diff --git a/c++/greptime/v1/ddl.pb.cc b/c++/greptime/v1/ddl.pb.cc
index 4afc5e63..3991332a 100644
--- a/c++/greptime/v1/ddl.pb.cc
+++ b/c++/greptime/v1/ddl.pb.cc
@@ -505,6 +505,8 @@ PROTOBUF_CONSTEXPR SetFulltext::SetFulltext(
   , /*decltype(_impl_.analyzer_)*/0
   , /*decltype(_impl_.enable_)*/false
   , /*decltype(_impl_.case_sensitive_)*/false
+  , /*decltype(_impl_.granularity_)*/uint64_t{0u}
+  , /*decltype(_impl_.false_positive_rate_)*/0
   , /*decltype(_impl_.backend_)*/0
   , /*decltype(_impl_._cached_size_)*/{}} {}
 struct SetFulltextDefaultTypeInternal {
@@ -561,6 +563,7 @@ PROTOBUF_CONSTEXPR SetSkipping::SetSkipping(
   , /*decltype(_impl_.granularity_)*/uint64_t{0u}
   , /*decltype(_impl_.enable_)*/false
   , /*decltype(_impl_.skipping_index_type_)*/0
+  , /*decltype(_impl_.false_positive_rate_)*/0
   , /*decltype(_impl_._cached_size_)*/{}} {}
 struct SetSkippingDefaultTypeInternal {
   PROTOBUF_CONSTEXPR SetSkippingDefaultTypeInternal()
@@ -1062,6 +1065,8 @@ const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTI
   PROTOBUF_FIELD_OFFSET(::greptime::v1::SetFulltext, _impl_.analyzer_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::SetFulltext, _impl_.case_sensitive_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::SetFulltext, _impl_.backend_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetFulltext, _impl_.granularity_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetFulltext, _impl_.false_positive_rate_),
   ~0u,  // no _has_bits_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::UnsetFulltext, _internal_metadata_),
   ~0u,  // no _extensions_
@@ -1093,6 +1098,7 @@ const uint32_t TableStruct_greptime_2fv1_2fddl_2eproto::offsets[] PROTOBUF_SECTI
   PROTOBUF_FIELD_OFFSET(::greptime::v1::SetSkipping, _impl_.enable_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::SetSkipping, _impl_.granularity_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::SetSkipping, _impl_.skipping_index_type_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::SetSkipping, _impl_.false_positive_rate_),
   ~0u,  // no _has_bits_
   PROTOBUF_FIELD_OFFSET(::greptime::v1::UnsetSkipping, _internal_metadata_),
   ~0u,  // no _extensions_
@@ -1230,21 +1236,21 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
   { 299, -1, -1, sizeof(::greptime::v1::ColumnDef)},
   { 313, -1, -1, sizeof(::greptime::v1::AddColumnLocation)},
   { 321, -1, -1, sizeof(::greptime::v1::SetFulltext)},
-  { 332, -1, -1, sizeof(::greptime::v1::UnsetFulltext)},
-  { 339, -1, -1, sizeof(::greptime::v1::SetInverted)},
-  { 346, -1, -1, sizeof(::greptime::v1::UnsetInverted)},
-  { 353, -1, -1, sizeof(::greptime::v1::SetSkipping)},
-  { 363, -1, -1, sizeof(::greptime::v1::UnsetSkipping)},
-  { 370, -1, -1, sizeof(::greptime::v1::AlterDatabaseExpr)},
-  { 381, -1, -1, sizeof(::greptime::v1::SetDatabaseOptions)},
-  { 388, -1, -1, sizeof(::greptime::v1::UnsetDatabaseOptions)},
-  { 395, 403, -1, sizeof(::greptime::v1::CreateTriggerExpr_LabelsEntry_DoNotUse)},
-  { 405, 413, -1, sizeof(::greptime::v1::CreateTriggerExpr_AnnotationsEntry_DoNotUse)},
-  { 415, -1, -1, sizeof(::greptime::v1::CreateTriggerExpr)},
-  { 429, -1, -1, sizeof(::greptime::v1::NotifyChannel)},
-  { 438, 446, -1, sizeof(::greptime::v1::WebhookOptions_OptsEntry_DoNotUse)},
-  { 448, -1, -1, sizeof(::greptime::v1::WebhookOptions)},
-  { 456, -1, -1, sizeof(::greptime::v1::DropTriggerExpr)},
+  { 334, -1, -1, sizeof(::greptime::v1::UnsetFulltext)},
+  { 341, -1, -1, sizeof(::greptime::v1::SetInverted)},
+  { 348, -1, -1, sizeof(::greptime::v1::UnsetInverted)},
+  { 355, -1, -1, sizeof(::greptime::v1::SetSkipping)},
+  { 366, -1, -1, sizeof(::greptime::v1::UnsetSkipping)},
+  { 373, -1, -1, sizeof(::greptime::v1::AlterDatabaseExpr)},
+  { 384, -1, -1, sizeof(::greptime::v1::SetDatabaseOptions)},
+  { 391, -1, -1, sizeof(::greptime::v1::UnsetDatabaseOptions)},
+  { 398, 406, -1, sizeof(::greptime::v1::CreateTriggerExpr_LabelsEntry_DoNotUse)},
+  { 408, 416, -1, sizeof(::greptime::v1::CreateTriggerExpr_AnnotationsEntry_DoNotUse)},
+  { 418, -1, -1, sizeof(::greptime::v1::CreateTriggerExpr)},
+  { 432, -1, -1, sizeof(::greptime::v1::NotifyChannel)},
+  { 441, 449, -1, sizeof(::greptime::v1::WebhookOptions_OptsEntry_DoNotUse)},
+  { 451, -1, -1, sizeof(::greptime::v1::WebhookOptions)},
+  { 459, -1, -1, sizeof(::greptime::v1::DropTriggerExpr)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -1416,56 +1422,58 @@ const char descriptor_table_protodef_greptime_2fv1_2fddl_2eproto[] PROTOBUF_SECT
   "lumnLocation\022B\n\rlocation_type\030\001 \001(\0162+.gr"
   "eptime.v1.AddColumnLocation.LocationType"
   "\022\031\n\021after_column_name\030\002 \001(\t\"$\n\014LocationT"
-  "ype\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\242\001\n\013SetFulltex"
+  "ype\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\324\001\n\013SetFulltex"
   "t\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\'"
   "\n\010analyzer\030\003 \001(\0162\025.greptime.v1.Analyzer\022"
   "\026\n\016case_sensitive\030\004 \001(\010\022-\n\007backend\030\005 \001(\016"
-  "2\034.greptime.v1.FulltextBackend\"$\n\rUnsetF"
-  "ulltext\022\023\n\013column_name\030\001 \001(\t\"\"\n\013SetInver"
-  "ted\022\023\n\013column_name\030\001 \001(\t\"$\n\rUnsetInverte"
-  "d\022\023\n\013column_name\030\001 \001(\t\"\204\001\n\013SetSkipping\022\023"
-  "\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\023\n\013g"
-  "ranularity\030\003 \001(\004\022;\n\023skipping_index_type\030"
-  "\004 \001(\0162\036.greptime.v1.SkippingIndexType\"$\n"
