fix DetachedInstanceError on /admin/statistics (#133)

see http://stackoverflow.com/questions/15397680/detaching-sqlalchemy-instance-so-no-refresh-happens
2016-07-28 12:00:45 +08:00 · 2016-07-28 12:00:45 +08:00 · 70a0245e89
parent 011e2c33c3
commit 70a0245e89
1 changed files with 2 additions and 1 deletions
--- a/CTFd/admin.py
+++ b/CTFd/admin.py
@ -733,7 +733,8 @@ def admin_stats():
    least_solved_chal = Challenges.query.add_columns(solves_cnt) \
        .outerjoin(solves_sub, solves_sub.columns.chalid == Challenges.id) \
        .order_by(solves_cnt.asc()).first()
-
+        
+    db.session.expunge_all()
    db.session.commit()
    db.session.close()