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https://issues.apache.org/jira/browse/SPARK-39280?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17722078#comment-17722078
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ASF GitHub Bot commented on SPARK-39280:
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User 'Hisoka-X' has created a pull request for this issue:
https://github.com/apache/spark/pull/41078
> Speed up Timestamp type inference with user-provided format in JSON/CSV data
> source
> -----------------------------------------------------------------------------------
>
> Key: SPARK-39280
> URL: https://issues.apache.org/jira/browse/SPARK-39280
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.4.0
> Reporter: Gengliang Wang
> Priority: Minor
>
> The optimization of {{DefaultTimestampFormatter}} has been implemented in
> [#36562|https://github.com/apache/spark/pull/36562] , this ticket adds the
> optimization of user-provided format. The basic logic is to prevent the
> formatter from throwing exceptions, and then use catch to determine whether
> the parsing is successful.
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