-  "\rUnsetSkipping\022\023\n\013column_name\030\001 \001(\t\"\314\001\n\021"
-  "AlterDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022"
-  "\023\n\013schema_name\030\002 \001(\t\022\?\n\024set_database_opt"
-  "ions\030\003 \001(\0132\037.greptime.v1.SetDatabaseOpti"
-  "onsH\000\022C\n\026unset_database_options\030\004 \001(\0132!."
-  "greptime.v1.UnsetDatabaseOptionsH\000B\006\n\004ki"
-  "nd\"G\n\022SetDatabaseOptions\0221\n\024set_database"
-  "_options\030\001 \003(\0132\023.greptime.v1.Option\"$\n\024U"
-  "nsetDatabaseOptions\022\014\n\004keys\030\001 \003(\t\"\217\003\n\021Cr"
-  "eateTriggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n"
-  "\014trigger_name\030\002 \001(\t\022\034\n\024create_if_not_exi"
-  "sts\030\003 \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030\005 \003(\013"
-  "2\032.greptime.v1.NotifyChannel\022:\n\006labels\030\006"
-  " \003(\0132*.greptime.v1.CreateTriggerExpr.Lab"
-  "elsEntry\022D\n\013annotations\030\007 \003(\0132/.greptime"
-  ".v1.CreateTriggerExpr.AnnotationsEntry\022\020"
-  "\n\010interval\030\010 \001(\004\032-\n\013LabelsEntry\022\013\n\003key\030\001"
-  " \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0322\n\020AnnotationsEn"
-  "try\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"]\n\rN"
-  "otifyChannel\022\014\n\004name\030\001 \001(\t\022.\n\007webhook\030\002 "
-  "\001(\0132\033.greptime.v1.WebhookOptionsH\000B\016\n\014ch"
-  "annel_type\"\177\n\016WebhookOptions\022\013\n\003url\030\001 \001("
-  "\t\0223\n\004opts\030\002 \003(\0132%.greptime.v1.WebhookOpt"
-  "ions.OptsEntry\032+\n\tOptsEntry\022\013\n\003key\030\001 \001(\t"
-  "\022\r\n\005value\030\002 \001(\t:\0028\001\"U\n\017DropTriggerExpr\022\024"
-  "\n\014catalog_name\030\001 \001(\t\022\024\n\014trigger_name\030\002 \001"
-  "(\t\022\026\n\016drop_if_exists\030\003 \001(\010*$\n\010Analyzer\022\013"
-  "\n\007ENGLISH\020\000\022\013\n\007CHINESE\020\001*)\n\017FulltextBack"
-  "end\022\013\n\007TANTIVY\020\000\022\t\n\005BLOOM\020\001*%\n\021SkippingI"
-  "ndexType\022\020\n\014BLOOM_FILTER\020\000BL\n\016io.greptim"
-  "e.v1B\003DdlZ5github.com/GreptimeTeam/grept"
-  "ime-proto/go/greptime/v1b\006proto3"
+  "2\034.greptime.v1.FulltextBackend\022\023\n\013granul"
+  "arity\030\006 \001(\004\022\033\n\023false_positive_rate\030\007 \001(\001"
+  "\"$\n\rUnsetFulltext\022\023\n\013column_name\030\001 \001(\t\"\""
+  "\n\013SetInverted\022\023\n\013column_name\030\001 \001(\t\"$\n\rUn"
+  "setInverted\022\023\n\013column_name\030\001 \001(\t\"\241\001\n\013Set"
+  "Skipping\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030"
+  "\002 \001(\010\022\023\n\013granularity\030\003 \001(\004\022;\n\023skipping_i"
+  "ndex_type\030\004 \001(\0162\036.greptime.v1.SkippingIn"
+  "dexType\022\033\n\023false_positive_rate\030\005 \001(\001\"$\n\r"
+  "UnsetSkipping\022\023\n\013column_name\030\001 \001(\t\"\314\001\n\021A"
+  "lterDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023"
+  "\n\013schema_name\030\002 \001(\t\022\?\n\024set_database_opti"
+  "ons\030\003 \001(\0132\037.greptime.v1.SetDatabaseOptio"
+  "nsH\000\022C\n\026unset_database_options\030\004 \001(\0132!.g"
+  "reptime.v1.UnsetDatabaseOptionsH\000B\006\n\004kin"
+  "d\"G\n\022SetDatabaseOptions\0221\n\024set_database_"
+  "options\030\001 \003(\0132\023.greptime.v1.Option\"$\n\024Un"
+  "setDatabaseOptions\022\014\n\004keys\030\001 \003(\t\"\217\003\n\021Cre"
+  "ateTriggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n\014"
+  "trigger_name\030\002 \001(\t\022\034\n\024create_if_not_exis"
+  "ts\030\003 \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030\005 \003(\0132"
+  "\032.greptime.v1.NotifyChannel\022:\n\006labels\030\006 "
+  "\003(\0132*.greptime.v1.CreateTriggerExpr.Labe"
+  "lsEntry\022D\n\013annotations\030\007 \003(\0132/.greptime."
+  "v1.CreateTriggerExpr.AnnotationsEntry\022\020\n"
+  "\010interval\030\010 \001(\004\032-\n\013LabelsEntry\022\013\n\003key\030\001 "
+  "\001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0322\n\020AnnotationsEnt"
+  "ry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"]\n\rNo"
+  "tifyChannel\022\014\n\004name\030\001 \001(\t\022.\n\007webhook\030\002 \001"
+  "(\0132\033.greptime.v1.WebhookOptionsH\000B\016\n\014cha"
+  "nnel_type\"\177\n\016WebhookOptions\022\013\n\003url\030\001 \001(\t"
+  "\0223\n\004opts\030\002 \003(\0132%.greptime.v1.WebhookOpti"
+  "ons.OptsEntry\032+\n\tOptsEntry\022\013\n\003key\030\001 \001(\t\022"
+  "\r\n\005value\030\002 \001(\t:\0028\001\"U\n\017DropTriggerExpr\022\024\n"
+  "\014catalog_name\030\001 \001(\t\022\024\n\014trigger_name\030\002 \001("
+  "\t\022\026\n\016drop_if_exists\030\003 \001(\010*$\n\010Analyzer\022\013\n"
+  "\007ENGLISH\020\000\022\013\n\007CHINESE\020\001*)\n\017FulltextBacke"
+  "nd\022\013\n\007TANTIVY\020\000\022\t\n\005BLOOM\020\001*%\n\021SkippingIn"
+  "dexType\022\020\n\014BLOOM_FILTER\020\000BL\n\016io.greptime"
+  ".v1B\003DdlZ5github.com/GreptimeTeam/grepti"
+  "me-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, 6392, descriptor_table_protodef_greptime_2fv1_2fddl_2eproto,
+    false, false, 6471, 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, 48,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fddl_2eproto::offsets,
@@ -11464,6 +11472,8 @@ SetFulltext::SetFulltext(const SetFulltext& from)
     , decltype(_impl_.analyzer_){}
     , decltype(_impl_.enable_){}
     , decltype(_impl_.case_sensitive_){}
+    , decltype(_impl_.granularity_){}
+    , decltype(_impl_.false_positive_rate_){}
     , decltype(_impl_.backend_){}
     , /*decltype(_impl_._cached_size_)*/{}};
 
