From 2c6ecc1f9181dc53932b4efda4def06646c4da9e Mon Sep 17 00:00:00 2001
From: "34047007@qq.com" <34047007@qq.com>
Date: Mon, 10 Aug 2026 16:17:36 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20tag=5Fids=20overlap=20=E5=8F=82=E6=95=B0?=
 =?UTF-8?q?=E6=98=BE=E5=BC=8F=E6=A0=87=E6=B3=A8=20UUID=20=E7=B1=BB?=
 =?UTF-8?q?=E5=9E=8B=EF=BC=8C=E4=BF=AE=E5=A4=8D=20uuid[]=20&&=20text[]=20?=
 =?UTF-8?q?=E6=90=9C=E7=B4=A2=20500?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 backend/app/services/search_engine.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/app/services/search_engine.py b/backend/app/services/search_engine.py
index e3c72ec..6bdefff 100644
--- a/backend/app/services/search_engine.py
+++ b/backend/app/services/search_engine.py
@@ -507,8 +507,8 @@ class AdvancedSearchEngine:
                 children = (await db.execute(select(GlobalTag.id).where(or_(*child_conds)))).scalars().all()
                 all_tag_ids.update(children)
             uids = list(all_tag_ids)
-            from sqlalchemy.dialects.postgresql import array as _pg_array
-            conditions.append(GlobalLiterature.tag_ids.overlap(_pg_array(uids)))
+            from sqlalchemy.dialects.postgresql import array as _pg_array, UUID as _pg_uuid
+            conditions.append(GlobalLiterature.tag_ids.overlap(_pg_array(uids, type_=_pg_uuid())))
 
         # 发表类型（PG JSONB contains）
         if pub_types: