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https://issues.apache.org/jira/browse/ARROW-11055?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Lamb resolved ARROW-11055.
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Fix Version/s: 3.0.0
Resolution: Fixed
Issue resolved by pull request 9040
[https://github.com/apache/arrow/pull/9040]
> [Rust] [DataFusion] Support date_trunc function
> -----------------------------------------------
>
> Key: ARROW-11055
> URL: https://issues.apache.org/jira/browse/ARROW-11055
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Rust - DataFusion
> Reporter: Pavel Tiunov
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.0.0
>
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> Support date_trunc SQL function to truncate timestamps into the desired
> granularity similar to Postgres and other major SQL databases. For example
> {code:java}
> SELECT date_trunc(timestamp, 'day') as day, count(*) FROM orders GROUP BY day
> {code}
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