@@ -11491,6 +11501,8 @@ inline void SetFulltext::SharedCtor(
     , decltype(_impl_.analyzer_){0}
     , decltype(_impl_.enable_){false}
     , decltype(_impl_.case_sensitive_){false}
+    , decltype(_impl_.granularity_){uint64_t{0u}}
+    , decltype(_impl_.false_positive_rate_){0}
     , decltype(_impl_.backend_){0}
     , /*decltype(_impl_._cached_size_)*/{}
   };
@@ -11581,6 +11593,22 @@ const char* SetFulltext::_InternalParse(const char* ptr, ::_pbi::ParseContext* c
         } else
           goto handle_unusual;
         continue;
+      // uint64 granularity = 6;
+      case 6:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 48)) {
+          _impl_.granularity_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // double false_positive_rate = 7;
+      case 7:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 57)) {
+          _impl_.false_positive_rate_ = ::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<double>(ptr);
+          ptr += sizeof(double);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -11646,6 +11674,22 @@ uint8_t* SetFulltext::_InternalSerialize(
       5, this->_internal_backend(), target);
   }
 
+  // uint64 granularity = 6;
+  if (this->_internal_granularity() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteUInt64ToArray(6, this->_internal_granularity(), target);
+  }
+
+  // double false_positive_rate = 7;
+  static_assert(sizeof(uint64_t) == sizeof(double), "Code assumes uint64_t and double are the same size.");
+  double tmp_false_positive_rate = this->_internal_false_positive_rate();
+  uint64_t raw_false_positive_rate;
+  memcpy(&raw_false_positive_rate, &tmp_false_positive_rate, sizeof(tmp_false_positive_rate));
+  if (raw_false_positive_rate != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteDoubleToArray(7, this->_internal_false_positive_rate(), 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);
@@ -11685,6 +11729,20 @@ size_t SetFulltext::ByteSizeLong() const {
     total_size += 1 + 1;
   }
 
+  // uint64 granularity = 6;
+  if (this->_internal_granularity() != 0) {
+    total_size += ::_pbi::WireFormatLite::UInt64SizePlusOne(this->_internal_granularity());
+  }
+
+  // double false_positive_rate = 7;
+  static_assert(sizeof(uint64_t) == sizeof(double), "Code assumes uint64_t and double are the same size.");
+  double tmp_false_positive_rate = this->_internal_false_positive_rate();
+  uint64_t raw_false_positive_rate;
+  memcpy(&raw_false_positive_rate, &tmp_false_positive_rate, sizeof(tmp_false_positive_rate));
+  if (raw_false_positive_rate != 0) {
+    total_size += 1 + 8;
+  }
+
   // .greptime.v1.FulltextBackend backend = 5;
   if (this->_internal_backend() != 0) {
     total_size += 1 +
@@ -11721,6 +11779,16 @@ void SetFulltext::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PR
   if (from._internal_case_sensitive() != 0) {
     _this->_internal_set_case_sensitive(from._internal_case_sensitive());
   }
+  if (from._internal_granularity() != 0) {
+    _this->_internal_set_granularity(from._internal_granularity());
+  }
+  static_assert(sizeof(uint64_t) == sizeof(double), "Code assumes uint64_t and double are the same size.");
+  double tmp_false_positive_rate = from._internal_false_positive_rate();
+  uint64_t raw_false_positive_rate;
+  memcpy(&raw_false_positive_rate, &tmp_false_positive_rate, sizeof(tmp_false_positive_rate));
+  if (raw_false_positive_rate != 0) {
+    _this->_internal_set_false_positive_rate(from._internal_false_positive_rate());
+  }
   if (from._internal_backend() != 0) {
     _this->_internal_set_backend(from._internal_backend());
   }
@@ -12390,6 +12458,7 @@ SetSkipping::SetSkipping(const SetSkipping& from)
     , decltype(_impl_.granularity_){}
     , decltype(_impl_.enable_){}
     , decltype(_impl_.skipping_index_type_){}
+    , decltype(_impl_.false_positive_rate_){}
     , /*decltype(_impl_._cached_size_)*/{}};
 
   _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
@@ -12402,8 +12471,8 @@ SetSkipping::SetSkipping(const SetSkipping& from)
       _this->GetArenaForAllocation());
   }
   ::memcpy(&_impl_.granularity_, &from._impl_.granularity_,
-    static_cast<size_t>(reinterpret_cast<char*>(&_impl_.skipping_index_type_) -
-    reinterpret_cast<char*>(&_impl_.granularity_)) + sizeof(_impl_.skipping_index_type_));
+    static_cast<size_t>(reinterpret_cast<char*>(&_impl_.false_positive_rate_) -
+    reinterpret_cast<char*>(&_impl_.granularity_)) + sizeof(_impl_.false_positive_rate_));
   // @@protoc_insertion_point(copy_constructor:greptime.v1.SetSkipping)
 }
 
@@ -12416,6 +12485,7 @@ inline void SetSkipping::SharedCtor(
     , decltype(_impl_.granularity_){uint64_t{0u}}
     , decltype(_impl_.enable_){false}
     , decltype(_impl_.skipping_index_type_){0}
+    , decltype(_impl_.false_positive_rate_){0}
     , /*decltype(_impl_._cached_size_)*/{}
   };
   _impl_.column_name_.InitDefault();
@@ -12450,8 +12520,8 @@ void SetSkipping::Clear() {
 
   _impl_.column_name_.ClearToEmpty();
   ::memset(&_impl_.granularity_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&_impl_.skipping_index_type_) -
-      reinterpret_cast<char*>(&_impl_.granularity_)) + sizeof(_impl_.skipping_index_type_));
+      reinterpret_cast<char*>(&_impl_.false_positive_rate_) -
+      reinterpret_cast<char*>(&_impl_.granularity_)) + sizeof(_impl_.false_positive_rate_));
   _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
 }
 
@@ -12496,6 +12566,14 @@ const char* SetSkipping::_InternalParse(const char* ptr, ::_pbi::ParseContext* c
         } else
           goto handle_unusual;
         continue;
+      // double false_positive_rate = 5;
+      case 5:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 41)) {
+          _impl_.false_positive_rate_ = ::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<double>(ptr);
+          ptr += sizeof(double);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -12554,6 +12632,16 @@ uint8_t* SetSkipping::_InternalSerialize(
       4, this->_internal_skipping_index_type(), target);
   }
 
