2. An apparatus according to claim 1 , wherein the processor is further configured to manage a content class having a plurality of content properties which includes the first content property and the second content property.
2. An apparatus according to claim 1 , wherein the processor is further configured to manage a content class having a plurality of content properties which includes the first content property and the second content property. 3. An apparatus according to claim 2 , wherein the objects are stored in a plurality of namespaces which are logically partitioned storage spaces, and wherein the content class is associated with the plurality of namespaces to avoid duplication of the plurality of content properties across the plurality of namespaces.