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https://issues.apache.org/jira/browse/SPARK-32209?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun resolved SPARK-32209.
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Fix Version/s: 3.1.0
Resolution: Fixed
Issue resolved by pull request 28999
[https://github.com/apache/spark/pull/28999]
> Re-use GetTimestamp in ParseToDate
> ----------------------------------
>
> Key: SPARK-32209
> URL: https://issues.apache.org/jira/browse/SPARK-32209
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: Maxim Gekk
> Assignee: Maxim Gekk
> Priority: Minor
> Fix For: 3.1.0
>
>
> Replace the combination of expressions SecondsToTimestamp and UnixTimestamp
> by GetTimestamp in ParseToDate. This will allow to eliminate unnecessary
> parsing overhead in: string -> timestamp -> long (seconds) -> timestamp ->
> date. After the changes, the chain will be: string -> timestamp -> date.
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