Merge pull request #3796 from taosdata/hotfix/TD-1665

TD-1665

src/query/src/qExecutor.c

@@ -4511,7 +4511,6 @@ int32_t doInitQInfo(SQInfo *pQInfo, STSBuf *pTsBuf, void *tsdb, int32_t vgId, bo
   int32_t code = TSDB_CODE_SUCCESS;
   SQuery *pQuery = pQInfo->runtimeEnv.pQuery;
 
-  pQuery->precision = tsdbGetCfg(tsdb)->precision;
   pRuntimeEnv->topBotQuery = isTopBottomQuery(pQuery);
   pRuntimeEnv->hasTagResults = hasTagValOutput(pQuery);
 
@@ -6323,6 +6322,8 @@ static int32_t initQInfo(SQueryTableMsg *pQueryMsg, void *tsdb, int32_t vgId, SQ
     bool ret = tsBufNextPos(pTSBuf);
     UNUSED(ret);
   }
+  
+  pQuery->precision = tsdbGetCfg(tsdb)->precision;
 
   if ((QUERY_IS_ASC_QUERY(pQuery) && (pQuery->window.skey > pQuery->window.ekey)) ||
       (!QUERY_IS_ASC_QUERY(pQuery) && (pQuery->window.ekey > pQuery->window.skey))) {