31. The computer system of claim 30 wherein said method further comprises: storing, for every unique element name of the plurality of elements, an element name record including an element name and a corresponding unique element name ID in an element name table of said relational database.
31. The computer system of claim 30 wherein said method further comprises: storing, for every unique element name of the plurality of elements, an element name record including an element name and a corresponding unique element name ID in an element name table of said relational database. 33. The computer system of claim 31 wherein said method further comprises: storing, for every unique attribute name of the plurality of attributes, an attribute name record including an attribute name and a corresponding unique attribute name ID in an attribute name table of said relational database.