3. The method of claim 2 , further comprising: rewriting each expression, included in the set of database statements from the reduced database statement, as a particular relational database expression that does not include the corresponding expression that operates on the XML construct.
3. The method of claim 2 , further comprising: rewriting each expression, included in the set of database statements from the reduced database statement, as a particular relational database expression that does not include the corresponding expression that operates on the XML construct. 4. A volatile or non-volatile machine-readable storage medium storing one or more sequences of instructions which, when executed by one or more processors, causes the one or more processors to perform the method recited in claim 3 .