2. The method of claim 1 , wherein the generating of the XSD for the XML column comprises: including information on the second entity in the XSD; including information on any subtype entity of the second entity in the XSD; including information on any supertype entity of the second entity in the XSD; and including information on any child entity of a relationship referencing the second entity as parent in the XSD.
2. The method of claim 1 , wherein the generating of the XSD for the XML column comprises: including information on the second entity in the XSD; including information on any subtype entity of the second entity in the XSD; including information on any supertype entity of the second entity in the XSD; and including information on any child entity of a relationship referencing the second entity as parent in the XSD. 4. The method of claim 2 , wherein the including of the information on any supertype of the second entity in the XSD further comprises: recursively including information on any supertype entity of the supertype entity in the XSD.