Web API Reference MapGuide Open Source
MgDataPropertyDefinition* MgObjectPropertyDefinition::GetIdentityProperty (  ) 

Gets an MgDataPropertyDefinition object that defines the property used to identify an object property uniquely.

Remarks:
This method is only used when the property contains a collection of objects. See MgObjectPropertyDefinition::GetObjectType.

Returns:
Returns an MgDataPropertyDefinition object if the type of the object property is MgObjectPropertyType::Collection or MgObjectPropertyType::OrderedCollection.


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