QUERY PLAN
GroupAggregate (cost=297.49..297.91 rows=21 width=36)
Group Key: project_id
-> Sort (cost=297.49..297.54 rows=21 width=9)
Sort Key: project_id
-> Seq Scan on tbl_reimbursements (cost=0.00..297.02 rows=21 width=9)
Filter: ((status = ANY ('{3,2}'::integer[])) AND (project_id = ANY ('{321,458,486,185,237,534,364,99,271,67}'::integer[])))