From ac5c7a65089f86fadcf4769d312e3b12cbcdb4df Mon Sep 17 00:00:00 2001
From: yinyj17 <yinyijun92@gmail.com>
Date: Tue, 18 Jul 2023 14:12:15 +0000
Subject: [PATCH] fix rollup one row info bug

---
 src/sql/optimizer/ob_log_group_by.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/sql/optimizer/ob_log_group_by.cpp b/src/sql/optimizer/ob_log_group_by.cpp
index 43a153ab8d..888ca151b9 100644
--- a/src/sql/optimizer/ob_log_group_by.cpp
+++ b/src/sql/optimizer/ob_log_group_by.cpp
@@ -708,6 +708,8 @@ int ObLogGroupBy::compute_one_row_info()
   int ret = OB_SUCCESS;
   if (group_exprs_.empty() && rollup_exprs_.empty()) {
     set_is_at_most_one_row(true);
+  } else if (has_rollup()) {
+    set_is_at_most_one_row(false);
   } else if (OB_FAIL(ObLogicalOperator::compute_one_row_info())) {
     LOG_WARN("failed to compute one row info", K(ret));
   } else { /*do nothing*/ }