U h) @sddlmZmZddlmZddlmZddlZddlm Z e e de Z e de ee Zedded ZzeZe d eed Zd d eDZe deeedZe deeedZe dee dedZeeZe deD],Ze deddeddedqW5QRXWnFek rZz&e dee deejW5dZ[XYnXdS)) create_enginetext) sessionmaker)ConfigN) load_dotenv DATABASE_URLzDatabase URL: F)Z autocommitZ autoflushZbindu#✅ Database connection successful!z SELECT table_name FROM information_schema.tables WHERE table_schema = 'public' AND table_name IN ('developers', 'activity_records') cCsg|] }|dqS)r).0rowrr./test_db_connection.py sr z Existing tables: zSELECT COUNT(*) FROM developersz Developers in database: z%SELECT COUNT(*) FROM activity_recordszActivity records in database: z Testing join query...aR SELECT d.developer_id, d.name, COUNT(ar.id) as activity_count FROM developers d LEFT JOIN activity_records ar ON d.developer_id = ar.developer_id WHERE d.active = true GROUP BY d.developer_id, d.name LIMIT 5 zJoin query successful!z Developer: z (ID: z) - Activities: u ❌ Error: z Error type: )Z sqlalchemyrrZsqlalchemy.ormrZconfigrosZdotenvrgetenvZget_database_urlrprintZengineZ SessionLocalZconnectZconnZexecuteresultZtablesZscalarZ dev_countZ act_countZ test_queryr Exceptionetype__name__rrrr s8     8