QUERY PLAN
Seq Scan on tbl_attachement_relationships (cost=0.00..1769.09 rows=1 width=16)
Filter: ((object_type = 27) AND (object_id = ANY ('{5334,13947,13944,13943,13942,13941,13940,13939,13938,13937,13936,13935,13934,13933,13932,13931,13930,13929,13928,13927}'::integer[])))