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  1. Spark
  2. SPARK-20302

Short circuit cast when from and to types are structurally the same

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.1.0
    • 2.2.0
    • SQL
    • None

    Description

      When we perform a cast expression and the from and to types are structurally the same (having the same structure but different field names), we should be able to skip the actual cast.

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            rxin Reynold Xin
            rxin Reynold Xin
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