| Limit (cost=68.13..68.15 rows=10 width=201) |
| -> Sort (cost=68.13..68.26 rows=51 width=201) |
| Sort Key: s.status, u.pinyin_shortcut, s.target_completed_at, s.updated_at DESC |
| -> HashAggregate (cost=66.52..67.03 rows=51 width=201) |
| Group Key: s.id, u.id |
| -> Hash Left Join (cost=18.24..66.26 rows=51 width=201) |
| Hash Cond: (s.head_of = u.id) |
| -> Seq Scan on tbl_tasks s (cost=0.00..47.89 rows=51 width=194) |
| Filter: ((parent_id IS NULL) AND (task_group_id = 106)) |
| -> Hash (cost=16.44..16.44 rows=144 width=7) |
| -> Seq Scan on tbl_users u (cost=0.00..16.44 rows=144 width=7) |