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https://issues.apache.org/jira/browse/SPARK-42564?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun closed SPARK-42564.
---------------------------------
> Implement Dataset.version and Dataset.time
> ------------------------------------------
>
> Key: SPARK-42564
> URL: https://issues.apache.org/jira/browse/SPARK-42564
> Project: Spark
> Issue Type: New Feature
> Components: Connect
> Affects Versions: 3.4.0
> Reporter: Herman van Hövell
> Assignee: Pan Bingkun
> Priority: Major
> Fix For: 3.4.1
>
>
> Implement Dataset.version and Dataset.time
> {code:java}
> /**
> * The version of Spark on which this application is running.
> *
> * @since 2.0.0
> */
> def version: String = SPARK_VERSION
> /**
> * Executes some code block and prints to stdout the time taken to execute
> the block. This is
> * available in Scala only and is used primarily for interactive testing and
> debugging.
> *
> * @since 2.1.0
> */
> def time[T](f: => T): T = {
> val start = System.nanoTime()
> val ret = f
> val end = System.nanoTime()
> // scalastyle:off println
> println(s"Time taken: ${NANOSECONDS.toMillis(end - start)} ms")
> // scalastyle:on println
> ret
> } {code}
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