QUERY PLAN
Seq Scan on tbl_purchase_contract_product_rels (cost=0.00..26.10 rows=46 width=148)
Filter: (purchase_contract_id = ANY ('{4079,4077,4074,4040,4007,3976,3970,3968,3948,3933,3907,3898,3894,3990,3860,3859,3847,3843,3830,3826}'::integer[]))