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  1. Spark
  2. SPARK-46070

Precompile regex patterns in SparkDateTimeUtils.getZoneId

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.5.0
    • 4.0.0
    • SQL

    Description

      SparkDateTimeUtils.getZoneId uses String.replaceFirst method, that internally does a Pattern.compile(regex). This method is called once for each dataset row when using functions like from_utc_timestamp.

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            tanelk Tanel Kiis Assign to me
            tanelk Tanel Kiis
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