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  1. Spark
  2. SPARK-8829 Improve expression performance
  3. SPARK-9401

Fully implement code generation for ConcatWs

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 1.6.0
    • SQL
    • None

    Description

      In ConcatWs, we fall back to interpreted mode if the input is a mix of string and array of strings. We should have code gen for those as well.

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            yijieshen Yijie Shen
            rxin Reynold Xin
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