If the a [[ProxyMetaPropertyMetaProxyProperty]] on related to a [[MetaProxy object ]] is marked as "configured to be a '''ExternalPrimaryKey" Ubik ''' {{UBIK}} will handle the Property this property of the corresponding [[Proxy]] object as an '''External external key Propertyproperty'''.
== Feature ==
* [[ProxyMetaProperty]]
[[Category:Interfacing|ExternalPrimaryKey]]