From ef54bfb7872ec7372508fab4a23f4d6756cbf4a9 Mon Sep 17 00:00:00 2001
From: Xiaoyu Wang <xiaoyuwang@taosdata.com>
Date: Thu, 21 Jul 2022 20:39:01 +0800
Subject: [PATCH] fix: the problem of data loss when interval is used for outer
 query

---
 source/libs/planner/src/planLogicCreater.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/libs/planner/src/planLogicCreater.c b/source/libs/planner/src/planLogicCreater.c
index 7f69e77299..0bd0e87194 100644
--- a/source/libs/planner/src/planLogicCreater.c
+++ b/source/libs/planner/src/planLogicCreater.c
@@ -1393,7 +1393,9 @@ static int32_t adjustScanDataRequirement(SScanLogicNode* pScan, EDataOrderLevel
   if (requirement <= pScan->node.resultDataOrder) {
     return TSDB_CODE_SUCCESS;
   }
-  pScan->scanType = SCAN_TYPE_TABLE_MERGE;
+  if (TSDB_SUPER_TABLE == pScan->tableType) {
+    pScan->scanType = SCAN_TYPE_TABLE_MERGE;
+  }
   pScan->node.resultDataOrder = requirement;
   return TSDB_CODE_SUCCESS;
 }