| GroupAggregate (cost=49.85..50.12 rows=13 width=12) |
| Group Key: parent_id |
| -> Sort (cost=49.85..49.90 rows=18 width=4) |
| Sort Key: parent_id |
| -> Seq Scan on tbl_tasks (cost=0.00..49.48 rows=18 width=4) |
| Filter: (parent_id = ANY ('{1596,1647,1720}'::integer[])) |