QUERY PLAN
Sort (cost=287.79..287.80 rows=1 width=16)
Sort Key: assigned_at DESC
-> Seq Scan on tbl_case_assignments (cost=0.00..287.78 rows=1 width=16)
Filter: ((engineer_id = 5016) AND (assignment_status = 1) AND (case_id = ANY ('{6899,6631,6613,6562,6532,6503,1290,578,567,560}'::integer[])))