QUERY PLAN
Sort (cost=102.85..102.85 rows=1 width=191)
Sort Key: s.target_completed_at, s.created_at DESC
InitPlan 1 (returns $0)
-> Aggregate (cost=48.24..48.25 rows=1 width=32)
-> Seq Scan on tbl_tasks s_1 (cost=0.00..48.12 rows=44 width=13)
Filter: ((tree_path IS NOT NULL) AND (status = '0'::smallint))
-> Group (cost=54.59..54.59 rows=1 width=191)
Group Key: s.id
-> Sort (cost=54.59..54.59 rows=1 width=191)
Sort Key: s.id
-> Seq Scan on tbl_tasks s (cost=0.00..54.58 rows=1 width=191)
Filter: ((tree_path @> $0) AND (status = '0'::smallint) AND (parent_id = 1647))