A ReplicationDirection constant that specifies the direction in which mapping applies for this class or property alias: inbound, outbound, or both.

The ClassDescription object containing the property metadata for the EngineObject.

Specifies one of the following:

• The identity of the external class described by this external class description.
• The identity of the external class for which this external class alias defines a mapping.
• The identity of the external class to which this mapped property belongs.

For ExternalClassDescription objects only, this string is immutable and is unique within the repository in which the external class description belongs.

The IProperties collection of properties for the EngineObject.