From b1a0b834a19e0d6c09f2b9b457bccc5046549e2c Mon Sep 17 00:00:00 2001
From: liuyq-617 <yqliu@taosdata.com>
Date: Thu, 3 Jun 2021 10:03:19 +0000
Subject: [PATCH] [TD-4043]fix bug in session window

---
 src/query/src/qExecutor.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 25e7e446bd..b7512ac1f0 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -1347,7 +1347,7 @@ static void doSessionWindowAggImpl(SOperatorInfo* pOperator, SSWindowOperatorInf
       pInfo->start = j;
     } else if (tsList[j] - pInfo->prevTs <= gap) {
       pInfo->curWindow.ekey = tsList[j];
-      //pInfo->prevTs = tsList[j];
+      pInfo->prevTs = tsList[j];
       pInfo->numOfRows += 1;
       if (j == 0 && pInfo->start != 0) {
         pInfo->numOfRows = 1;
-- 
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