2. The computing device of claim 1 , wherein the first schema further includes a second property description element describing a second property of the first data store, wherein the property description element includes both static attributes and contextual attributes to describe the second property.
3. The computing device of claim 2 , wherein the static attributes in the second property description element are usable by at least one other schema for a different data store to describe the second property for the different data store, and wherein the contextual information is specific to the first schema.