTable", "ChangeColumnTypes", "ChangeFulltext", "Kind", });
     internal_static_greptime_v1_DropTableExpr_descriptor =
       getDescriptor().getMessageTypes().get(7);
     internal_static_greptime_v1_DropTableExpr_fieldAccessorTable = new
@@ -26562,50 +27822,56 @@ public io.greptime.v1.Ddl.AddColumnLocation getDefaultInstanceForType() {
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ChangeColumnTypes_descriptor,
         new java.lang.String[] { "ChangeColumnTypes", });
-    internal_static_greptime_v1_RenameTable_descriptor =
+    internal_static_greptime_v1_ChangeFulltext_descriptor =
       getDescriptor().getMessageTypes().get(14);
+    internal_static_greptime_v1_ChangeFulltext_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_greptime_v1_ChangeFulltext_descriptor,
+        new java.lang.String[] { "ColumnName", "Enable", "Analyzer", "CaseSensitive", "Enable", "Analyzer", "CaseSensitive", });
+    internal_static_greptime_v1_RenameTable_descriptor =
+      getDescriptor().getMessageTypes().get(15);
     internal_static_greptime_v1_RenameTable_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_RenameTable_descriptor,
         new java.lang.String[] { "NewTableName", });
     internal_static_greptime_v1_AddColumn_descriptor =
-      getDescriptor().getMessageTypes().get(15);
+      getDescriptor().getMessageTypes().get(16);
     internal_static_greptime_v1_AddColumn_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_AddColumn_descriptor,
         new java.lang.String[] { "ColumnDef", "Location", });
     internal_static_greptime_v1_ChangeColumnType_descriptor =
-      getDescriptor().getMessageTypes().get(16);
+      getDescriptor().getMessageTypes().get(17);
     internal_static_greptime_v1_ChangeColumnType_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ChangeColumnType_descriptor,
         new java.lang.String[] { "ColumnName", "TargetType", "TargetTypeExtension", });
     internal_static_greptime_v1_DropColumn_descriptor =
-      getDescriptor().getMessageTypes().get(17);
+      getDescriptor().getMessageTypes().get(18);
     internal_static_greptime_v1_DropColumn_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_DropColumn_descriptor,
         new java.lang.String[] { "Name", });
     internal_static_greptime_v1_TableId_descriptor =
-      getDescriptor().getMessageTypes().get(18);
+      getDescriptor().getMessageTypes().get(19);
     internal_static_greptime_v1_TableId_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_TableId_descriptor,
         new java.lang.String[] { "Id", });
     internal_static_greptime_v1_FlowId_descriptor =
-      getDescriptor().getMessageTypes().get(19);
+      getDescriptor().getMessageTypes().get(20);
     internal_static_greptime_v1_FlowId_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_FlowId_descriptor,
         new java.lang.String[] { "Id", });
     internal_static_greptime_v1_ColumnDef_descriptor =
-      getDescriptor().getMessageTypes().get(20);
+      getDescriptor().getMessageTypes().get(21);
     internal_static_greptime_v1_ColumnDef_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_ColumnDef_descriptor,
         new java.lang.String[] { "Name", "DataType", "IsNullable", "DefaultConstraint", "SemanticType", "Comment", "DatatypeExtension", "Options", });
     internal_static_greptime_v1_AddColumnLocation_descriptor =
-      getDescriptor().getMessageTypes().get(21);
+      getDescriptor().getMessageTypes().get(22);
     internal_static_greptime_v1_AddColumnLocation_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_AddColumnLocation_descriptor,
diff --git a/java/src/main/java/io/greptime/v1/region/Server.java b/java/src/main/java/io/greptime/v1/region/Server.java
index 0e986955..54ad5fc3 100644
--- a/java/src/main/java/io/greptime/v1/region/Server.java
+++ b/java/src/main/java/io/greptime/v1/region/Server.java
@@ -16433,6 +16433,21 @@ public interface AlterRequestOrBuilder extends
      */
     io.greptime.v1.Ddl.ChangeColumnTypesOrBuilder getChangeColumnTypesOrBuilder();
 
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+     * @return Whether the changeFulltext field is set.
+     */
+    boolean hasChangeFulltext();
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+     * @return The changeFulltext.
