QUERY PLAN
Sort (cost=260.41..260.41 rows=1 width=16)
Sort Key: assigned_at DESC
-> Seq Scan on tbl_case_assignments (cost=0.00..260.40 rows=1 width=16)
Filter: ((engineer_id = 5064) AND (assignment_status = 1) AND (case_id = ANY ('{9262,9261,9260,9258}'::integer[])))