QUERY PLAN
Aggregate (cost=173.52..173.53 rows=1 width=8)
-> Sort (cost=172.09..172.33 rows=95 width=214)
Sort Key: s.created_at DESC
-> HashAggregate (cost=168.02..168.97 rows=95 width=214)
Group Key: s.id
-> Hash Right Join (cost=155.94..167.61 rows=165 width=12)
Hash Cond: (turs.task_group_id = s.id)
-> Seq Scan on tbl_task_group_user_relationships turs (cost=0.00..8.13 rows=513 width=4)
-> Hash (cost=155.56..155.56 rows=30 width=12)
-> Hash Right Join (cost=150.43..155.56 rows=30 width=12)
Hash Cond: (thrs.task_group_id = s.id)
-> Seq Scan on tbl_task_group_head_of_relationships thrs (cost=0.00..4.06 rows=206 width=4)
-> Hash (cost=150.25..150.25 rows=14 width=12)
-> Hash Left Join (cost=144.06..150.25 rows=14 width=12)
Hash Cond: (s.client_id = client.id)
Filter: ((lower((client.name)::text) ~~ '%2019%'::text) OR (client.pinyin_shortcut ~~ '%2019%'::text) OR (lower((s.title)::text) ~~ '%2019%'::text) OR ((s.situation)::text ~~* '%2019%'::text) OR (lower(s.description) ~~ '%2019%'::text))
-> Seq Scan on tbl_task_groups s (cost=0.00..5.95 rows=95 width=289)
-> Hash (cost=119.58..119.58 rows=1958 width=59)
-> Seq Scan on tbl_clients client (cost=0.00..119.58 rows=1958 width=59)
Filter: (NOT deleted)