+     */
+    io.greptime.v1.Ddl.ChangeFulltext getChangeFulltext();
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+     */
+    io.greptime.v1.Ddl.ChangeFulltextOrBuilder getChangeFulltextOrBuilder();
+
     /**
      * <pre>
      * The version of the schema before applying the alteration.
@@ -16542,6 +16557,20 @@ private AlterRequest(
               kindCase_ = 5;
               break;
             }
+            case 50: {
+              io.greptime.v1.Ddl.ChangeFulltext.Builder subBuilder = null;
+              if (kindCase_ == 6) {
+                subBuilder = ((io.greptime.v1.Ddl.ChangeFulltext) kind_).toBuilder();
+              }
+              kind_ =
+                  input.readMessage(io.greptime.v1.Ddl.ChangeFulltext.parser(), extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom((io.greptime.v1.Ddl.ChangeFulltext) kind_);
+                kind_ = subBuilder.buildPartial();
+              }
+              kindCase_ = 6;
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -16584,6 +16613,7 @@ public enum KindCase
       ADD_COLUMNS(2),
       DROP_COLUMNS(3),
       CHANGE_COLUMN_TYPES(5),
+      CHANGE_FULLTEXT(6),
       KIND_NOT_SET(0);
       private final int value;
       private KindCase(int value) {
@@ -16604,6 +16634,7 @@ public static KindCase forNumber(int value) {
           case 2: return ADD_COLUMNS;
           case 3: return DROP_COLUMNS;
           case 5: return CHANGE_COLUMN_TYPES;
+          case 6: return CHANGE_FULLTEXT;
           case 0: return KIND_NOT_SET;
           default: return null;
         }
@@ -16723,6 +16754,37 @@ public io.greptime.v1.Ddl.ChangeColumnTypesOrBuilder getChangeColumnTypesOrBuild
       return io.greptime.v1.Ddl.ChangeColumnTypes.getDefaultInstance();
     }
 
+    public static final int CHANGE_FULLTEXT_FIELD_NUMBER = 6;
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+     * @return Whether the changeFulltext field is set.
+     */
+    @java.lang.Override
+    public boolean hasChangeFulltext() {
+      return kindCase_ == 6;
+    }
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+     * @return The changeFulltext.
+     */
+    @java.lang.Override
+    public io.greptime.v1.Ddl.ChangeFulltext getChangeFulltext() {
+      if (kindCase_ == 6) {
+         return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+      }
+      return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+    }
+    /**
+     * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+     */
+    @java.lang.Override
+    public io.greptime.v1.Ddl.ChangeFulltextOrBuilder getChangeFulltextOrBuilder() {
+      if (kindCase_ == 6) {
+         return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+      }
+      return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+    }
+
     public static final int SCHEMA_VERSION_FIELD_NUMBER = 4;
     private long schemaVersion_;
     /**
@@ -16767,6 +16829,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (kindCase_ == 5) {
         output.writeMessage(5, (io.greptime.v1.Ddl.ChangeColumnTypes) kind_);
       }
+      if (kindCase_ == 6) {
+        output.writeMessage(6, (io.greptime.v1.Ddl.ChangeFulltext) kind_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -16796,6 +16861,10 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeMessageSize(5, (io.greptime.v1.Ddl.ChangeColumnTypes) kind_);
       }
+      if (kindCase_ == 6) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(6, (io.greptime.v1.Ddl.ChangeFulltext) kind_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -16829,6 +16898,10 @@ public boolean equals(final java.lang.Object obj) {
           if (!getChangeColumnTypes()
               .equals(other.getChangeColumnTypes())) return false;
           break;
+        case 6:
+          if (!getChangeFulltext()
+              .equals(other.getChangeFulltext())) return false;
+          break;
         case 0:
         default:
       }
