QUERY PLAN
Limit (cost=135.68..135.73 rows=20 width=53)
-> Sort (cost=135.68..136.27 rows=237 width=53)
Sort Key: created_at DESC
-> Seq Scan on tbl_clients (cost=0.00..129.37 rows=237 width=53)
Filter: ((NOT deleted) AND (((name)::text ~~* '%中国%'::text) OR (pinyin_shortcut ~~* '%中国%'::text)))