OptionalClass[ItemType.DbClassInstance] Data Class Name
OptionalConnection[ItemType.DbClassInstance] Connection object
OptionalData[ItemType.DbClassInstance, ItemType.DataItem] Additional data item configuration.
OptionalId[ItemType.DbClassInstance] Data Class Instance Id
Context item type
OptionalKeyA context key, if defined can be used in mapping the context to receiving components.
OptionalName[ItemType.DbClassInstance] Data Class Instance Name
OptionalProperty[ItemType.DbClassInstance] Data Class Property
OptionalType[ItemType.Value] Value type
OptionalUnique[ItemType.DbClassInstance] Data Class Unique Property values to use if Id does not exist.
OptionalValue[ItemType.Value] Value
Specifies a single context item in the context object