QUERY PLAN
Aggregate (cost=188.86..188.87 rows=1 width=8)
-> Sort (cost=188.28..188.37 rows=39 width=218)
Sort Key: s.created_at DESC
-> HashAggregate (cost=186.86..187.25 rows=39 width=218)
Group Key: s.id
-> Hash Right Join (cost=171.40..184.80 rows=824 width=12)
Hash Cond: (thrs.task_group_id = s.id)
-> Seq Scan on tbl_task_group_head_of_relationships thrs (cost=0.00..5.70 rows=370 width=4)
-> Hash (cost=168.84..168.84 rows=205 width=12)
-> Nested Loop (cost=149.08..168.84 rows=205 width=12)
-> Index Scan using tbl_users_pkey on tbl_users u (cost=0.14..8.16 rows=1 width=4)
Index Cond: (id = 1000)
Filter: (department_id = 10)
-> Hash Left Join (cost=148.93..158.62 rows=205 width=16)
Hash Cond: (s.client_id = client.id)
Filter: ((lower((client.name)::text) ~~ '%2%'::text) OR (client.pinyin_shortcut ~~ '%2%'::text) OR (lower((s.title)::text) ~~ '%2%'::text) OR (lower(s.description) ~~ '%2%'::text))
-> Hash Right Join (cost=13.64..22.79 rows=205 width=125)
Hash Cond: (turs.task_group_id = s.id)
-> Seq Scan on tbl_task_group_user_relationships turs (cost=0.00..7.83 rows=483 width=4)
-> Hash (cost=13.15..13.15 rows=39 width=125)
-> Seq Scan on tbl_task_groups s (cost=0.00..13.15 rows=39 width=125)
Filter: (head_of = 1000)
-> Hash (cost=110.13..110.13 rows=2013 width=59)
-> Seq Scan on tbl_clients client (cost=0.00..110.13 rows=2013 width=59)
Filter: (NOT deleted)