Relationship to the Contract table, used to find a contract record for a given invoice (contract.contractid = invoice.contractrefid and contract.orgid = invoice.orgid). The resulting set will contain zero or one object.
Razmerje do tabele Contract, ki se uporablja za iskanje zapisa pogodbe za dani račun (contract.contractid = invoice.contractrefid and contract.orgid = invoice.orgid). Nabor rezultatov bo vseboval nič objektov ali enega samega.