QUERY PLAN
Index Scan using tbl_attachments_pkey on tbl_attachments (cost=0.29..73.21 rows=17 width=132)
Index Cond: (id = ANY ('{31249,31242,31318,31251,31383,31408,31469,31494,31527,31515,31687,31694,31695,31736,31806,31821,31971}'::integer[]))