by Leung Wing Man. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1996. / Includes bibliographical references (leaves 73-75). / Abstract --- p.i / Acknowledgements --- p.iii / Chapter 1 --- Introduction --- p.1 / Chapter 2 --- Background --- p.7 / Chapter 2.1 --- What is Mobile Computing? --- p.7 / Chapter 2.1.1 --- Applications of Mobile Computing --- p.8 / Chapter 2.1.2 --- New Challenges of Mobile Computing --- p.9 / Chapter 2.2 --- Related Work --- p.12 / Chapter 2.2.1 --- Lazy Replicated File Service --- p.12 / Chapter 2.2.2 --- Dividing the Database into Clusters --- p.14 / Chapter 2.2.3 --- Applying Causal Consistency --- p.15 / Chapter 2.3 --- Summary --- p.16 / Chapter 2.4 --- Serializability and Concurrency Control --- p.17 / Chapter 3 --- System Model and Suggested Protocol --- p.20 / Chapter 3.1 --- System Model --- p.20 / Chapter 3.2 --- Cache Management --- p.21 / Chapter 3.2.1 --- Version Control Mechanism --- p.22 / Chapter 3.2.2 --- Cache Consistency --- p.22 / Chapter 3.2.3 --- Request Data from Servers --- p.25 / Chapter 3.2.4 --- Invalidation Report --- p.27 / Chapter 3.2.5 --- Data Broadcasting --- p.30 / Chapter 4 --- Simulation Study --- p.32 / Chapter 4.1 --- Physical Queuing Model --- p.32 / Chapter 4.2 --- Logical System Model --- p.33 / Chapter 4.3 --- Parameter Setting --- p.34 / Chapter 4.4 --- The Significance of the Length of Invalidation Range --- p.37 / Chapter 4.4.1 --- Performance with Different Invalidation Range --- p.38 / Chapter 4.4.2 --- Increasing the Update Frequency --- p.40 / Chapter 4.4.3 --- Impact of Piggybacking Popular Data --- p.41 / Chapter 4.4.4 --- Increasing the Disconnection Period --- p.42 / Chapter 4.5 --- Comparison of the Proposed Protocol with the Amnesic Terminal Protocol --- p.44 / Chapter 4.5.1 --- Setting a Short Timeout Period --- p.45 / Chapter 4.5.2 --- Extending the Timeout Period --- p.46 / Chapter 4.5.3 --- Increasing the Frequency of Temporary Disconnection --- p.48 / Chapter 4.5.4 --- Increasing the Frequency of Crossing Boundaries --- p.49 / Chapter 4.6 --- Evaluate the Performance Gain with Piggybacking Message --- p.50 / Chapter 4.6.1 --- Adding Piggybacking Messages --- p.51 / Chapter 4.6.2 --- Reducing the Number of Popular Data --- p.52 / Chapter 4.6.3 --- Increasing the Frequency of Updates --- p.53 / Chapter 4.7 --- Behaviour of the Proposed Protocol --- p.54 / Chapter 4.7.1 --- Finding Maximum Number of Mobile Computers --- p.54 / Chapter 4.7.2 --- Interchanging the Frequency of Read-Only and Update Transactions --- p.55 / Chapter 5 --- Partially Replicated Database System --- p.57 / Chapter 5.1 --- Proposed Amendments --- p.57 / Chapter 5.1.1 --- Not Cache Partially Replicated Data ( Method 1 ) --- p.58 / Chapter 5.1.2 --- Drop Partially Replicated Data ( Method 2 ) --- p.59 / Chapter 5.1.3 --- Attaching Server-List ( Method 3 ) --- p.59 / Chapter 5.2 --- Experiments and Interpretation --- p.60 / Chapter 5.2.1 --- Partially Replicated Data with High Accessing Probability --- p.61 / Chapter 5.2.2 --- Reducing the Cache Size --- p.64 / Chapter 5.2.3 --- Partially Replicated Data with Low Accessing Probability --- p.65 / Chapter 6 --- Conclusions and Future Work --- p.70 / Chapter 6.1 --- Future Work --- p.72 / Bibliography --- p.73 / Chapter A --- Version Control Mechanism for Servers --- p.76
| Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_321554 |
| Date | January 1996 |
| Contributors | Leung, Wing Man., Chinese University of Hong Kong Graduate School. Division of Computer Science and Engineering. |
| Publisher | Chinese University of Hong Kong |
| Source Sets | The Chinese University of Hong Kong |
| Language | English |
| Detected Language | English |
| Type | Text, bibliography |
| Format | print, ix, 77 leaves : ill. ; 30 cm. |
| Rights | Use of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/) |
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