diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index 5e3259c8fb78b69a4b6b97dcfdfac845eca4d2cc..bf1dc091c61edf2f40f938d74aba242d2ac5fec6 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -977,26 +977,6 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
     .sprocessFunc = timezoneFunction,
     .finalizeFunc = NULL
   },
-  // {
-  //   .name = "_rowts",
-  //   .type = FUNCTION_TYPE_ROWTS,
-  //   .classification = FUNC_MGT_PSEUDO_COLUMN_FUNC,
-  //   .translateFunc = translateTimePseudoColumn,
-  //   .getEnvFunc   = getTimePseudoFuncEnv,
-  //   .initFunc     = NULL,
-  //   .sprocessFunc = NULL,
-  //   .finalizeFunc = NULL
-  // },
-  // {
-  //   .name = "_c0",
-  //   .type = FUNCTION_TYPE_ROWTS,
-  //   .classification = FUNC_MGT_PSEUDO_COLUMN_FUNC,
-  //   .translateFunc = translateTimePseudoColumn,
-  //   .getEnvFunc   = getTimePseudoFuncEnv,
-  //   .initFunc     = NULL,
-  //   .sprocessFunc = NULL,
-  //   .finalizeFunc = NULL
-  // },
   {
     .name = "tbname",
     .type = FUNCTION_TYPE_TBNAME,
diff --git a/tests/script/tsim/db/alter_option.sim b/tests/script/tsim/db/alter_option.sim
index 40882306c8aaf6477dc91c13b632a2cb9f8605e1..aeb04293f2d5df29a07e629d32df3d96cb5d16b1 100644
--- a/tests/script/tsim/db/alter_option.sim
+++ b/tests/script/tsim/db/alter_option.sim
@@ -66,7 +66,7 @@ print ============= create database
 #  | REPLICA value      [1 | 3]
 #  | WAL value          [1 | 2]
 
-sql create database db CACHELAST 3 COMP 0 DAYS 345600 FSYNC 1000 MAXROWS 8000 MINROWS 10 KEEP 1440000 PRECISION 'ns' REPLICA 3 WAL 2 VGROUPS 6 SINGLE_STABLE 1
+sql create database db CACHELAST 3 COMP 0 DAYS 240 FSYNC 1000 MAXROWS 8000 MINROWS 10 KEEP 1000 PRECISION 'ns' REPLICA 3 WAL 2 VGROUPS 6 SINGLE_STABLE 1
 sql show databases
 print rows: $rows
 print $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
@@ -229,7 +229,7 @@ sql_error alter database db days 0
 sql_error alter database db days 14400  # set over than keep
 
 print ============== modify keep
-sql alter database db keep 3456000
+sql alter database db keep 2400
 sql show databases
 print keep $data7_db
 if $data7_db != 3456000,3456000,3456000 then