From 736b031282cd9e61586b5c68d5ed3f00b9854b68 Mon Sep 17 00:00:00 2001
From: ThearchyHelios <work@thearchyhelios.com>
Date: Fri, 16 Oct 2026 12:53:07 +0800
Subject: [PATCH] =?UTF-8?q?SQL=20=E6=A3=80=E6=9F=A5=E8=AE=A4=E6=97=B6?=
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---
 backend/app/data/sqlcheck.py   |  2 +-
 backend/tests/test_sqlcheck.py | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/backend/app/data/sqlcheck.py b/backend/app/data/sqlcheck.py
index eface254..c3f200f6 100644
--- a/backend/app/data/sqlcheck.py
+++ b/backend/app/data/sqlcheck.py
@@ -326,7 +326,7 @@ class _Table:
         「唯一日期列」和这里认的时间列对得上）。"""
         meta = next((c for c in self.meta.get("columns") or []
                      if isinstance(c, Mapping) and str(c.get("name")).lower() == column.lower()), None)
-        return catalog.is_date_column(column, (meta or {}).get("type"))
+        return catalog.is_date_column(column, (meta or {}).get("type"), enum_values=(meta or {}).get("enum_values"))
 
 
 #: 一列解析到的位置：(表, 列的真名)
diff --git a/backend/tests/test_sqlcheck.py b/backend/tests/test_sqlcheck.py
index 2f8bf546..8277908a 100644
--- a/backend/tests/test_sqlcheck.py
+++ b/backend/tests/test_sqlcheck.py
@@ -555,3 +555,15 @@ async def test_checker_builds_relation_graph_lazily_and_reuses_it(cache, monkeyp
     checker.check(FANOUT[0])
     checker.check(FANOUT[1])
     assert calls == [1]
+
+
+def test_a_postgres_enum_whose_type_name_says_date_is_not_a_time_column():
+    """PG 的枚举编译出来就是类型名本身（update_date_kind 里也有 DATE）：探查记下了 enum_values 的列，SQL 检查和剖析一样
+    不把它当时间列。以前 SQL 检查认时间列时没把取值列表传进去，剖析不认、SQL 检查却认，两边对不上。"""
+    from app.data.sqlcheck import _Table
+
+    meta = {"columns": [{"name": "kind", "type": "update_date_kind", "enum_values": ["a", "b"]},
+                        {"name": "paid_on", "type": "DATE"}]}
+    table = _Table(alias="t", name="t", meta=meta, notes={}, order=0)
+    assert not table.temporal("kind")
+    assert table.temporal("paid_on")