From 4c2896236f0a1065a7d7cbf51400fba4aee65685 Mon Sep 17 00:00:00 2001
From: slzhou <shenglian_zhou@163.com>
Date: Mon, 17 Oct 2022 14:34:34 +0800
Subject: [PATCH] fix: reserve enough capacity for inter/final result block
 when performing scalar calculation of fill operator

---
 source/libs/executor/src/executorimpl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index e59755787a..64f09cf766 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -2816,6 +2816,8 @@ static SSDataBlock* doFillImpl(SOperatorInfo* pOperator) {
       blockDataUpdateTsWindow(pBlock, pInfo->primarySrcSlotId);
 
       blockDataCleanup(pInfo->pRes);
+      blockDataEnsureCapacity(pInfo->pRes, pBlock->info.rows);
+      blockDataEnsureCapacity(pInfo->pFinalRes, pBlock->info.rows);
       doApplyScalarCalculation(pOperator, pBlock, order, scanFlag);
 
       if (pInfo->curGroupId == 0 || pInfo->curGroupId == pInfo->pRes->info.groupId) {