| P. R. F. Sampaio and N. W. Paton. Deductive queries in ODMG databases: the DOQL approach. In Proc. of the 5th Intl. Conference on Object-Oriented Information Systems (OOIS), pages 57-74, Paris, France, 1998. Springer-Verlag. |
....features [14] 2. The investigation of how to extend the ODMG architecture with a deductive query language and the speci cation of the DOQL language for querying ODMG databases [13] 3. The design of an algebraic query processing strategy and the de nition of an object algebra for DOQL [15, 16]. 4. The implementation of a data ow query execution engine for the algebra, the implementation of an interface between the DOQL query compiler and the underlying OODBMS, and the design and implementation of an algebraic query optimiser for DOQL [17] ....
P. R. F. Sampaio and N. W. Paton. Deductive queries in ODMG databases: the DOQL approach. In Proc. of the 5th Intl. Conference on Object-Oriented Information Systems (OOIS), pages 57-74, Paris, France, 1998. Springer-Verlag.
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