QUERY PLAN
GroupAggregate (cost=305.55..306.45 rows=44 width=36)
Group Key: client_id
-> Sort (cost=305.55..305.67 rows=46 width=9)
Sort Key: client_id
-> Seq Scan on tbl_reimbursements (cost=0.00..304.28 rows=46 width=9)
Filter: ((status = ANY ('{2,3}'::integer[])) AND (client_id = ANY ('{2181,112,1186,334,1876,161,1250,473}'::integer[])))