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Posted to jira@arrow.apache.org by "Andy Grove (Jira)" <ji...@apache.org> on 2020/12/24 19:04:00 UTC

[jira] [Assigned] (ARROW-10759) [Rust][DataFusion] Implement support for casting string to date in sql expressions

     [ https://issues.apache.org/jira/browse/ARROW-10759?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andy Grove reassigned ARROW-10759:
----------------------------------

    Assignee: Yordan Pavlov

> [Rust][DataFusion] Implement support for casting string to date in sql expressions
> ----------------------------------------------------------------------------------
>
>                 Key: ARROW-10759
>                 URL: https://issues.apache.org/jira/browse/ARROW-10759
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Rust - DataFusion
>    Affects Versions: 2.0.0
>            Reporter: Yordan Pavlov
>            Assignee: Yordan Pavlov
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.0.0
>
>          Time Spent: 3h 10m
>  Remaining Estimate: 0h
>
> If DataFusion had support for creating date literals using a cast expression such as 
>  CAST('2019-01-01' AS DATE) this would allow a user-friendly way for direct (and therefore more efficient) comparison of date columns to scalar values (compared to representing dates as strings and then resorting to string comparison).
>  I already have a basic implementation that works, just have to add some more tests.



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