Databases and database indexes

Details Databases and database indexes Databases and database indexes

G - Physics

06

F

G06F 17/30 (2006.01)

Patent

CA 2680217

A database system uses indexes to improve performance. The system can use one or more of the following: differentiated sub fields for index clustering; set function calculations to reduce the amount of I/O; and/or using an inferred index in a circular table.

L'invention concerne un système de base de données utilisant des indices pour améliorer les performances. Le système peut utiliser un ou plusieurs des éléments suivants : des sous-champs différenciés pour le regroupement d'indices ; des calculs de fonction établis pour réduire la quantité de E/S ; et/ou l'utilisation d'un indice théorique dans une table circulaire.

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