QUERY PLAN
Sort (cost=268.81..268.81 rows=1 width=16)
Sort Key: assigned_at DESC
-> Seq Scan on tbl_case_assignments (cost=0.00..268.80 rows=1 width=16)
Filter: ((engineer_id = 1000) AND (assignment_status = 1) AND (case_id = ANY ('{8280,8279,8264,8262,8273,8272,8271,8263}'::integer[])))