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Posted to jira@arrow.apache.org by "Andrew Lamb (Jira)" <ji...@apache.org> on 2020/12/08 11:21:00 UTC

[jira] [Resolved] (ARROW-10732) [Rust] [DataFusion] Add SQL support for table/relation aliases and compound identifiers

     [ https://issues.apache.org/jira/browse/ARROW-10732?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Lamb resolved ARROW-10732.
---------------------------------
    Fix Version/s: 3.0.0
       Resolution: Fixed

Issue resolved by pull request 8839
[https://github.com/apache/arrow/pull/8839]

> [Rust] [DataFusion] Add SQL support for table/relation aliases and compound identifiers
> ---------------------------------------------------------------------------------------
>
>                 Key: ARROW-10732
>                 URL: https://issues.apache.org/jira/browse/ARROW-10732
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: Rust - DataFusion
>    Affects Versions: 3.0.0
>            Reporter: Andy Grove
>            Assignee: Andy Grove
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.0.0
>
>          Time Spent: 5h 40m
>  Remaining Estimate: 0h
>
> We need to support referencing columns in queries using table name and/or alias prefixes so that we can support use cases such as joins between tables that have duplicate column names.
> For example:
> {code:java}
> SELECT t1.id, t1.name, t2.name FROM t1 JOIN t2 ON t1.id = t2.id {code}



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