QUERY PLAN
GroupAggregate (cost=297.73..298.30 rows=28 width=36)
Group Key: client_id
-> Sort (cost=297.73..297.80 rows=29 width=9)
Sort Key: client_id
-> Seq Scan on tbl_reimbursements (cost=0.00..297.02 rows=29 width=9)
Filter: ((status = ANY ('{3,2}'::integer[])) AND (client_id = ANY ('{399,1661,2120,2162,2169,1465,2147,1283,2095,39}'::integer[])))