diff --git a/app/admin/repositories/queries.py b/app/admin/repositories/queries.py
index 33b510d..75550e7 100644
--- a/app/admin/repositories/queries.py
+++ b/app/admin/repositories/queries.py
@@ -1171,24 +1171,30 @@ def user_reward_stats(
     acc = db.get(CoinAccount, user_id)  # 现金余额:当前快照,不随窗口
     cash_balance = acc.cash_balance_cents if acc else 0
 
-    rv = list(db.execute(
-        select(AdRewardRecord).where(
+    # 只投影本统计实际使用的列。避免滚动发布或旧本地库尚未补齐无关新列时，
+    # SQLAlchemy 因 select(ORM) 自动展开整表字段而让提现详情整体 500。
+    rv = db.execute(
+        select(AdRewardRecord.ecpm_raw, AdRewardRecord.coin).where(
             AdRewardRecord.user_id == user_id,
             AdRewardRecord.reward_scene == "reward_video",
             AdRewardRecord.status == "granted",
             *_window_conds(AdRewardRecord.created_at, date_from, date_to),
         )
-    ).scalars())
+    ).all()
     rv_ecpms = [rewards.parse_ecpm_fen(r.ecpm_raw) for r in rv if r.ecpm_raw]
     rv_coins = sum(r.coin for r in rv)
 
-    feed = list(db.execute(
-        select(AdFeedRewardRecord).where(
+    feed = db.execute(
+        select(
+            AdFeedRewardRecord.unit_count,
+            AdFeedRewardRecord.ecpm_raw,
+            AdFeedRewardRecord.coin,
+        ).where(
             AdFeedRewardRecord.user_id == user_id,
             AdFeedRewardRecord.status == "granted",
             *_window_conds(AdFeedRewardRecord.created_at, date_from, date_to),
         )
-    ).scalars())
+    ).all()
     feed_ecpms = [rewards.parse_ecpm_fen(f.ecpm_raw) for f in feed if f.ecpm_raw]
     feed_coins = sum(f.coin for f in feed)
 
@@ -1246,8 +1252,14 @@ def user_coin_records(
     signin_from = date_from + timedelta(hours=8) if date_from is not None else None
     signin_to = date_to + timedelta(hours=8) if date_to is not None else None
 
+    # 三类来源都只取页面需要的列，避免无关 ORM 新列造成旧库查询失败。
     for rec in db.execute(
-        select(AdRewardRecord)
+        select(
+            AdRewardRecord.reward_scene,
+            AdRewardRecord.created_at,
+            AdRewardRecord.ecpm_raw,
+            AdRewardRecord.coin,
+        )
         .where(
             AdRewardRecord.user_id == user_id,
             AdRewardRecord.status == "granted",
@@ -1255,7 +1267,7 @@ def user_coin_records(
         )
         .order_by(AdRewardRecord.created_at.desc())
         .limit(fetch)
-    ).scalars():
+    ).all():
         is_video = rec.reward_scene == "reward_video"
         rows.append({
             "source": rec.reward_scene,
@@ -1266,7 +1278,12 @@ def user_coin_records(
         })
 
     for rec in db.execute(
-        select(AdFeedRewardRecord)
+        select(
+            AdFeedRewardRecord.feed_scene,
+            AdFeedRewardRecord.created_at,
+            AdFeedRewardRecord.ecpm_raw,
+            AdFeedRewardRecord.coin,
+        )
         .where(
             AdFeedRewardRecord.user_id == user_id,
             AdFeedRewardRecord.status == "granted",
@@ -1274,7 +1291,7 @@ def user_coin_records(
         )
         .order_by(AdFeedRewardRecord.created_at.desc())
         .limit(fetch)
-    ).scalars():
+    ).all():
         rows.append({
             "source": "feed",
             "source_label": _FEED_SCENE_LABEL.get(rec.feed_scene, "信息流广告"),
@@ -1284,7 +1301,7 @@ def user_coin_records(
         })
 
     for rec in db.execute(
-        select(CoinTransaction)
+        select(CoinTransaction.created_at, CoinTransaction.amount)
         .where(
             CoinTransaction.user_id == user_id,
             CoinTransaction.biz_type == "signin",
@@ -1292,7 +1309,7 @@ def user_coin_records(
         )
         .order_by(CoinTransaction.created_at.desc())
         .limit(fetch)
-    ).scalars():
+    ).all():
         rows.append({
             "source": "signin",
             "source_label": "签到",
diff --git a/tests/test_admin_read.py b/tests/test_admin_read.py
index a01ca96..06b19aa 100644
--- a/tests/test_admin_read.py
+++ b/tests/test_admin_read.py
@@ -5,10 +5,11 @@ from datetime import datetime
 
 import pytest
 from fastapi.testclient import TestClient
+from sqlalchemy import event
 
 from app.admin.main import admin_app
 from app.admin.repositories import admin_user as admin_repo
-from app.db.session import SessionLocal
+from app.db.session import SessionLocal, engine
 from app.models.comparison import ComparisonRecord
 from app.models.feedback import Feedback
 from app.models.wallet import CashTransaction, WithdrawOrder
@@ -132,6 +133,35 @@ def test_user_list_and_detail(admin_client: TestClient, admin_token: str) -> Non
     assert admin_client.get("/admin/api/users/999999", headers=_auth(admin_token)).status_code == 404
 
 
+def test_user_reward_detail_does_not_select_unrelated_new_ad_columns(
+    admin_client: TestClient, admin_token: str
+) -> None:
+    """旧库缺少无关新列时，提现详情的统计和金币记录仍应可读。"""
+    uid = _seed_user_with_data("13800000022")
+
+    def reject_full_ad_reward_projection(
+        _conn, _cursor, statement: str, _parameters, _context, _executemany
+    ) -> None:
+        if "ad_reward_record.boost_round_id" in statement:
+            raise AssertionError("提现详情不应查询未使用的 boost_round_id")
+
+    event.listen(engine, "before_cursor_execute", reject_full_ad_reward_projection)
+    try:
+        stats = admin_client.get(
+            f"/admin/api/users/{uid}/reward-stats", headers=_auth(admin_token)
+        )
+        records = admin_client.get(
+            f"/admin/api/users/{uid}/coin-records",
+            params={"limit": 10, "cursor": 0},
+            headers=_auth(admin_token),
+        )
+    finally:
+        event.remove(engine, "before_cursor_execute", reject_full_ad_reward_projection)
+
+    assert stats.status_code == 200, stats.text
+    assert records.status_code == 200, records.text
+
+
 def test_user_filter_by_status(admin_client: TestClient, admin_token: str) -> None:
     _seed_user_with_data("13800000003")
     r = admin_client.get("/admin/api/users", params={"status": "active"}, headers=_auth(admin_token))