From 2da7b7f4b8356401671c0db8b78dd2ada26371d4 Mon Sep 17 00:00:00 2001
From: stdliu <stdliu@gmail.com>
Date: Wed, 1 Dec 2021 20:19:28 +0800
Subject: [PATCH] Fix auto increment column is true resolve fail bug.

---
 src/sql/resolver/dml/ob_dml_resolver.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sql/resolver/dml/ob_dml_resolver.cpp b/src/sql/resolver/dml/ob_dml_resolver.cpp
index 3503095c5..bcca48f16 100644
--- a/src/sql/resolver/dml/ob_dml_resolver.cpp
+++ b/src/sql/resolver/dml/ob_dml_resolver.cpp
@@ -2748,7 +2748,7 @@ int ObDMLResolver::resolve_is_expr(ObRawExpr*& expr)
         if (OB_FAIL(flag_expr->formalize(session_info_))) {
           LOG_WARN("formalize expr failed", K(ret));
         }
-      } else if (column_item->is_auto_increment()) {
+      } else if (column_item->is_auto_increment() && T_NULL == is_expr->get_param_expr(1)->get_expr_type()) {
         if (OB_FAIL(resolve_autoincrement_column_is_null(expr))) {
           LOG_WARN("fail to process autoincrement column is null", K(ret));
         } else {