@@ -16862,6 +16935,10 @@ public int hashCode() {
           hash = (37 * hash) + CHANGE_COLUMN_TYPES_FIELD_NUMBER;
           hash = (53 * hash) + getChangeColumnTypes().hashCode();
           break;
+        case 6:
+          hash = (37 * hash) + CHANGE_FULLTEXT_FIELD_NUMBER;
+          hash = (53 * hash) + getChangeFulltext().hashCode();
+          break;
         case 0:
         default:
       }
@@ -17052,6 +17129,13 @@ public io.greptime.v1.region.Server.AlterRequest buildPartial() {
             result.kind_ = changeColumnTypesBuilder_.build();
           }
         }
+        if (kindCase_ == 6) {
+          if (changeFulltextBuilder_ == null) {
+            result.kind_ = kind_;
+          } else {
+            result.kind_ = changeFulltextBuilder_.build();
+          }
+        }
         result.schemaVersion_ = schemaVersion_;
         result.kindCase_ = kindCase_;
         onBuilt();
@@ -17121,6 +17205,10 @@ public Builder mergeFrom(io.greptime.v1.region.Server.AlterRequest other) {
             mergeChangeColumnTypes(other.getChangeColumnTypes());
             break;
           }
+          case CHANGE_FULLTEXT: {
+            mergeChangeFulltext(other.getChangeFulltext());
+            break;
+          }
           case KIND_NOT_SET: {
             break;
           }
@@ -17626,6 +17714,148 @@ public io.greptime.v1.Ddl.ChangeColumnTypesOrBuilder getChangeColumnTypesOrBuild
         return changeColumnTypesBuilder_;
       }
 
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Ddl.ChangeFulltext, io.greptime.v1.Ddl.ChangeFulltext.Builder, io.greptime.v1.Ddl.ChangeFulltextOrBuilder> changeFulltextBuilder_;
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       * @return Whether the changeFulltext field is set.
+       */
+      @java.lang.Override
+      public boolean hasChangeFulltext() {
+        return kindCase_ == 6;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       * @return The changeFulltext.
+       */
+      @java.lang.Override
+      public io.greptime.v1.Ddl.ChangeFulltext getChangeFulltext() {
+        if (changeFulltextBuilder_ == null) {
+          if (kindCase_ == 6) {
+            return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+          }
+          return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+        } else {
+          if (kindCase_ == 6) {
+            return changeFulltextBuilder_.getMessage();
+          }
+          return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+        }
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      public Builder setChangeFulltext(io.greptime.v1.Ddl.ChangeFulltext value) {
+        if (changeFulltextBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          kind_ = value;
+          onChanged();
+        } else {
+          changeFulltextBuilder_.setMessage(value);
+        }
+        kindCase_ = 6;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      public Builder setChangeFulltext(
+          io.greptime.v1.Ddl.ChangeFulltext.Builder builderForValue) {
+        if (changeFulltextBuilder_ == null) {
+          kind_ = builderForValue.build();
+          onChanged();
+        } else {
+          changeFulltextBuilder_.setMessage(builderForValue.build());
+        }
+        kindCase_ = 6;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      public Builder mergeChangeFulltext(io.greptime.v1.Ddl.ChangeFulltext value) {
+        if (changeFulltextBuilder_ == null) {
+          if (kindCase_ == 6 &&
+              kind_ != io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance()) {
+            kind_ = io.greptime.v1.Ddl.ChangeFulltext.newBuilder((io.greptime.v1.Ddl.ChangeFulltext) kind_)
+                .mergeFrom(value).buildPartial();
+          } else {
+            kind_ = value;
+          }
+          onChanged();
+        } else {
+          if (kindCase_ == 6) {
+            changeFulltextBuilder_.mergeFrom(value);
