| GroupAggregate (cost=50.07..50.32 rows=13 width=12) |
| Group Key: parent_id |
| -> Sort (cost=50.07..50.11 rows=16 width=4) |
| Sort Key: parent_id |
| -> Seq Scan on tbl_tasks (cost=0.00..49.75 rows=16 width=4) |
| Filter: (parent_id = ANY ('{1596,1647,1727,1724}'::integer[])) |