QUERY PLAN
Limit (cost=24.68..24.68 rows=2 width=79)
-> Sort (cost=24.68..24.68 rows=2 width=79)
Sort Key: created_at DESC
-> Group (cost=24.66..24.67 rows=2 width=79)
Group Key: id
-> Sort (cost=24.66..24.66 rows=2 width=79)
Sort Key: id
-> Seq Scan on tbl_client_documents cd (cost=0.00..24.65 rows=2 width=79)
Filter: (client_id = 1661)