QUERY PLAN
Sort (cost=33.94..34.20 rows=105 width=39)
Sort Key: u.pinyin1 NULLS FIRST, u.namecut1 NULLS FIRST, u.pinyin2 NULLS FIRST, u.namecut2 NULLS FIRST, u.pinyin3 NULLS FIRST, u.namecut3 NULLS FIRST, u.pinyin4 NULLS FIRST, u.namecut4 NULLS FIRST
-> Hash Left Join (cost=9.17..30.41 rows=105 width=39)
Hash Cond: (c.user_id = u.id)
-> Seq Scan on tbl_task_group_user_relationships c (cost=0.00..20.96 rows=105 width=8)
Filter: (task_group_id = ANY ('{190,189,188,187,178,141,140,139,106,105,99,98,97,96,94,93,90,89,88,87}'::integer[]))
-> Hash (cost=7.41..7.41 rows=141 width=35)
-> Seq Scan on tbl_users u (cost=0.00..7.41 rows=141 width=35)