| Limit (cost=67.38..67.41 rows=10 width=195) |
| -> Sort (cost=67.28..67.70 rows=168 width=195) |
| Sort Key: s.created_at |
| -> HashAggregate (cost=60.02..61.70 rows=168 width=195) |
| Group Key: s.id, u.id |
| -> Hash Join (cost=8.07..59.18 rows=168 width=195) |
| Hash Cond: (s.head_of = u.id) |
| -> Seq Scan on tbl_tasks s (cost=0.00..48.12 rows=1102 width=191) |
| Filter: ((parent_id IS NULL) AND (status = '1'::smallint)) |
| -> Hash (cost=7.80..7.80 rows=22 width=4) |
| -> Seq Scan on tbl_users u (cost=0.00..7.80 rows=22 width=4) |
| Filter: (department_id = 10) |