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  1. IMPALA
  2. IMPALA-8891

concat_ws() null handling is non-standard

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • Impala 3.2.0, Impala 3.3.0
    • Impala 3.4.0
    • Backend

    Description

      grahn reports

      Looks like Impala’s CONCAT_WS() does not behave correctly if an argument is NULL — it returns NULL and it should not. Mismatch between Hive/MySQL and Impala (and apologies for not filing a bug)

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            jichen0919 jichen
            tarmstrong Tim Armstrong
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              Updated:
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