diff --git a/source/dnode/mnode/impl/inc/mndStb.h b/source/dnode/mnode/impl/inc/mndStb.h
index 99af413539b850eb4f62808fdf7899ab679933f0..db960d790f708e76ce2921f4ad6b6fefba82e441 100644
--- a/source/dnode/mnode/impl/inc/mndStb.h
+++ b/source/dnode/mnode/impl/inc/mndStb.h
@@ -39,6 +39,7 @@ int32_t mndBuildSMCreateStbRsp(SMnode *pMnode, char *dbFName, char *stbFName, vo
 
 void mndExtractDbNameFromStbFullName(const char *stbFullName, char *dst);
 void mndExtractShortDbNameFromStbFullName(const char *stbFullName, char *dst);
+void mndExtractShortDbNameFromDbFullName(const char *stbFullName, char *dst);
 void mndExtractTbNameFromStbFullName(const char *stbFullName, char *dst, int32_t dstSize);
 
 const char *mndGetStbStr(const char *src);
diff --git a/source/dnode/mnode/impl/src/mndStb.c b/source/dnode/mnode/impl/src/mndStb.c
index 162e75d783112b86196f6261f023d8dcb15e5f84..f146e5189eaf04f2b9da4711abd70f9c32847d78 100644
--- a/source/dnode/mnode/impl/src/mndStb.c
+++ b/source/dnode/mnode/impl/src/mndStb.c
@@ -2495,12 +2495,14 @@ static int32_t mndProcessTableCfgReq(SRpcMsg *pReq) {
     goto _OVER;
   }
 
-  if (0 == strcmp(cfgReq.dbFName, TSDB_INFORMATION_SCHEMA_DB)) {
+  char dbName[TSDB_DB_NAME_LEN] = {0};
+  mndExtractShortDbNameFromDbFullName(cfgReq.dbFName, dbName);
+  if (0 == strcmp(dbName, TSDB_INFORMATION_SCHEMA_DB)) {
     mInfo("information_schema table:%s.%s, start to retrieve cfg", cfgReq.dbFName, cfgReq.tbName);
     if (mndBuildInsTableCfg(pMnode, cfgReq.dbFName, cfgReq.tbName, &cfgRsp) != 0) {
       goto _OVER;
     }
-  } else if (0 == strcmp(cfgReq.dbFName, TSDB_PERFORMANCE_SCHEMA_DB)) {
+  } else if (0 == strcmp(dbName, TSDB_PERFORMANCE_SCHEMA_DB)) {
     mInfo("performance_schema table:%s.%s, start to retrieve cfg", cfgReq.dbFName, cfgReq.tbName);
     if (mndBuildPerfsTableCfg(pMnode, cfgReq.dbFName, cfgReq.tbName, &cfgRsp) != 0) {
       goto _OVER;
@@ -2669,6 +2671,13 @@ void mndExtractShortDbNameFromStbFullName(const char *stbFullName, char *dst) {
   tNameGetDbName(&name, dst);
 }
 
+void mndExtractShortDbNameFromDbFullName(const char *stbFullName, char *dst) {
+  SName name = {0};
+  tNameFromString(&name, stbFullName, T_NAME_ACCT | T_NAME_DB);
+
+  tNameGetDbName(&name, dst);
+}
+
 void mndExtractTbNameFromStbFullName(const char *stbFullName, char *dst, int32_t dstSize) {
   int32_t pos = -1;
   int32_t num = 0;
diff --git a/source/libs/catalog/src/ctgAsync.c b/source/libs/catalog/src/ctgAsync.c
index 562343c9c70b4b8a38c866069e897535c5fdfddd..784126eee941a4c9cd0af7898a58e1b6d5d4648b 100644
--- a/source/libs/catalog/src/ctgAsync.c
+++ b/source/libs/catalog/src/ctgAsync.c
@@ -2090,7 +2090,7 @@ int32_t ctgLaunchGetTbCfgTask(SCtgTask* pTask) {
   }
 
   CTG_CACHE_NHIT_INC(CTG_CI_TBL_CFG, 1);
-  
+
   if (pCtx->tbType <= 0) {
     CTG_ERR_JRET(ctgReadTbTypeFromCache(pCtg, dbFName, pCtx->pName->tname, &pCtx->tbType));
     if (pCtx->tbType <= 0) {
@@ -2102,7 +2102,7 @@ int32_t ctgLaunchGetTbCfgTask(SCtgTask* pTask) {
     }
   }
 
-  if (TSDB_SUPER_TABLE == pCtx->tbType) {
+  if (TSDB_SUPER_TABLE == pCtx->tbType || TSDB_SYSTEM_TABLE == pCtx->tbType) {
     CTG_ERR_JRET(ctgGetTableCfgFromMnode(pCtg, pConn, pCtx->pName, NULL, pTask));
   } else {
     if (NULL == pCtx->pVgInfo) {