can be used to represent the data relationships within the conceptual schema of the ANSI/SPARC DBMS model since it can support database submodels, also called external schema, and maintain the integrity of the submodels with respect to the integrity constraints expressable in the structural model...
Selection of a set of optimal n-grams for indexing string data in a DBMS system under space constraints introduced by the system The present invention provides a computer-readable medium and system for selecting a set of n-grams for indexing string data in a DBMS system. Aspects of the inven...