QUERY PLAN
Limit (cost=30.10..30.12 rows=10 width=109)
-> Sort (cost=30.02..31.04 rows=407 width=109)
Sort Key: d.updated_at DESC
-> HashAggregate (cost=13.09..17.16 rows=407 width=109)
Group Key: d.id
-> Seq Scan on tbl_documents d (cost=0.00..12.07 rows=407 width=109)