fix: refresh sys db vgroups after creating database

source/client/src/clientMsgHandler.c

@@ -163,6 +163,22 @@ int32_t processCreateDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
   taosMemoryFree(pMsg->pEpSet);
   if (code != TSDB_CODE_SUCCESS) {
     setErrno(pRequest, code);
+  } else {
+    struct SCatalog* pCatalog = NULL;
+    int32_t          code = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
+    if (TSDB_CODE_SUCCESS == code) {
+      STscObj*             pTscObj = pRequest->pTscObj;
+
+      SRequestConnInfo conn = {.pTrans = pTscObj->pAppInfo->pTransporter,
+                               .requestId = pRequest->requestId,
+                               .requestObjRefId = pRequest->self,
+                               .mgmtEps = getEpSet_s(&pTscObj->pAppInfo->mgmtEp)};
+      char dbFName[TSDB_DB_FNAME_LEN];
+      snprintf(dbFName, sizeof(dbFName) - 1, "%d.%s", pTscObj->acctId, TSDB_INFORMATION_SCHEMA_DB);
+      catalogRefreshDBVgInfo(pCatalog, &conn, dbFName);
+      snprintf(dbFName, sizeof(dbFName) - 1, "%d.%s", pTscObj->acctId, TSDB_PERFORMANCE_SCHEMA_DB);
+      catalogRefreshDBVgInfo(pCatalog, &conn, dbFName);
+    }  
   }
 
   if (pRequest->body.queryFp) {

tests/script/tsim/catalog/alterInCurrent.sim

@@ -67,4 +67,19 @@ sql insert into t1 values (1591060628000, 1);
 sql alter table st1 drop tag t2;
 sql create table t2 using st1 tags(2);
 
+print ======== drop tag in super table
+sql create database if not exists aaa;
+sql select table_name, db_name from information_schema.ins_tables t where t.db_name like 'aaa';
+if $rows != 0 then
+  return -1
+endi
+sql drop database if exists foo;
+sql create database if not exists foo;
+sql create table foo.t(ts timestamp,name varchar(20));
+sql create table foo.xt(ts timestamp,name varchar(20));
+sql select table_name, db_name from information_schema.ins_tables t where t.db_name like 'foo';
+if $rows != 2 then
+  return -1
+endi
+
 system sh/exec.sh -n dnode1 -s stop -x SIGINT