+  // double false_positive_rate = 5;
+  static_assert(sizeof(uint64_t) == sizeof(double), "Code assumes uint64_t and double are the same size.");
+  double tmp_false_positive_rate = this->_internal_false_positive_rate();
+  uint64_t raw_false_positive_rate;
+  memcpy(&raw_false_positive_rate, &tmp_false_positive_rate, sizeof(tmp_false_positive_rate));
+  if (raw_false_positive_rate != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteDoubleToArray(5, this->_internal_false_positive_rate(), 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);
@@ -12593,6 +12681,15 @@ size_t SetSkipping::ByteSizeLong() const {
       ::_pbi::WireFormatLite::EnumSize(this->_internal_skipping_index_type());
   }
 
+  // double false_positive_rate = 5;
+  static_assert(sizeof(uint64_t) == sizeof(double), "Code assumes uint64_t and double are the same size.");
+  double tmp_false_positive_rate = this->_internal_false_positive_rate();
+  uint64_t raw_false_positive_rate;
+  memcpy(&raw_false_positive_rate, &tmp_false_positive_rate, sizeof(tmp_false_positive_rate));
+  if (raw_false_positive_rate != 0) {
+    total_size += 1 + 8;
+  }
+
   return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
 }
 
@@ -12623,6 +12720,13 @@ void SetSkipping::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PR
   if (from._internal_skipping_index_type() != 0) {
     _this->_internal_set_skipping_index_type(from._internal_skipping_index_type());
   }
+  static_assert(sizeof(uint64_t) == sizeof(double), "Code assumes uint64_t and double are the same size.");
+  double tmp_false_positive_rate = from._internal_false_positive_rate();
+  uint64_t raw_false_positive_rate;
+  memcpy(&raw_false_positive_rate, &tmp_false_positive_rate, sizeof(tmp_false_positive_rate));
+  if (raw_false_positive_rate != 0) {
+    _this->_internal_set_false_positive_rate(from._internal_false_positive_rate());
+  }
   _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
 }
 
@@ -12647,8 +12751,8 @@ void SetSkipping::InternalSwap(SetSkipping* other) {
       &other->_impl_.column_name_, rhs_arena
   );
   ::PROTOBUF_NAMESPACE_ID::internal::memswap<
-      PROTOBUF_FIELD_OFFSET(SetSkipping, _impl_.skipping_index_type_)
-      + sizeof(SetSkipping::_impl_.skipping_index_type_)
+      PROTOBUF_FIELD_OFFSET(SetSkipping, _impl_.false_positive_rate_)
+      + sizeof(SetSkipping::_impl_.false_positive_rate_)
       - PROTOBUF_FIELD_OFFSET(SetSkipping, _impl_.granularity_)>(
           reinterpret_cast<char*>(&_impl_.granularity_),
           reinterpret_cast<char*>(&other->_impl_.granularity_));
diff --git a/c++/greptime/v1/ddl.pb.h b/c++/greptime/v1/ddl.pb.h
index 18ee6bb1..56213de3 100644
--- a/c++/greptime/v1/ddl.pb.h
+++ b/c++/greptime/v1/ddl.pb.h
@@ -6641,6 +6641,8 @@ class SetFulltext final :
     kAnalyzerFieldNumber = 3,
     kEnableFieldNumber = 2,
     kCaseSensitiveFieldNumber = 4,
+    kGranularityFieldNumber = 6,
+    kFalsePositiveRateFieldNumber = 7,
     kBackendFieldNumber = 5,
   };
   // string column_name = 1;
@@ -6684,6 +6686,24 @@ class SetFulltext final :
   void _internal_set_case_sensitive(bool value);
   public:
 
+  // uint64 granularity = 6;
+  void clear_granularity();
+  uint64_t granularity() const;
+  void set_granularity(uint64_t value);
+  private:
+  uint64_t _internal_granularity() const;
+  void _internal_set_granularity(uint64_t value);
+  public:
+
+  // double false_positive_rate = 7;
+  void clear_false_positive_rate();
+  double false_positive_rate() const;
+  void set_false_positive_rate(double value);
+  private:
+  double _internal_false_positive_rate() const;
+  void _internal_set_false_positive_rate(double value);
+  public:
+
   // .greptime.v1.FulltextBackend backend = 5;
   void clear_backend();
   ::greptime::v1::FulltextBackend backend() const;
@@ -6705,6 +6725,8 @@ class SetFulltext final :
     int analyzer_;
     bool enable_;
     bool case_sensitive_;
+    uint64_t granularity_;
+    double false_positive_rate_;
     int backend_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
   };
@@ -7297,6 +7319,7 @@ class SetSkipping final :
     kGranularityFieldNumber = 3,
     kEnableFieldNumber = 2,
     kSkippingIndexTypeFieldNumber = 4,
+    kFalsePositiveRateFieldNumber = 5,
   };
   // string column_name = 1;
   void clear_column_name();
@@ -7339,6 +7362,15 @@ class SetSkipping final :
   void _internal_set_skipping_index_type(::greptime::v1::SkippingIndexType value);
   public:
 
+  // double false_positive_rate = 5;
+  void clear_false_positive_rate();
+  double false_positive_rate() const;
+  void set_false_positive_rate(double value);
+  private:
+  double _internal_false_positive_rate() const;
+  void _internal_set_false_positive_rate(double value);
+  public:
+
   // @@protoc_insertion_point(class_scope:greptime.v1.SetSkipping)
  private:
   class _Internal;
@@ -7351,6 +7383,7 @@ class SetSkipping final :
     uint64_t granularity_;
     bool enable_;
     int skipping_index_type_;
+    double false_positive_rate_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
   };
   union { Impl_ _impl_; };
@@ -15381,6 +15414,46 @@ inline void SetFulltext::set_backend(::greptime::v1::FulltextBackend value) {
   // @@protoc_insertion_point(field_set:greptime.v1.SetFulltext.backend)
 }
 
+// uint64 granularity = 6;
+inline void SetFulltext::clear_granularity() {
+  _impl_.granularity_ = uint64_t{0u};
+}
+inline uint64_t SetFulltext::_internal_granularity() const {
+  return _impl_.granularity_;
+}
+inline uint64_t SetFulltext::granularity() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetFulltext.granularity)
+  return _internal_granularity();
+}
+inline void SetFulltext::_internal_set_granularity(uint64_t value) {
+  
+  _impl_.granularity_ = value;
+}
+inline void SetFulltext::set_granularity(uint64_t value) {
+  _internal_set_granularity(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.SetFulltext.granularity)
+}
+
+// double false_positive_rate = 7;
+inline void SetFulltext::clear_false_positive_rate() {
+  _impl_.false_positive_rate_ = 0;
+}
+inline double SetFulltext::_internal_false_positive_rate() const {
+  return _impl_.false_positive_rate_;
+}
+inline double SetFulltext::false_positive_rate() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetFulltext.false_positive_rate)
+  return _internal_false_positive_rate();
+}
+inline void SetFulltext::_internal_set_false_positive_rate(double value) {
+  
+  _impl_.false_positive_rate_ = value;
+}
+inline void SetFulltext::set_false_positive_rate(double value) {
+  _internal_set_false_positive_rate(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.SetFulltext.false_positive_rate)
+}
+
 // -------------------------------------------------------------------
 
