From 0bdabe6a10d31b0a326b13b3b2d2e1262aa2a493 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Sat, 7 May 2022 23:49:29 +0800
Subject: [PATCH] fix(query): fix invalid extraction of column id.

---
 source/libs/executor/src/scanoperator.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 2b94c5fdce..8a38a2e90b 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -617,8 +617,9 @@ SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, SSDataBlock*
 
   SArray* pColIds = taosArrayInit(4, sizeof(int16_t));
   for (int32_t i = 0; i < numOfOutput; ++i) {
-    int16_t* id = taosArrayGet(pColList, i);
-    taosArrayPush(pColIds, id);
+    SColMatchInfo* id = taosArrayGet(pColList, i);
+    int16_t colId = id->colId;
+    taosArrayPush(pColIds, &colId);
   }
 
   pInfo->pColMatchInfo = pColList;
-- 
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