From 9faa2d8069d8ac50b3fba40e26bfb2e736f116d5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=94=B2=E8=BE=B0=E7=94=9F=E4=BA=A7?= <jiachenlong@local>
Date: Sat, 11 Apr 2026 22:06:11 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=97=A5=E6=9C=9F=E8=BF=87?=
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---
 backend/app/routers/information.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/backend/app/routers/information.py b/backend/app/routers/information.py
index eb1f6c3..e2be6b1 100644
--- a/backend/app/routers/information.py
+++ b/backend/app/routers/information.py
@@ -127,10 +127,11 @@ def get_information_list(
     if user_id:
         query = query.filter(Information.user_id == user_id)
     
-    # 成交日期过滤 - 使用cast确保字符串与date字段正确比较
+    # 成交日期过滤
     if deal_date:
-        from sqlalchemy import cast, String
-        query = query.filter(cast(Information.deal_date, String) == deal_date)
+        from datetime import date
+        deal_date_obj = date.fromisoformat(deal_date)
+        query = query.filter(Information.deal_date == deal_date_obj)
     
     # 按创建时间倒序
     query = query.order_by(Information.created_at.desc())