QUERY PLAN
Sort (cost=382.69..382.69 rows=1 width=16)
Sort Key: assigned_at DESC
-> Seq Scan on tbl_case_assignments (cost=0.00..382.68 rows=1 width=16)
Filter: ((engineer_id = 1000) AND (assignment_status = 1) AND (case_id = ANY ('{8267,8264,8268,8266,8265,5051,8263,8262,8260,8246,8256,8257,8249,8215,8252,8259,8250,8258,8247,8255}'::integer[])))