Need to know which fileds are updated in PO side when matched the PO to invoice in AP

Hi All,

We have contact PO's and i have matched the PO to invoice. Once the invoice is validated i could not see any details related to contact information in Invoice level

can you please clarify me on below questions.

1. If i mathced the contract PO to invoice, which fileds are updated in PO and what level the details are update like (PO Header, PO line, PO shipment and PO distribution)

2. How the Contract information will be capture in invoice level??

Thanks,

Ram