| Aggregate (cost=63.52..63.53 rows=1 width=8) |
| -> Sort (cost=62.63..62.78 rows=59 width=228) |
| Sort Key: s.created_at |
| -> HashAggregate (cost=60.30..60.89 rows=59 width=228) |
| Group Key: s.id, u.id |
| -> Hash Left Join (cost=12.11..60.01 rows=59 width=16) |
| Hash Cond: (s.head_of = u.id) |
| -> Seq Scan on tbl_tasks s (cost=0.00..47.75 rows=59 width=24) |
| Filter: ((parent_id IS NULL) AND (task_group_id = 106)) |
| -> Hash (cost=10.30..10.30 rows=144 width=4) |
| -> Index Only Scan using tbl_users_pkey on tbl_users u (cost=0.14..10.30 rows=144 width=4) |