More details can be found in the below website:
Order Management Functional
1.Order Entry
Here the activity is entering process where oe_order_headers_all (flow_status_code as entered) oe_order_lines_all . The order is booked as DROP SHIP
2. Order Booking
3. The Purchase Release program passes information about eligible drop-ship order lines to Oracle Purchasing.The interface table which gets populated is
po_requisitions_interface_all & po_req_dist_interface_all
4. After Purchase Release has completed successfully, run Requisition Import in Oracle Purchasing to generate purchase requisitions for the processed order lines. The Requisition Import program reads the above interface tables, validates your data, derives or defaults additional information and writes an error message for every validation that fails into the po_interface_errors table.The validated data is then inserted into the requisition base tables
po_requisition_headers_all,
po_requisition_lines_all,
po_req_distributions_all.
Then use autocreate PO fuctionality to create purchase orders and then perform receipts against these purchase orders
7. After the goods are successfully received invoices for vendors are created in accounts payables as in normal purchase orders.
8. Invoices are generated for customers In account receivables.
9. oe_order_lines_all (flow_status_code 'shipped', open_flag "N")
10. oe_order_lines_all (flow_status_code 'closed', open_flag "N")
More details can be found at http://www.oracleug.com/user-guide/order-management/back-back-orders