 // UnsetFulltext
@@ -15657,6 +15730,26 @@ inline void SetSkipping::set_skipping_index_type(::greptime::v1::SkippingIndexTy
   // @@protoc_insertion_point(field_set:greptime.v1.SetSkipping.skipping_index_type)
 }
 
+// double false_positive_rate = 5;
+inline void SetSkipping::clear_false_positive_rate() {
+  _impl_.false_positive_rate_ = 0;
+}
+inline double SetSkipping::_internal_false_positive_rate() const {
+  return _impl_.false_positive_rate_;
+}
+inline double SetSkipping::false_positive_rate() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.SetSkipping.false_positive_rate)
+  return _internal_false_positive_rate();
+}
+inline void SetSkipping::_internal_set_false_positive_rate(double value) {
+  
+  _impl_.false_positive_rate_ = value;
+}
+inline void SetSkipping::set_false_positive_rate(double value) {
+  _internal_set_false_positive_rate(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.SetSkipping.false_positive_rate)
+}
+
 // -------------------------------------------------------------------
 
 // UnsetSkipping
diff --git a/go/greptime/v1/ddl.pb.go b/go/greptime/v1/ddl.pb.go
index 2b94e945..0c83e0ab 100644
--- a/go/greptime/v1/ddl.pb.go
+++ b/go/greptime/v1/ddl.pb.go
@@ -2477,6 +2477,10 @@ type SetFulltext struct {
 	Analyzer      Analyzer        `protobuf:"varint,3,opt,name=analyzer,proto3,enum=greptime.v1.Analyzer" json:"analyzer,omitempty"`
 	CaseSensitive bool            `protobuf:"varint,4,opt,name=case_sensitive,json=caseSensitive,proto3" json:"case_sensitive,omitempty"`
 	Backend       FulltextBackend `protobuf:"varint,5,opt,name=backend,proto3,enum=greptime.v1.FulltextBackend" json:"backend,omitempty"`
+	// The granularity for the fulltext index (for bloom backend only).
+	Granularity uint64 `protobuf:"varint,6,opt,name=granularity,proto3" json:"granularity,omitempty"`
+	// The false positive rate for the fulltext index (for bloom backend only).
+	FalsePositiveRate float64 `protobuf:"fixed64,7,opt,name=false_positive_rate,json=falsePositiveRate,proto3" json:"false_positive_rate,omitempty"`
 }
 
 func (x *SetFulltext) Reset() {
@@ -2546,6 +2550,20 @@ func (x *SetFulltext) GetBackend() FulltextBackend {
 	return FulltextBackend_TANTIVY
 }
 
+func (x *SetFulltext) GetGranularity() uint64 {
+	if x != nil {
+		return x.Granularity
+	}
+	return 0
+}
+
+func (x *SetFulltext) GetFalsePositiveRate() float64 {
+	if x != nil {
+		return x.FalsePositiveRate
+	}
+	return 0
+}
+
 type UnsetFulltext struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -2696,6 +2714,7 @@ type SetSkipping struct {
 	Enable            bool              `protobuf:"varint,2,opt,name=enable,proto3" json:"enable,omitempty"`
 	Granularity       uint64            `protobuf:"varint,3,opt,name=granularity,proto3" json:"granularity,omitempty"`
 	SkippingIndexType SkippingIndexType `protobuf:"varint,4,opt,name=skipping_index_type,json=skippingIndexType,proto3,enum=greptime.v1.SkippingIndexType" json:"skipping_index_type,omitempty"`
+	FalsePositiveRate float64           `protobuf:"fixed64,5,opt,name=false_positive_rate,json=falsePositiveRate,proto3" json:"false_positive_rate,omitempty"`
 }
 
 func (x *SetSkipping) Reset() {
@@ -2758,6 +2777,13 @@ func (x *SetSkipping) GetSkippingIndexType() SkippingIndexType {
 	return SkippingIndexType_BLOOM_FILTER
 }
 
+func (x *SetSkipping) GetFalsePositiveRate() float64 {
+	if x != nil {
+		return x.FalsePositiveRate
+	}
+	return 0
+}
+
 type UnsetSkipping struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -3685,7 +3711,7 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
 	0x6f, 0x6c, 0x75, 0x6d, 0x6e, 0x4e, 0x61, 0x6d, 0x65, 0x22, 0x24, 0x0a, 0x0c, 0x4c, 0x6f, 0x63,
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 	0x1f, 0x0a, 0x0b, 0x63, 0x6f, 0x6c, 0x75, 0x6d, 0x6e, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01,
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@@ -3698,126 +3724,135 @@ var file_greptime_v1_ddl_proto_rawDesc = []byte{
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+	0x33,
 }
 
 var (
diff --git a/java/src/main/java/io/greptime/v1/Ddl.java b/java/src/main/java/io/greptime/v1/Ddl.java
index 1f7c1b58..794c34d4 100644
--- a/java/src/main/java/io/greptime/v1/Ddl.java
+++ b/java/src/main/java/io/greptime/v1/Ddl.java
@@ -33920,6 +33920,26 @@ public interface SetFulltextOrBuilder extends
      * @return The backend.
      */
     io.greptime.v1.Ddl.FulltextBackend getBackend();
+
+    /**
+     * <pre>
+     * The granularity for the fulltext index (for bloom backend only).
+     * </pre>
+     *
+     * <code>uint64 granularity = 6;</code>
+     * @return The granularity.
+     */
+    long getGranularity();
+
+    /**
+     * <pre>
+     * The false positive rate for the fulltext index (for bloom backend only).
+     * </pre>
+     *
+     * <code>double false_positive_rate = 7;</code>
+     * @return The falsePositiveRate.
+     */
+    double getFalsePositiveRate();
   }
   /**
    * Protobuf type {@code greptime.v1.SetFulltext}
@@ -33997,6 +34017,16 @@ private SetFulltext(
               backend_ = rawValue;
               break;
             }
+            case 48: {
+
+              granularity_ = input.readUInt64();
+              break;
+            }
+            case 57: {
+
+              falsePositiveRate_ = input.readDouble();
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -34129,6 +34159,36 @@ public boolean getCaseSensitive() {
       return result == null ? io.greptime.v1.Ddl.FulltextBackend.UNRECOGNIZED : result;
     }
 
