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Dehuri et al., 2007 - Google Patents

Parallel processing of OLAP queries using a cluster of workstations

Dehuri et al., 2007

Document ID
1950935347497037190
Author
Dehuri S
Mall R
Publication year
Publication venue
International Journal of Information Technology & Decision Making

External Links

Snippet

Online analytical processing (OLAP) queries normally incur enormous processing overheads due to the huge size of data warehouses. This results in unacceptable response times. Parallel processing using a cluster of workstations has of late emerged as a practical …
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Classifications

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    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/30Information retrieval; Database structures therefor; File system structures therefor
    • G06F17/30286Information retrieval; Database structures therefor; File system structures therefor in structured data stores
    • G06F17/30386Retrieval requests
    • G06F17/30424Query processing
    • G06F17/30477Query execution
    • G06F17/30483Query execution of query operations
    • G06F17/30486Unary operations; data partitioning operations
    • G06F17/30492Efficient disk access during query execution
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
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    • G06F17/30386Retrieval requests
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    • G06F17/30533Other types of queries
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
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    • G06F17/30442Query optimisation
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    • G06COMPUTING; CALCULATING; COUNTING
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    • G06F17/30587Details of specialised database models
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    • G06COMPUTING; CALCULATING; COUNTING
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    • G06F17/30286Information retrieval; Database structures therefor; File system structures therefor in structured data stores
    • G06F17/30312Storage and indexing structures; Management thereof
    • G06F17/30321Indexing structures
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    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
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    • G06F17/30286Information retrieval; Database structures therefor; File system structures therefor in structured data stores
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    • G06F17/30943Information retrieval; Database structures therefor; File system structures therefor details of database functions independent of the retrieved data type
    • G06F17/30946Information retrieval; Database structures therefor; File system structures therefor details of database functions independent of the retrieved data type indexing structures
    • GPHYSICS
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    • Y10S707/99943Generating database or data structure, e.g. via user interface
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