From 45ecc2ba529c7c4fc5a4e276f98c0b2220502843 Mon Sep 17 00:00:00 2001
From: slzhou <shenglian_zhou@163.com>
Date: Wed, 30 Nov 2022 19:52:29 +0800
Subject: [PATCH] fix: no result for table cout scan group by
 dbname,stable_name for systable

---
 source/libs/executor/src/scanoperator.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 98b8d46aae..7bcc2e6a0e 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -3099,6 +3099,10 @@ static SSDataBlock* buildSysDbTableCount(SOperatorInfo* pOperator, STableCountSc
   getPerfDbMeta(NULL, &perfdbTableNum);
 
   if (pSupp->groupByDbName) {
+    if (pSupp->groupByStbName) {
+      setOperatorCompleted(pOperator);
+      return NULL;
+    }
     if (pInfo->currGrpIdx == 0) {
       uint64_t groupId = calcGroupId(TSDB_INFORMATION_SCHEMA_DB, strlen(TSDB_INFORMATION_SCHEMA_DB));
       pRes->info.id.groupId = groupId;
-- 
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