QUERY PLAN
Sort (cost=325.37..325.38 rows=1 width=16)
Sort Key: assigned_at DESC
-> Seq Scan on tbl_case_assignments (cost=0.00..325.36 rows=1 width=16)
Filter: ((engineer_id = 1015) AND (assignment_status = 1) AND (case_id = ANY ('{9243,9223,9227,9226,9202,9207,9192,9191,9187,9182}'::integer[])))