+    public static final int GRANULARITY_FIELD_NUMBER = 6;
+    private long granularity_;
+    /**
+     * <pre>
+     * The granularity for the fulltext index (for bloom backend only).
+     * </pre>
+     *
+     * <code>uint64 granularity = 6;</code>
+     * @return The granularity.
+     */
+    @java.lang.Override
+    public long getGranularity() {
+      return granularity_;
+    }
+
+    public static final int FALSE_POSITIVE_RATE_FIELD_NUMBER = 7;
+    private double falsePositiveRate_;
+    /**
+     * <pre>
+     * The false positive rate for the fulltext index (for bloom backend only).
+     * </pre>
+     *
+     * <code>double false_positive_rate = 7;</code>
+     * @return The falsePositiveRate.
+     */
+    @java.lang.Override
+    public double getFalsePositiveRate() {
+      return falsePositiveRate_;
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -34158,6 +34218,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (backend_ != io.greptime.v1.Ddl.FulltextBackend.TANTIVY.getNumber()) {
         output.writeEnum(5, backend_);
       }
+      if (granularity_ != 0L) {
+        output.writeUInt64(6, granularity_);
+      }
+      if (java.lang.Double.doubleToRawLongBits(falsePositiveRate_) != 0) {
+        output.writeDouble(7, falsePositiveRate_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -34186,6 +34252,14 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeEnumSize(5, backend_);
       }
+      if (granularity_ != 0L) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeUInt64Size(6, granularity_);
+      }
+      if (java.lang.Double.doubleToRawLongBits(falsePositiveRate_) != 0) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeDoubleSize(7, falsePositiveRate_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -34209,6 +34283,11 @@ public boolean equals(final java.lang.Object obj) {
       if (getCaseSensitive()
           != other.getCaseSensitive()) return false;
       if (backend_ != other.backend_) return false;
+      if (getGranularity()
+          != other.getGranularity()) return false;
+      if (java.lang.Double.doubleToLongBits(getFalsePositiveRate())
+          != java.lang.Double.doubleToLongBits(
+              other.getFalsePositiveRate())) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -34232,6 +34311,12 @@ public int hashCode() {
           getCaseSensitive());
       hash = (37 * hash) + BACKEND_FIELD_NUMBER;
       hash = (53 * hash) + backend_;
+      hash = (37 * hash) + GRANULARITY_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
+          getGranularity());
+      hash = (37 * hash) + FALSE_POSITIVE_RATE_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
+          java.lang.Double.doubleToLongBits(getFalsePositiveRate()));
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -34375,6 +34460,10 @@ public Builder clear() {
 
         backend_ = 0;
 
+        granularity_ = 0L;
+
+        falsePositiveRate_ = 0D;
+
         return this;
       }
 
@@ -34406,6 +34495,8 @@ public io.greptime.v1.Ddl.SetFulltext buildPartial() {
         result.analyzer_ = analyzer_;
         result.caseSensitive_ = caseSensitive_;
         result.backend_ = backend_;
+        result.granularity_ = granularity_;
+        result.falsePositiveRate_ = falsePositiveRate_;
         onBuilt();
         return result;
       }
@@ -34470,6 +34561,12 @@ public Builder mergeFrom(io.greptime.v1.Ddl.SetFulltext other) {
         if (other.backend_ != 0) {
           setBackendValue(other.getBackendValue());
         }
+        if (other.getGranularity() != 0L) {
+          setGranularity(other.getGranularity());
+        }
+        if (other.getFalsePositiveRate() != 0D) {
+          setFalsePositiveRate(other.getFalsePositiveRate());
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -34744,6 +34841,92 @@ public Builder clearBackend() {
         onChanged();
         return this;
       }
+
+      private long granularity_ ;
+      /**
+       * <pre>
+       * The granularity for the fulltext index (for bloom backend only).
+       * </pre>
+       *
+       * <code>uint64 granularity = 6;</code>
+       * @return The granularity.
+       */
+      @java.lang.Override
+      public long getGranularity() {
+        return granularity_;
+      }
+      /**
+       * <pre>
+       * The granularity for the fulltext index (for bloom backend only).
+       * </pre>
+       *
+       * <code>uint64 granularity = 6;</code>
+       * @param value The granularity to set.
+       * @return This builder for chaining.
+       */
+      public Builder setGranularity(long value) {
+        
+        granularity_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <pre>
+       * The granularity for the fulltext index (for bloom backend only).
+       * </pre>
+       *
+       * <code>uint64 granularity = 6;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearGranularity() {
+        
+        granularity_ = 0L;
+        onChanged();
+        return this;
+      }
+
+      private double falsePositiveRate_ ;
+      /**
+       * <pre>
+       * The false positive rate for the fulltext index (for bloom backend only).
+       * </pre>
+       *
+       * <code>double false_positive_rate = 7;</code>
+       * @return The falsePositiveRate.
+       */
+      @java.lang.Override
+      public double getFalsePositiveRate() {
+        return falsePositiveRate_;
+      }
+      /**
+       * <pre>
+       * The false positive rate for the fulltext index (for bloom backend only).
+       * </pre>
+       *
+       * <code>double false_positive_rate = 7;</code>
+       * @param value The falsePositiveRate to set.
+       * @return This builder for chaining.
+       */
+      public Builder setFalsePositiveRate(double value) {
+        
+        falsePositiveRate_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <pre>
+       * The false positive rate for the fulltext index (for bloom backend only).
+       * </pre>
+       *
+       * <code>double false_positive_rate = 7;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearFalsePositiveRate() {
+        
+        falsePositiveRate_ = 0D;
+        onChanged();
+        return this;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -36545,6 +36728,12 @@ public interface SetSkippingOrBuilder extends
      * @return The skippingIndexType.
      */
     io.greptime.v1.Ddl.SkippingIndexType getSkippingIndexType();
+
+    /**
+     * <code>double false_positive_rate = 5;</code>
+     * @return The falsePositiveRate.
+     */
+    double getFalsePositiveRate();
   }
   /**
    * Protobuf type {@code greptime.v1.SetSkipping}
@@ -36615,6 +36804,11 @@ private SetSkipping(
               skippingIndexType_ = rawValue;
               break;
             }
+            case 41: {
+
+              falsePositiveRate_ = input.readDouble();
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -36728,6 +36922,17 @@ public long getGranularity() {
       return result == null ? io.greptime.v1.Ddl.SkippingIndexType.UNRECOGNIZED : result;
     }
 