+          } else {
+            changeFulltextBuilder_.setMessage(value);
+          }
+        }
+        kindCase_ = 6;
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      public Builder clearChangeFulltext() {
+        if (changeFulltextBuilder_ == null) {
+          if (kindCase_ == 6) {
+            kindCase_ = 0;
+            kind_ = null;
+            onChanged();
+          }
+        } else {
+          if (kindCase_ == 6) {
+            kindCase_ = 0;
+            kind_ = null;
+          }
+          changeFulltextBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      public io.greptime.v1.Ddl.ChangeFulltext.Builder getChangeFulltextBuilder() {
+        return getChangeFulltextFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      @java.lang.Override
+      public io.greptime.v1.Ddl.ChangeFulltextOrBuilder getChangeFulltextOrBuilder() {
+        if ((kindCase_ == 6) && (changeFulltextBuilder_ != null)) {
+          return changeFulltextBuilder_.getMessageOrBuilder();
+        } else {
+          if (kindCase_ == 6) {
+            return (io.greptime.v1.Ddl.ChangeFulltext) kind_;
+          }
+          return io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+        }
+      }
+      /**
+       * <code>.greptime.v1.ChangeFulltext change_fulltext = 6;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilderV3<
+          io.greptime.v1.Ddl.ChangeFulltext, io.greptime.v1.Ddl.ChangeFulltext.Builder, io.greptime.v1.Ddl.ChangeFulltextOrBuilder> 
+          getChangeFulltextFieldBuilder() {
+        if (changeFulltextBuilder_ == null) {
+          if (!(kindCase_ == 6)) {
+            kind_ = io.greptime.v1.Ddl.ChangeFulltext.getDefaultInstance();
+          }
+          changeFulltextBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+              io.greptime.v1.Ddl.ChangeFulltext, io.greptime.v1.Ddl.ChangeFulltext.Builder, io.greptime.v1.Ddl.ChangeFulltextOrBuilder>(
+                  (io.greptime.v1.Ddl.ChangeFulltext) kind_,
+                  getParentForChildren(),
+                  isClean());
+          kind_ = null;
+        }
+        kindCase_ = 6;
+        onChanged();;
+        return changeFulltextBuilder_;
+      }
+
       private long schemaVersion_ ;
       /**
        * <pre>
@@ -24564,34 +24794,36 @@ public io.greptime.v1.region.Server.RegionColumnDef getDefaultInstanceForType()
       "OptionsEntry\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 .gre" +
-      "ptime.v1.region.AlterRequest\"\360\001\n\014AlterRe" +
+      "ptime.v1.region.AlterRequest\"\250\002\n\014AlterRe" +
       "quest\022\021\n\tregion_id\030\001 \001(\004\0225\n\013add_columns\030" +
       "\002 \001(\0132\036.greptime.v1.region.AddColumnsH\000\022" +
       "7\n\014drop_columns\030\003 \001(\0132\037.greptime.v1.regi" +
       "on.DropColumnsH\000\022=\n\023change_column_types\030" +
       "\005 \001(\0132\036.greptime.v1.ChangeColumnTypesH\000\022" +
-      "\026\n\016schema_version\030\004 \001(\004B\006\n\004kind\"@\n\nAddCo" +
-      "lumns\0222\n\013add_columns\030\001 \003(\0132\035.greptime.v1" +
-      ".region.AddColumn\"C\n\013DropColumns\0224\n\014drop" +
-      "_columns\030\001 \003(\0132\036.greptime.v1.region.Drop" +
-      "Column\"v\n\tAddColumn\0227\n\ncolumn_def\030\001 \001(\0132" +
-      "#.greptime.v1.region.RegionColumnDef\0220\n\010" +
-      "location\030\003 \001(\0132\036.greptime.v1.AddColumnLo" +
-      "cation\"\032\n\nDropColumn\022\014\n\004name\030\001 \001(\t\"!\n\014Fl" +
-      "ushRequest\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\007regular\030\002 \001(\0132\033.greptime.v1.region.Reg" +
-      "ularH\000\0229\n\rstrict_window\030\003 \001(\0132 .greptime" +
-      ".v1.region.StrictWindowH\000B\t\n\007options\"$\n\017" +
-      "TruncateRequest\022\021\n\tregion_id\030\001 \001(\004\"P\n\017Re" +
-      "gionColumnDef\022*\n\ncolumn_def\030\001 \001(\0132\026.grep" +
