Generalized key indexes

Data processing: database and file management or data structures – Database design – Data structure types

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395683, G06F 1730

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active

058707476

ABSTRACT:
Generalized key indexes enable a first table of a relational database to be indexed using an index key and index conditions, wherein either or both of the index key and index conditions may reference multiple tables of the database or may be an expression using fields of one or more tables other than the first table. The generalized key indexes directly associate generalized index key values with record identifiers of records of the first table, thus enabling efficient storage and data retrieval.

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