+    public static final int FALSE_POSITIVE_RATE_FIELD_NUMBER = 5;
+    private double falsePositiveRate_;
+    /**
+     * <code>double false_positive_rate = 5;</code>
+     * @return The falsePositiveRate.
+     */
+    @java.lang.Override
+    public double getFalsePositiveRate() {
+      return falsePositiveRate_;
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -36754,6 +36959,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (skippingIndexType_ != io.greptime.v1.Ddl.SkippingIndexType.BLOOM_FILTER.getNumber()) {
         output.writeEnum(4, skippingIndexType_);
       }
+      if (java.lang.Double.doubleToRawLongBits(falsePositiveRate_) != 0) {
+        output.writeDouble(5, falsePositiveRate_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -36778,6 +36986,10 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeEnumSize(4, skippingIndexType_);
       }
+      if (java.lang.Double.doubleToRawLongBits(falsePositiveRate_) != 0) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeDoubleSize(5, falsePositiveRate_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -36800,6 +37012,9 @@ public boolean equals(final java.lang.Object obj) {
       if (getGranularity()
           != other.getGranularity()) return false;
       if (skippingIndexType_ != other.skippingIndexType_) return false;
+      if (java.lang.Double.doubleToLongBits(getFalsePositiveRate())
+          != java.lang.Double.doubleToLongBits(
+              other.getFalsePositiveRate())) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -36821,6 +37036,9 @@ public int hashCode() {
           getGranularity());
       hash = (37 * hash) + SKIPPING_INDEX_TYPE_FIELD_NUMBER;
       hash = (53 * hash) + skippingIndexType_;
+      hash = (37 * hash) + FALSE_POSITIVE_RATE_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
+          java.lang.Double.doubleToLongBits(getFalsePositiveRate()));
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -36962,6 +37180,8 @@ public Builder clear() {
 
         skippingIndexType_ = 0;
 
