QUERY PLAN
Index Scan using tbl_attachments_pkey on tbl_attachments (cost=0.29..77.52 rows=18 width=132)
Index Cond: (id = ANY ('{31259,31410,31471,31472,31516,31529,31547,31548,31732,31731,31800,31810,31811,31814,31813,31818,31949,32275}'::integer[]))