Preference evaluation techniques of preference queries in database
Preference queries are considered as a major necessity tool in today’s database management system (DBMS). Adopting preference queries in the database application systems enable users to determine more than one objective in the submitted query which result into more accurate results compared to the t...
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iium-366692017-06-13T05:06:53Z http://irep.iium.edu.my/36669/ Preference evaluation techniques of preference queries in database Aljuboori, Ali A.Alwan Ibrahim, Hamidah Udzir, Nur Izura Sidi, Fatimah ZA4450 Databases Preference queries are considered as a major necessity tool in today’s database management system (DBMS). Adopting preference queries in the database application systems enable users to determine more than one objective in the submitted query which result into more accurate results compared to the traditional queries. Preference queries prefer one data item (tuple) p over the other data item (tuple) q if and only if p is better than q in all dimensions (attributes) and not worse than q in at least one dimension (attribute). Several preference evaluation techniques for preference queries have been proposed which aimed at finding the “best” results that meet the user preferences. These include but not limited to top-k, skyline, ranked skylines, k-representative dominance, k-dominance, top-k dominating, and k-frequency. This paper attempts to survey and analyze the following preference evaluation techniques of query processing in database systems: top-k, skyline, top-k dominating, k-dominance, and k-frequency by highlighting the strengths and the weaknesses of each technique. IJoAT Foundation 2013-03-15 Article PeerReviewed application/pdf en http://irep.iium.edu.my/36669/4/The_Published_Version_%28Preference_Evaluation_Techniques_of_Preference_Queries_in_Database%29.pdf Aljuboori, Ali A.Alwan and Ibrahim, Hamidah and Udzir, Nur Izura and Sidi, Fatimah (2013) Preference evaluation techniques of preference queries in database. International Journal of Advancements in Computing Technology, 5 (5). pp. 756-766. ISSN 2005-8039 http://www.aicit.org/IJACT/ppl/coverpage/IJACT3402764059toc.pdf 10.4156/ijact.vol5.issue5.91 |
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ZA4450 Databases Aljuboori, Ali A.Alwan Ibrahim, Hamidah Udzir, Nur Izura Sidi, Fatimah Preference evaluation techniques of preference queries in database |
description |
Preference queries are considered as a major necessity tool in today’s database management system (DBMS). Adopting preference queries in the database application systems enable users to determine more than one objective in the submitted query which result into more accurate results compared to the traditional queries. Preference queries prefer one data item (tuple) p over the other data item (tuple) q if and only if p is better than q in all dimensions (attributes) and not worse than q in at least one dimension (attribute). Several preference evaluation techniques for preference queries have been proposed which aimed at finding the “best” results that meet the user preferences. These include but not limited to top-k, skyline, ranked skylines, k-representative dominance, k-dominance, top-k dominating, and k-frequency. This paper attempts to survey and analyze the following preference evaluation techniques of query processing in database systems: top-k, skyline, top-k dominating, k-dominance, and k-frequency by highlighting the strengths and the weaknesses of each technique. |
format |
Article |
author |
Aljuboori, Ali A.Alwan Ibrahim, Hamidah Udzir, Nur Izura Sidi, Fatimah |
author_facet |
Aljuboori, Ali A.Alwan Ibrahim, Hamidah Udzir, Nur Izura Sidi, Fatimah |
author_sort |
Aljuboori, Ali A.Alwan |
title |
Preference evaluation techniques of preference queries in database |
title_short |
Preference evaluation techniques of preference queries in database |
title_full |
Preference evaluation techniques of preference queries in database |
title_fullStr |
Preference evaluation techniques of preference queries in database |
title_full_unstemmed |
Preference evaluation techniques of preference queries in database |
title_sort |
preference evaluation techniques of preference queries in database |
publisher |
IJoAT Foundation |
publishDate |
2013 |
url |
http://irep.iium.edu.my/36669/ http://irep.iium.edu.my/36669/ http://irep.iium.edu.my/36669/ http://irep.iium.edu.my/36669/4/The_Published_Version_%28Preference_Evaluation_Techniques_of_Preference_Queries_in_Database%29.pdf |
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2023-09-18T20:52:32Z |
last_indexed |
2023-09-18T20:52:32Z |
_version_ |
1777410090215669760 |