+        falsePositiveRate_ = 0D;
+
         return this;
       }
 
@@ -36992,6 +37212,7 @@ public io.greptime.v1.Ddl.SetSkipping buildPartial() {
         result.enable_ = enable_;
         result.granularity_ = granularity_;
         result.skippingIndexType_ = skippingIndexType_;
+        result.falsePositiveRate_ = falsePositiveRate_;
         onBuilt();
         return result;
       }
@@ -37053,6 +37274,9 @@ public Builder mergeFrom(io.greptime.v1.Ddl.SetSkipping other) {
         if (other.skippingIndexType_ != 0) {
           setSkippingIndexTypeValue(other.getSkippingIndexTypeValue());
         }
+        if (other.getFalsePositiveRate() != 0D) {
+          setFalsePositiveRate(other.getFalsePositiveRate());
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -37273,6 +37497,37 @@ public Builder clearSkippingIndexType() {
         onChanged();
         return this;
       }
+
+      private double falsePositiveRate_ ;
+      /**
+       * <code>double false_positive_rate = 5;</code>
+       * @return The falsePositiveRate.
+       */
+      @java.lang.Override
+      public double getFalsePositiveRate() {
+        return falsePositiveRate_;
+      }
+      /**
+       * <code>double false_positive_rate = 5;</code>
+       * @param value The falsePositiveRate to set.
+       * @return This builder for chaining.
+       */
+      public Builder setFalsePositiveRate(double value) {
+        
+        falsePositiveRate_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>double false_positive_rate = 5;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearFalsePositiveRate() {
+        
+        falsePositiveRate_ = 0D;
+        onChanged();
+        return this;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -45828,49 +46083,51 @@ public io.greptime.v1.Ddl.DropTriggerExpr getDefaultInstanceForType() {
       "lumnLocation\022B\n\rlocation_type\030\001 \001(\0162+.gr" +
       "eptime.v1.AddColumnLocation.LocationType" +
       "\022\031\n\021after_column_name\030\002 \001(\t\"$\n\014LocationT" +
-      "ype\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\242\001\n\013SetFulltex" +
+      "ype\022\t\n\005FIRST\020\000\022\t\n\005AFTER\020\001\"\324\001\n\013SetFulltex" +
       "t\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\'" +
       "\n\010analyzer\030\003 \001(\0162\025.greptime.v1.Analyzer\022" +
       "\026\n\016case_sensitive\030\004 \001(\010\022-\n\007backend\030\005 \001(\016" +
-      "2\034.greptime.v1.FulltextBackend\"$\n\rUnsetF" +
-      "ulltext\022\023\n\013column_name\030\001 \001(\t\"\"\n\013SetInver" +
-      "ted\022\023\n\013column_name\030\001 \001(\t\"$\n\rUnsetInverte" +
-      "d\022\023\n\013column_name\030\001 \001(\t\"\204\001\n\013SetSkipping\022\023" +
-      "\n\013column_name\030\001 \001(\t\022\016\n\006enable\030\002 \001(\010\022\023\n\013g" +
-      "ranularity\030\003 \001(\004\022;\n\023skipping_index_type\030" +
-      "\004 \001(\0162\036.greptime.v1.SkippingIndexType\"$\n" +
-      "\rUnsetSkipping\022\023\n\013column_name\030\001 \001(\t\"\314\001\n\021" +
-      "AlterDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022" +
-      "\023\n\013schema_name\030\002 \001(\t\022?\n\024set_database_opt" +
-      "ions\030\003 \001(\0132\037.greptime.v1.SetDatabaseOpti" +
-      "onsH\000\022C\n\026unset_database_options\030\004 \001(\0132!." +
-      "greptime.v1.UnsetDatabaseOptionsH\000B\006\n\004ki" +
-      "nd\"G\n\022SetDatabaseOptions\0221\n\024set_database" +
-      "_options\030\001 \003(\0132\023.greptime.v1.Option\"$\n\024U" +
-      "nsetDatabaseOptions\022\014\n\004keys\030\001 \003(\t\"\217\003\n\021Cr" +
-      "eateTriggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n" +
-      "\014trigger_name\030\002 \001(\t\022\034\n\024create_if_not_exi" +
-      "sts\030\003 \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030\005 \003(\013" +
-      "2\032.greptime.v1.NotifyChannel\022:\n\006labels\030\006" +
-      " \003(\0132*.greptime.v1.CreateTriggerExpr.Lab" +
-      "elsEntry\022D\n\013annotations\030\007 \003(\0132/.greptime" +
-      ".v1.CreateTriggerExpr.AnnotationsEntry\022\020" +
-      "\n\010interval\030\010 \001(\004\032-\n\013LabelsEntry\022\013\n\003key\030\001" +
-      " \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0322\n\020AnnotationsEn" +
-      "try\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"]\n\rN" +
-      "otifyChannel\022\014\n\004name\030\001 \001(\t\022.\n\007webhook\030\002 " +
-      "\001(\0132\033.greptime.v1.WebhookOptionsH\000B\016\n\014ch" +
-      "annel_type\"\177\n\016WebhookOptions\022\013\n\003url\030\001 \001(" +
-      "\t\0223\n\004opts\030\002 \003(\0132%.greptime.v1.WebhookOpt" +
-      "ions.OptsEntry\032+\n\tOptsEntry\022\013\n\003key\030\001 \001(\t" +
-      "\022\r\n\005value\030\002 \001(\t:\0028\001\"U\n\017DropTriggerExpr\022\024" +
-      "\n\014catalog_name\030\001 \001(\t\022\024\n\014trigger_name\030\002 \001" +
-      "(\t\022\026\n\016drop_if_exists\030\003 \001(\010*$\n\010Analyzer\022\013" +
-      "\n\007ENGLISH\020\000\022\013\n\007CHINESE\020\001*)\n\017FulltextBack" +
-      "end\022\013\n\007TANTIVY\020\000\022\t\n\005BLOOM\020\001*%\n\021SkippingI" +
-      "ndexType\022\020\n\014BLOOM_FILTER\020\000BL\n\016io.greptim" +
-      "e.v1B\003DdlZ5github.com/GreptimeTeam/grept" +
-      "ime-proto/go/greptime/v1b\006proto3"
+      "2\034.greptime.v1.FulltextBackend\022\023\n\013granul" +
+      "arity\030\006 \001(\004\022\033\n\023false_positive_rate\030\007 \001(\001" +
+      "\"$\n\rUnsetFulltext\022\023\n\013column_name\030\001 \001(\t\"\"" +
+      "\n\013SetInverted\022\023\n\013column_name\030\001 \001(\t\"$\n\rUn" +
+      "setInverted\022\023\n\013column_name\030\001 \001(\t\"\241\001\n\013Set" +
+      "Skipping\022\023\n\013column_name\030\001 \001(\t\022\016\n\006enable\030" +
+      "\002 \001(\010\022\023\n\013granularity\030\003 \001(\004\022;\n\023skipping_i" +
+      "ndex_type\030\004 \001(\0162\036.greptime.v1.SkippingIn" +
+      "dexType\022\033\n\023false_positive_rate\030\005 \001(\001\"$\n\r" +
+      "UnsetSkipping\022\023\n\013column_name\030\001 \001(\t\"\314\001\n\021A" +
+      "lterDatabaseExpr\022\024\n\014catalog_name\030\001 \001(\t\022\023" +
+      "\n\013schema_name\030\002 \001(\t\022?\n\024set_database_opti" +
+      "ons\030\003 \001(\0132\037.greptime.v1.SetDatabaseOptio" +
+      "nsH\000\022C\n\026unset_database_options\030\004 \001(\0132!.g" +
+      "reptime.v1.UnsetDatabaseOptionsH\000B\006\n\004kin" +
+      "d\"G\n\022SetDatabaseOptions\0221\n\024set_database_" +
+      "options\030\001 \003(\0132\023.greptime.v1.Option\"$\n\024Un" +
+      "setDatabaseOptions\022\014\n\004keys\030\001 \003(\t\"\217\003\n\021Cre" +
+      "ateTriggerExpr\022\024\n\014catalog_name\030\001 \001(\t\022\024\n\014" +
+      "trigger_name\030\002 \001(\t\022\034\n\024create_if_not_exis" +
+      "ts\030\003 \001(\010\022\013\n\003sql\030\004 \001(\t\022,\n\010channels\030\005 \003(\0132" +
+      "\032.greptime.v1.NotifyChannel\022:\n\006labels\030\006 " +
+      "\003(\0132*.greptime.v1.CreateTriggerExpr.Labe" +
+      "lsEntry\022D\n\013annotations\030\007 \003(\0132/.greptime." +
+      "v1.CreateTriggerExpr.AnnotationsEntry\022\020\n" +
+      "\010interval\030\010 \001(\004\032-\n\013LabelsEntry\022\013\n\003key\030\001 " +
+      "\001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\0322\n\020AnnotationsEnt" +
+      "ry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"]\n\rNo" +
+      "tifyChannel\022\014\n\004name\030\001 \001(\t\022.\n\007webhook\030\002 \001" +
+      "(\0132\033.greptime.v1.WebhookOptionsH\000B\016\n\014cha" +
+      "nnel_type\"\177\n\016WebhookOptions\022\013\n\003url\030\001 \001(\t" +
+      "\0223\n\004opts\030\002 \003(\0132%.greptime.v1.WebhookOpti" +
+      "ons.OptsEntry\032+\n\tOptsEntry\022\013\n\003key\030\001 \001(\t\022" +
+      "\r\n\005value\030\002 \001(\t:\0028\001\"U\n\017DropTriggerExpr\022\024\n" +
+      "\014catalog_name\030\001 \001(\t\022\024\n\014trigger_name\030\002 \001(" +
+      "\t\022\026\n\016drop_if_exists\030\003 \001(\010*$\n\010Analyzer\022\013\n" +
+      "\007ENGLISH\020\000\022\013\n\007CHINESE\020\001*)\n\017FulltextBacke" +
+      "nd\022\013\n\007TANTIVY\020\000\022\t\n\005BLOOM\020\001*%\n\021SkippingIn" +
+      "dexType\022\020\n\014BLOOM_FILTER\020\000BL\n\016io.greptime" +
+      ".v1B\003DdlZ5github.com/GreptimeTeam/grepti" +
+      "me-proto/go/greptime/v1b\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -46074,7 +46331,7 @@ public io.greptime.v1.Ddl.DropTriggerExpr getDefaultInstanceForType() {
     internal_static_greptime_v1_SetFulltext_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_SetFulltext_descriptor,
-        new java.lang.String[] { "ColumnName", "Enable", "Analyzer", "CaseSensitive", "Backend", });
+        new java.lang.String[] { "ColumnName", "Enable", "Analyzer", "CaseSensitive", "Backend", "Granularity", "FalsePositiveRate", });
     internal_static_greptime_v1_UnsetFulltext_descriptor =
       getDescriptor().getMessageTypes().get(30);
     internal_static_greptime_v1_UnsetFulltext_fieldAccessorTable = new
@@ -46098,7 +46355,7 @@ public io.greptime.v1.Ddl.DropTriggerExpr getDefaultInstanceForType() {
     internal_static_greptime_v1_SetSkipping_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_SetSkipping_descriptor,
-        new java.lang.String[] { "ColumnName", "Enable", "Granularity", "SkippingIndexType", });
+        new java.lang.String[] { "ColumnName", "Enable", "Granularity", "SkippingIndexType", "FalsePositiveRate", });
     internal_static_greptime_v1_UnsetSkipping_descriptor =
       getDescriptor().getMessageTypes().get(34);
     internal_static_greptime_v1_UnsetSkipping_fieldAccessorTable = new
diff --git a/proto/greptime/v1/ddl.proto b/proto/greptime/v1/ddl.proto
index ffd97b31..1cb6f300 100644
--- a/proto/greptime/v1/ddl.proto
+++ b/proto/greptime/v1/ddl.proto
@@ -251,6 +251,10 @@ message SetFulltext {
     Analyzer analyzer = 3;
     bool case_sensitive = 4;
     FulltextBackend backend = 5;
+    // The granularity for the fulltext index (for bloom backend only).
+    uint64 granularity = 6;
+    // The false positive rate for the fulltext index (for bloom backend only).
+    double false_positive_rate = 7;
 }
 
 message UnsetFulltext {
@@ -274,6 +278,7 @@ message SetSkipping {
     bool enable = 2;
     uint64 granularity = 3;
     SkippingIndexType skipping_index_type = 4;
+    double false_positive_rate = 5;
 }
 
 message UnsetSkipping {