diff --git a/src/inc/sql.y b/src/inc/sql.y
index 453485b0d9860ce1d4fbef9f19ac64dba09a9799..0fb7f6ef600c809837a63ac1037d2e9278b14579 100644
--- a/src/inc/sql.y
+++ b/src/inc/sql.y
@@ -218,7 +218,7 @@ comp(Y)    ::= COMP INTEGER(X).               { Y = X; }
 prec(Y)    ::= PRECISION STRING(X).           { Y = X; }
 
 %type db_optr {SCreateDBInfo}
-db_optr    ::= . {}
+db_optr(Y) ::= . {memset(&Y, 0, sizeof(SCreateDBInfo));}
 db_optr(Y) ::= db_optr(Z) tables(X).         { Y = Z; Y.tablesPerVnode = strtol(X.z, NULL, 10); }
 db_optr(Y) ::= db_optr(Z) cache(X).          { Y = Z; Y.cacheBlockSize = strtol(X.z, NULL, 10); }
 db_optr(Y) ::= db_optr(Z) replica(X).        { Y = Z; Y.replica = strtol(X.z, NULL, 10); }
diff --git a/src/system/detail/src/vnodeMeter.c b/src/system/detail/src/vnodeMeter.c
index 42353c36a4feb99d33163dbbae015bd15475756a..74d72b4c6788493989e5d934db404a7f982b5bcd 100644
--- a/src/system/detail/src/vnodeMeter.c
+++ b/src/system/detail/src/vnodeMeter.c
@@ -596,7 +596,7 @@ int vnodeInsertPoints(SMeterObj *pObj, char *cont, int contLen, char source, voi
   }
 
   pData = pSubmit->payLoad;
-  code = 0;
+  code = TSDB_CODE_SUCCESS;
 
   TSKEY firstKey = *((TSKEY *)pData);
   TSKEY lastKey = *((TSKEY *)(pData + pObj->bytesPerPoint * (numOfPoints - 1)));
@@ -613,8 +613,7 @@ int vnodeInsertPoints(SMeterObj *pObj, char *cont, int contLen, char source, voi
     goto _over;
   }
   
-  for (i = 0; i < numOfPoints; ++i) {
-    // meter will be dropped, abort current insertion
+  for (i = 0; i < numOfPoints; ++i) { // meter will be dropped, abort current insertion
     if (pObj->state >= TSDB_METER_STATE_DELETING) {
       dWarn("vid:%d sid:%d id:%s, meter is dropped, abort insert, state:%d", pObj->vnode, pObj->sid, pObj->meterId,
             pObj->state);
@@ -656,10 +655,9 @@ int vnodeInsertPoints(SMeterObj *pObj, char *cont, int contLen, char source, voi
   pVnode->version++;
 
   pthread_mutex_unlock(&(pVnode->vmutex));
+  vnodeClearMeterState(pObj, TSDB_METER_STATE_INSERT);
 
 _over:
-  vnodeClearMeterState(pObj, TSDB_METER_STATE_INSERT);
-  
   dTrace("vid:%d sid:%d id:%s, %d out of %d points are inserted, lastKey:%ld source:%d, vnode total storage: %ld",
          pObj->vnode, pObj->sid, pObj->meterId, points, numOfPoints, pObj->lastKey, source,
          pVnode->vnodeStatistic.totalStorage);
diff --git a/src/util/src/sql.c b/src/util/src/sql.c
index f67af9b046cfc9e0050890db6b7c011ddfde102e..2922fd867287efc10335660e427ed00d726d7dfd 100644
--- a/src/util/src/sql.c
+++ b/src/util/src/sql.c
@@ -1934,7 +1934,6 @@ static void yy_reduce(
 /********** Begin reduce actions **********************************************/
         YYMINORTYPE yylhsminor;
       case 0: /* program ::= cmd */
-      case 79: /* db_optr ::= */ yytestcase(yyruleno==79);
 {}
         break;
       case 1: /* cmd ::= SHOW DATABASES */
@@ -2146,6 +2145,9 @@ static void yy_reduce(
       case 78: /* prec ::= PRECISION STRING */ yytestcase(yyruleno==78);
 { yymsp[-1].minor.yy0 = yymsp[0].minor.yy0; }
         break;
+      case 79: /* db_optr ::= */
+{memset(&yymsp[1].minor.yy398, 0, sizeof(SCreateDBInfo));}
+        break;
       case 80: /* db_optr ::= db_optr tables */
       case 94: /* alter_db_optr ::= alter_db_optr tables */ yytestcase(yyruleno==94);
 { yylhsminor.yy398 = yymsp[-1].minor.yy398; yylhsminor.yy398.tablesPerVnode = strtol(yymsp[0].minor.yy0.z, NULL, 10); }