From 5f424356e224bb0e99cbadb6519a815a0d0eed78 Mon Sep 17 00:00:00 2001
From: akaError <lzg020616@163.com>
Date: Fri, 17 Mar 2023 05:43:54 +0000
Subject: [PATCH] fix online_opt_gather charset  logic bug

---
 src/share/stat/ob_opt_stat_sql_service.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/share/stat/ob_opt_stat_sql_service.cpp b/src/share/stat/ob_opt_stat_sql_service.cpp
index 933be84693..756dd38c4e 100644
--- a/src/share/stat/ob_opt_stat_sql_service.cpp
+++ b/src/share/stat/ob_opt_stat_sql_service.cpp
@@ -1138,7 +1138,9 @@ int ObOptStatSqlService::get_obj_str(const ObObj &obj,
     ret = OB_ALLOCATE_MEMORY_FAILED;
     LOG_WARN("failed to allocate memory", K(ret));
   } else if (obj.is_string_type()) {
-    if (OB_FAIL(obj.print_varchar_literal(buf, buf_len, pos, print_params))) {
+    ObObjPrintParams copy_print_params = print_params;
+    copy_print_params.cs_type_ = obj.get_collation_type();
+    if (OB_FAIL(obj.print_varchar_literal(buf, buf_len, pos, copy_print_params))) {
       LOG_WARN("failed to print sql literal", K(ret));
     } else { /*do nothing*/ }
   } else if (obj.is_valid_type()) {