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  1. Spark
  2. SPARK-18601

Simplify Create/Get complex expression pairs in optimizer

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 2.2.0
    • SQL
    • None

    Description

      It often happens that a complex object (struct/map/array) is created only to get elements from it in an subsequent expression. We can add an optimizer rule for this.

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            eyalfa Eyal Farago
            hvanhovell Herman van Hövell
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