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  1. Tajo
  2. TAJO-1659

Simplify scan iteration in SeqScan

    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.11.0
    • Component/s: Physical Operator
    • Labels:
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      Description

      SeqScanExec internally uses if-condition branch to perform filter iteration or full-scan iteration on a table. It is possible to cause branch misprediction. Also, this approach makes code messy. This patch introduce an scan iterator to simplify the if-condition branch.

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              • Assignee:
                hyunsik Hyunsik Choi
                Reporter:
                hyunsik Hyunsik Choi
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                • Created:
                  Updated:
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