From 00140f1820a18e799f2719026075e3f4420f237f Mon Sep 17 00:00:00 2001
From: obdev <obdev@oceanbase.com>
Date: Wed, 29 Nov 2023 05:11:39 +0000
Subject: [PATCH] Fix the issue of align_date4cmp_expr having a default value
 for type.

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

diff --git a/src/sql/rewrite/ob_transform_pre_process.cpp b/src/sql/rewrite/ob_transform_pre_process.cpp
index 42c1802465..f2d5715e94 100644
--- a/src/sql/rewrite/ob_transform_pre_process.cpp
+++ b/src/sql/rewrite/ob_transform_pre_process.cpp
@@ -5869,6 +5869,8 @@ int ObTransformPreProcess::replace_cast_expr_align_date4cmp(ObRawExprFactory &ex
           ret = OB_ERR_UNEXPECTED;
           LOG_WARN("align_date4cmp_expr is null.", K(ret));
         } else {
+          align_date4cmp_expr->set_data_type(expr->get_data_type());
+          align_date4cmp_expr->set_accuracy(expr->get_accuracy());
           align_date4cmp_expr->set_func_name("INTERNAL_FUNCTION");
           // Copy cast_mode to facilitate determining the method of handling invalid_time.
           align_date4cmp_expr->set_extra(expr->get_extra());