18. The apparatus of claim 15 , wherein the compiling operation comprises the step of analyzing at least one of the intermediate schema language component and the intermediate query language component to capture relationships between at least one of relational tuples and hierarchical data.
19. The apparatus of claim 18 , further comprising the operation of repeating the converting and compiling steps for additional input data, wherein the compiling operation is performed in accordance with relationships between at least one of relational tuples and hierarchical data captured from previously input data.