From cf661b0bbc7fa9eda510e7474ded60adb7f3219d Mon Sep 17 00:00:00 2001
From: wangfeihuo <wangfeihuo@huawei.com>
Date: Mon, 21 Apr 2025 22:01:32 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E5=AD=97=E7=AC=A6=E9=9B=86?=
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---
 src/common/backend/utils/cache/lsyscache.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/common/backend/utils/cache/lsyscache.cpp b/src/common/backend/utils/cache/lsyscache.cpp
index ffecd6dc5b..8f8a49e108 100644
--- a/src/common/backend/utils/cache/lsyscache.cpp
+++ b/src/common/backend/utils/cache/lsyscache.cpp
@@ -4654,6 +4654,9 @@ Oid get_typcollation(Oid typid)
             return DEFAULT_COLLATION_OID;
         } break;
         default: {
+            if (type_is_enum(typid)) {
+                return DEFAULT_COLLATION_OID;
+            }
             HeapTuple tp;
             tp = SearchSysCache1(TYPEOID, ObjectIdGetDatum(typid));
             if (HeapTupleIsValid(tp)) {
-- 
Gitee