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  1. Apache Arrow
  2. ARROW-8553

[C++] Optimize unaligned bitmap operations

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 0.17.0
    • 1.0.0
    • C++

    Description

      Currently, BitmapAnd uses a bit-by-bit loop for unaligned inputs. Using Bitmap::VisitWords instead would probably yield a manyfold performance increase.

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              yibocai Yibo Cai
              apitrou Antoine Pitrou
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