QUERY PLAN
Seq Scan on tbl_attachement_relationships (cost=0.00..1764.36 rows=1 width=16)
Filter: ((object_type = 20016) AND (object_id = ANY ('{21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2}'::integer[])))