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Reseach Article

Enhancement of a Data Warehouse Performance using Association Rules Technique

by Walid Moudani, Mohammad Hussein, Mirna Moukhtar, Félix Mora-Camino
International Journal of Computer Applications
Foundation of Computer Science (FCS), NY, USA
Volume 21 - Number 7
Year of Publication: 2011
Authors: Walid Moudani, Mohammad Hussein, Mirna Moukhtar, Félix Mora-Camino
10.5120/2521-3428

Walid Moudani, Mohammad Hussein, Mirna Moukhtar, Félix Mora-Camino . Enhancement of a Data Warehouse Performance using Association Rules Technique. International Journal of Computer Applications. 21, 7 ( May 2011), 29-37. DOI=10.5120/2521-3428

@article{ 10.5120/2521-3428,
author = { Walid Moudani, Mohammad Hussein, Mirna Moukhtar, Félix Mora-Camino },
title = { Enhancement of a Data Warehouse Performance using Association Rules Technique },
journal = { International Journal of Computer Applications },
issue_date = { May 2011 },
volume = { 21 },
number = { 7 },
month = { May },
year = { 2011 },
issn = { 0975-8887 },
pages = { 29-37 },
numpages = {9},
url = { https://ijcaonline.org/archives/volume21/number7/2521-3428/ },
doi = { 10.5120/2521-3428 },
publisher = {Foundation of Computer Science (FCS), NY, USA},
address = {New York, USA}
}
%0 Journal Article
%1 2024-02-06T20:07:54.962809+05:30
%A Walid Moudani
%A Mohammad Hussein
%A Mirna Moukhtar
%A Félix Mora-Camino
%T Enhancement of a Data Warehouse Performance using Association Rules Technique
%J International Journal of Computer Applications
%@ 0975-8887
%V 21
%N 7
%P 29-37
%D 2011
%I Foundation of Computer Science (FCS), NY, USA
Abstract

The data warehouse holds information management and turns it into meaningful management information, from which, very interesting patterns can be discovered by applying knowledge discovery process. As the update of the Data Warehouse is not too frequent, it is possible to improve query performance while storing the data retrieved by them in a cache. However, the most powerful systems have a small capacity to store the entire database in memory cache. The caching chunks technique is designed to keep in cache the query results in the form of chunks of values, instead of storing them in large tables. In this paper, we propose a new technique for caching multidimensional queries based on association rules. Using this technique will allow all users to enjoy the benefits of Data Warehousing in the best manner, and also to improve performance and also increase the use of the system while reducing the response time. The technique is build using an architecture comprising a data warehouse, a memory cache on the server and a one on each user's machine, in which the association rules and query results are stored. These results are kept in the form of chunks to enjoy all the advantages of the technique of fragmentation into chunks. This approach has been implemented and tested over a real huge data followed by displaying the results and analyzes.

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Index Terms

Computer Science
Information Sciences

Keywords

Data Warehouse Data Mining OLAP Association Rules Cache based on chunks