QUERY PLAN
Update on tbl_erp_purchase_order_products (cost=0.15..8.17 rows=1 width=278)
-> Index Scan using tbl_erp_purchase_order_products_pkey on tbl_erp_purchase_order_products (cost=0.15..8.17 rows=1 width=278)
Index Cond: (id = 6)