Database apparatus

G - Physics – 06 – F

Patent

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Details

G06F 17/30 (2006.01) G06F 7/02 (2006.01)

Patent

CA 2262593

A data processing system including a processor device associated with memory device. The processor is capable of running user application programs capable of communicating with a database management system that includes database file management system, for accessing data records stored in the memory. The database file management system includes: probabilistic access indexing file (PAIF) having a plurality of nodes and links (91). The leave nodes of the PAIF are associated with data records accessible to the user application program. A portion of the data record constitutes a search-key (12345).

L'invention concerne un système de traitement de données comprenant un processeur associé à une mémoire. Le processeur est capable d'exécuter des programmes d'application utilisateur capable de communiquer avec un système de gestion de base de données comportant un système de gestion de fichiers de base de données permettant d'accéder aux données stockées en mémoire. Le système de gestion de fichiers de la base de données comprend: un fichier d'indexation d'accès probabiliste (PAIF) comportant une pluralité de noeuds et de liens (91). Les noeuds de sortie du PAIF sont associés aux enregistrements de données accessibles par le programme d'application utilisateur, une partie de l'enregistrement de données constituant une clé de recherche (12345).

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