METHOD, APPARATUS AND DATA STRUCTURE FOR COPYING VALUES OF A TABLE OF A DATABASE

A method for copying values of a table of a database between a primary memory and a secondary memory is provided, wherein the table is organized in a plurality of stripes and a plurality of vertical partitions, wherein a stripe comprises at least two rows of the table and a vertical partition compri...

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Bibliographic Details
Main Authors Chen, Zhibiao, Levy, Eliezer, Avitzur, Aharon, Goikman, Shay, Wolski, Antoni, Dar, Usama
Format Patent
LanguageEnglish
French
German
Published 26.01.2022
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A method for copying values of a table of a database between a primary memory and a secondary memory is provided, wherein the table is organized in a plurality of stripes and a plurality of vertical partitions, wherein a stripe comprises at least two rows of the table and a vertical partition comprises one or more columns of the table, wherein the table is stored as a plurality of segments, wherein a segment comprises values at a cross-section of a stripe and a vertical partition, and wherein a segment stores adjacent column values in adjacent locations of the primary or the secondary memory, the method comprising a step of selecting one or more segments and copying the one or more selected segments between the primary memory and the secondary memory.
Bibliography:Application Number: EP20150162563