Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency
Distributed computing is very popular in the field of computer science and is widely used in web applications. In such systems, tasks and resources are partitioned among several computers so that the workload can be shared among the different computers in the network, in contrast to systems using a...
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ndltd-uottawa.ca-oai-ruor.uottawa.ca-10393-205782021-07-01T05:23:56Z Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency Ben Hafaiedh, Khaled Bochmann, Gregor b-tree b+tree p2p data-structure distributed computing systems design distributed tree data structure data vailidity Distributed computing is very popular in the field of computer science and is widely used in web applications. In such systems, tasks and resources are partitioned among several computers so that the workload can be shared among the different computers in the network, in contrast to systems using a single server computer. Distributed system designs are used for many practical reasons and are often found to be more scalable, robust and suitable for many applications. The aim of this thesis is to study the properties of a distributed tree data-structure that allow searches, insertions and deletions of data elements. In particular, the b- tree structure [13] is considered, which is a generalization of a binary search tree. The study consists of analyzing the effect of distributing such a tree among several computers and investigates the behavior of such structure over a long period of time by growing the network of computers supporting the tree, while the state of the structure is instantly updated as insertions and deletions operations are performed. It also attempts to validate the necessary and sufficient invariants of the b-tree-structure that guarantee the correctness of the search operations. A simulation study is also conducted to verify the validity of such distributed data-structure and the performance of the algorithm that implements it. Finally, a discussion is provided in the end of the thesis to compare the performance of the system design with other distributed tree structure designs. 2012-01-18T19:40:42Z 2012-01-18T19:40:42Z 2012 2012 Thesis http://hdl.handle.net/10393/20578 http://dx.doi.org/10.20381/ruor-5380 en application/pdf Université d'Ottawa / University of Ottawa |
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b-tree b+tree p2p data-structure distributed computing systems design distributed tree data structure data vailidity |
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b-tree b+tree p2p data-structure distributed computing systems design distributed tree data structure data vailidity Ben Hafaiedh, Khaled Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency |
description |
Distributed computing is very popular in the field of computer science and is widely used in web applications. In such systems, tasks and resources are partitioned among several computers so that the workload can be shared among the different computers in the network, in contrast to systems using a single server computer. Distributed system designs are used for many practical reasons and are often found to be more scalable, robust and suitable for many applications.
The aim of this thesis is to study the properties of a distributed tree data-structure that allow searches, insertions and deletions of data elements. In particular, the b- tree structure [13] is considered, which is a generalization of a binary search tree. The study consists of analyzing the effect of distributing such a tree among several computers and investigates the behavior of such structure over a long period of time by growing the network of computers supporting the tree, while the state of the structure is instantly updated as insertions and deletions operations are performed. It also attempts to validate the necessary and sufficient invariants of the b-tree-structure that guarantee the correctness of the search operations.
A simulation study is also conducted to verify the validity of such distributed data-structure and the performance of the algorithm that implements it. Finally, a discussion is provided in the end of the thesis to compare the performance of the system design with other distributed tree structure designs. |
author2 |
Bochmann, Gregor |
author_facet |
Bochmann, Gregor Ben Hafaiedh, Khaled |
author |
Ben Hafaiedh, Khaled |
author_sort |
Ben Hafaiedh, Khaled |
title |
Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency |
title_short |
Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency |
title_full |
Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency |
title_fullStr |
Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency |
title_full_unstemmed |
Studying the Properties of a Distributed Decentralized b+ Tree with Weak-Consistency |
title_sort |
studying the properties of a distributed decentralized b+ tree with weak-consistency |
publisher |
Université d'Ottawa / University of Ottawa |
publishDate |
2012 |
url |
http://hdl.handle.net/10393/20578 http://dx.doi.org/10.20381/ruor-5380 |
work_keys_str_mv |
AT benhafaiedhkhaled studyingthepropertiesofadistributeddecentralizedbtreewithweakconsistency |
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