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https://issues.apache.org/jira/browse/SPARK-34978?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shixiong Zhu resolved SPARK-34978.
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Resolution: Duplicate
This has been added by SPARK-37219
> Support time-travel SQL syntax
> ------------------------------
>
> Key: SPARK-34978
> URL: https://issues.apache.org/jira/browse/SPARK-34978
> Project: Spark
> Issue Type: New Feature
> Components: SQL
> Affects Versions: 3.1.1
> Reporter: Yann Byron
> Priority: Major
>
> Some DataSource have the ability to query the older snapshot, like Delta.
> The syntax may be like `TIMESTAMP AS OF '
> 2018-10-18 22:15:12' ` to query the snapshot closest to this time point, or
> `VERSION AS OF 12` to query the 12th snapshot.
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