-      "time.v1.ColumnDef\022\021\n\tcolumn_id\030\002 \001(\r2Y\n\006" +
-      "Region\022O\n\006Handle\022!.greptime.v1.region.Re" +
-      "gionRequest\032\".greptime.v1.region.RegionR" +
-      "esponseB]\n\025io.greptime.v1.regionB\006Server" +
-      "Z<github.com/GreptimeTeam/greptime-proto" +
-      "/go/greptime/v1/regionb\006proto3"
+      "6\n\017change_fulltext\030\006 \001(\0132\033.greptime.v1.C" +
+      "hangeFulltextH\000\022\026\n\016schema_version\030\004 \001(\004B" +
+      "\006\n\004kind\"@\n\nAddColumns\0222\n\013add_columns\030\001 \003" +
+      "(\0132\035.greptime.v1.region.AddColumn\"C\n\013Dro" +
+      "pColumns\0224\n\014drop_columns\030\001 \003(\0132\036.greptim" +
+      "e.v1.region.DropColumn\"v\n\tAddColumn\0227\n\nc" +
+      "olumn_def\030\001 \001(\0132#.greptime.v1.region.Reg" +
+      "ionColumnDef\0220\n\010location\030\003 \001(\0132\036.greptim" +
+      "e.v1.AddColumnLocation\"\032\n\nDropColumn\022\014\n\004" +
+      "name\030\001 \001(\t\"!\n\014FlushRequest\022\021\n\tregion_id\030" +
+      "\001 \001(\004\"\t\n\007Regular\"&\n\014StrictWindow\022\026\n\016wind" +
+      "ow_seconds\030\001 \001(\003\"\231\001\n\016CompactRequest\022\021\n\tr" +
+      "egion_id\030\001 \001(\004\022.\n\007regular\030\002 \001(\0132\033.grepti" +
+      "me.v1.region.RegularH\000\0229\n\rstrict_window\030" +
+      "\003 \001(\0132 .greptime.v1.region.StrictWindowH" +
+      "\000B\t\n\007options\"$\n\017TruncateRequest\022\021\n\tregio" +
+      "n_id\030\001 \001(\004\"P\n\017RegionColumnDef\022*\n\ncolumn_" +
+      "def\030\001 \001(\0132\026.greptime.v1.ColumnDef\022\021\n\tcol" +
+      "umn_id\030\002 \001(\r2Y\n\006Region\022O\n\006Handle\022!.grept" +
+      "ime.v1.region.RegionRequest\032\".greptime.v" +
+      "1.region.RegionResponseB]\n\025io.greptime.v" +
+      "1.regionB\006ServerZ<github.com/GreptimeTea" +
+      "m/greptime-proto/go/greptime/v1/regionb\006" +
+      "proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -24719,7 +24951,7 @@ public io.greptime.v1.region.Server.RegionColumnDef getDefaultInstanceForType()
     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", "ChangeColumnTypes", "SchemaVersion", "Kind", });
+        new java.lang.String[] { "RegionId", "AddColumns", "DropColumns", "ChangeColumnTypes", "ChangeFulltext", "SchemaVersion", "Kind", });
     internal_static_greptime_v1_region_AddColumns_descriptor =
       getDescriptor().getMessageTypes().get(16);
     internal_static_greptime_v1_region_AddColumns_fieldAccessorTable = new
diff --git a/proto/greptime/v1/ddl.proto b/proto/greptime/v1/ddl.proto
index 989bf668..8d11b9eb 100644
--- a/proto/greptime/v1/ddl.proto
+++ b/proto/greptime/v1/ddl.proto
@@ -109,6 +109,7 @@ message AlterExpr {
     DropColumns drop_columns = 5;
     RenameTable rename_table = 6;
     ChangeColumnTypes change_column_types = 7;
+    ChangeFulltext change_fulltext = 8;
   }
 }
 
@@ -146,6 +147,18 @@ message DropColumns { repeated DropColumn drop_columns = 1; }
 
 message ChangeColumnTypes { repeated ChangeColumnType change_column_types = 1; }
 
+enum Analyzer {
+    ENGLISH = 0;
+    CHINESE = 1;
+}
+
+message ChangeFulltext {
+    string column_name = 1;
+    optional bool enable = 2;
+    optional Analyzer analyzer = 3;
+    optional bool case_sensitive = 4;
+}
+
 message RenameTable { string new_table_name = 1; }
 
 message AddColumn {
diff --git a/proto/greptime/v1/region/server.proto b/proto/greptime/v1/region/server.proto
index 2c6d5b76..defd2204 100644
--- a/proto/greptime/v1/region/server.proto
+++ b/proto/greptime/v1/region/server.proto
@@ -128,6 +128,7 @@ message AlterRequest {
     AddColumns add_columns = 2;
     DropColumns drop_columns = 3;
     ChangeColumnTypes change_column_types = 5;
+    ChangeFulltext change_fulltext = 6;
   }
   // The version of the schema before applying the alteration.
   uint64 schema_version = 4;