QUERY PLAN
Update on tbl_erp_purchase_cost_verify_rels (cost=0.00..2.20 rows=1 width=31)
-> Seq Scan on tbl_erp_purchase_cost_verify_rels (cost=0.00..2.20 rows=1 width=31)
Filter: ((erp_purchase_cost_id = 50) AND (status = 0))