International Business Machines Corporation

Lu Tian

Robert Evan Strom

Andrey Khorlin

Methods and apparatus for integrating relational and hierarchical data, schema definitions, and queries in a data processing system are provided. One or more schema definitions are converted into an intermediate schema language component of an intermediate data language when one or more schema definitions are provided. One or more query expressions are converted into an intermediate query language component of the intermediate data language when one or more query expressions are provided. The intermediate schema language component or the intermediate query language component is compiled in an intermediate data language processing engine into a run-time representation in accordance with a relational-hierarchical analysis.

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Lu Tian