| GroupAggregate (cost=60.35..111.31 rows=2 width=12) |
| Group Key: remain_task.task_group_id |
| -> Hash Anti Join (cost=60.35..111.28 rows=2 width=4) |
| Hash Cond: (remain_task.id = child_task.parent_id) |
| -> Seq Scan on tbl_tasks remain_task (cost=0.00..50.90 rows=2 width=8) |
| Filter: ((status <> 1) AND (task_group_id = 203)) |
| -> Hash (cost=44.60..44.60 rows=1260 width=4) |
| -> Seq Scan on tbl_tasks child_task (cost=0.00..44.60 rows=1260 width=4) |