QUERY PLAN
GroupAggregate (cost=384.28..384.37 rows=5 width=12)
Group Key: case_id
-> Sort (cost=384.28..384.29 rows=5 width=4)
Sort Key: case_id
-> Seq Scan on tbl_implement_records (cost=0.00..384.22 rows=5 width=4)
Filter: ((NOT is_draft) AND (case_id = ANY ('{9267,9266,9265,9264,9263}'::integer[])))