DROP TRIGGER IF EXISTS qipai_notification_attempts_no_delete; DROP TRIGGER IF EXISTS qipai_notification_attempts_no_update; DELETE rp FROM qipai_role_permissions rp INNER JOIN qipai_permissions p ON p.id = rp.permission_id WHERE p.code IN ('notification.read', 'notification.manage'); DELETE FROM qipai_permissions WHERE code IN ('notification.read', 'notification.manage'); DROP TABLE IF EXISTS qipai_notification_attempts; DROP TABLE IF EXISTS qipai_notification_deliveries; DROP TABLE IF EXISTS qipai_notification_subscriptions; DROP TABLE IF EXISTS qipai_notification_routes; DROP TABLE IF EXISTS qipai_notification_templates; DELETE FROM qipai_schema_migrations WHERE version = '2026081110';