QUERY PLAN
Seq Scan on tbl_purchase_contract_product_rels (cost=0.00..18.66 rows=41 width=37)
Filter: (purchase_contract_id = ANY ('{4463,4447,4376,4374,4350,4293,4295,4250,4240,4145,4136,4122,4103,4098,4017,4056,4000,3969,3936,3917}'::integer[]))