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[SPARK-1368][SQL] Optimized HiveTableScan #758

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[SPARK-1368][SQL] Optimized HiveTableScan #758

wants to merge 5 commits into from

Commits on May 28, 2014

  1. [SPARK-1368] Optimized HiveTableScan

    @liancheng
    liancheng committed May 28, 2014
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  2. Using ColumnProjectionUtils to optimise RCFile and ORC column pruning

    @liancheng
    liancheng committed May 28, 2014
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  3. Added SortedOperation pattern to match *some* definitely sorted opera… 

    …tions and avoid some sorting cost in HiveComparisonTest.
    @liancheng
    liancheng committed May 28, 2014
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  4. More HiveTableScan optimisations: 

    - Using mutable pairs
- Avoiding pattern matching (Array.unapply function calls)
    @liancheng
    liancheng committed May 28, 2014
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  5. Distinguishes sorted and possibly not sorted operations more accurate… 

    …ly in HiveComparisonTest
    @liancheng
    liancheng committed May 28, 2014
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