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  1. Spark
  2. SPARK-9938

Constant folding in binaryComparison

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    • Improvement
    • Status: Closed
    • Major
    • Resolution: Won't Fix
    • None
    • None
    • SQL
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    Description

      When we are comparing a int column with long literal, a < Int.MaxValue.toLong + 1L as a example, the analyzed plan would be LessThan(Cast(a, LongType), Literal).
      The result of predicate is determined and we could fold this at optimization phase.

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        relates to

        Bug - A problem which impairs or prevents the functions of the product. SPARK-9182 filter and groupBy on DataFrames are not passed through to jdbc source

        • Critical - Crashes, loss of data, severe memory leak.
        • Resolved
        links to

        Pull request #8165 [Github] Pull Request #8165 (yjshen)

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            Unassigned Unassigned
            yijieshen Yijie Shen
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