PurchaseOrder
Each Purchase Order has a record in this table. That record contains information common to the entire order.
When there are no longer any active Detail items for a Purchase Order, then that Purchase Order is set to not Active.
PurchaseOrderDetail
Each active Product or Service line item on a Purchase Order has a record in this table.
When its OnOrderQuantity becomes 0 then it is set to not Active.
PoReceipt
Master records for Purchase Order Receipts.
PoReceiptDetail
Detail records for Purchase Order Receipts.
ProductSupplier
Maintains common data for Supplier-specific Product pricing.
Supports multiple Suppliers for a Product.
ProductSupplierPrice
Maintains Supplier Prices for Product based on Product by Supplier by Quantity.
PoImport, PoImportDetail
Purchase Order import tables.