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Improving the Efficiency of Bitmap Indexes for Data Warehouses

DEDICATION第6-7页
Abstract第7-8页
LIST OF FIGURES第11-13页
LIST OF TABLES第13-14页
CHAPTER 1:INTRODUCTION第14-34页
    1.1 Overview of Decision Support Systems第15页
    1.2 Data Warehouses and OLAP:Basic Concepts第15-21页
        1.2.1 Online Analytical Processing第16页
        1.2.2 Data Warehouses第16-21页
    1.3 Indexing Techniques for Data Warehouses第21-25页
        1.3.1 Multidimensional Array-Based Techniques第21页
        1.3.2 B-Tree Based Multidimensional Indexing Techniques第21-22页
        1.3.3 Hierarchical Indexing Techniques第22-23页
        1.3.4 Projection Index第23页
        1.3.5 Bitmap Indexing Techniques第23-25页
    1.4 Variations of Bitmap Indices第25-31页
        1.4.1 Basic Bitmap Index第25-26页
        1.4.2 Encoding-Based Bitmap Indexes第26-29页
        1.4.3 Bit-Sliced Index第29-30页
        1.4.4 Join Index第30-31页
    1.5 Bitmap Indexes Supported by Commercial DMBS Products第31-32页
    1.6 Motivation and Contribution of the Thesis第32页
    1.7 Outline of the Thesis第32-34页
CHAPTER 2:PERFORMANCE OF BITMAP INDEXES FOR HIGH-CARDINALITY ATTRIBUTES第34-50页
    2.1 Background第34-35页
    2.2 Low-Cardinality Attributes vs.High-Cardinality Attributes第35-36页
    2.3 Compression Techniques for Bitmap Indices第36-41页
        2.3.1 BBC Bitmap Compression Scheme第36-38页
        2.3.2 WAH Bitmap Compression Scheme第38-41页
    2.4 Compressed Sizes of Bitmap Indices第41-46页
        2.4.1 The Counting Groups第41-43页
        2.4.2 Sizes of Random Bitmaps第43-45页
        2.4.3 Sizes of WAH Compressed Bitmap Indices第45-46页
    2.5 Binning第46-48页
    2.6 Bitmap Index Tuning第48-50页
CHAPTER 3:IMPROVING BITMAP INDICES COMPRESSION BY DATA REORDERING第50-55页
    3.1 The Proposed Strategy第50-51页
    3.2 Improving Bitmap Compression by Tuple Reordering第51-54页
        3.2.1 Problem Formulation第51-53页
        3.2.2 Reduction to the Traveling Salesperson Problem第53-54页
    3.3 Limitations of the Proposed Strategy第54-55页
CHAPTER 4:EXPERIMENTAL RESULTS第55-64页
    4.1 Experiment Environment:FastBit第55-56页
    4.2 Performance of the Proposed Strategy第56-64页
        4.2.1 Index Size第56-61页
        4.2.2 Query Response Time第61-64页
CHAPTER 5:CONCLUSIONS AND FUTURE WORK第64-66页
REFERENCES第66-70页
ACKNOWLEDGEMENTS第70-71页
附录A:详细中文摘要第71-73页
APPENDIX B:PUBLISHED PAPER第73-78页

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