From cd61bf182e5b7d6362e0842a27a6ad576cc8b131 Mon Sep 17 00:00:00 2001
From: DengzhiLiu <dengzhiliu@gmail.com>
Date: Tue, 21 Nov 2023 11:44:39 +0000
Subject: [PATCH] Clear evaluate flag in multiple merge

---
 src/storage/access/ob_multiple_merge.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/storage/access/ob_multiple_merge.cpp b/src/storage/access/ob_multiple_merge.cpp
index 4ec8509300..c9667fa31c 100644
--- a/src/storage/access/ob_multiple_merge.cpp
+++ b/src/storage/access/ob_multiple_merge.cpp
@@ -380,6 +380,9 @@ int ObMultipleMerge::get_next_row(ObDatumRow *&row)
 int ObMultipleMerge::get_next_rows(int64_t &count, int64_t capacity)
 {
   int ret = OB_SUCCESS;
+  if (OB_NOT_NULL(access_param_->get_op())) {
+    access_param_->get_op()->clear_evaluated_flag();
+  }
   count = 0;
   if (access_param_->iter_param_.enable_pd_aggregate()) {
     ObDatumRow *row = nullptr;
@@ -408,6 +411,9 @@ int ObMultipleMerge::get_next_rows(int64_t &count, int64_t capacity)
   } else {
     ret = get_next_normal_rows(count, capacity);
   }
+  if (OB_NOT_NULL(access_param_->get_op())) {
+    access_param_->get_op()->clear_evaluated_flag();
+  }
   return ret;
 }