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Posted to jira@arrow.apache.org by "Todd Farmer (Jira)" <ji...@apache.org> on 2022/07/12 14:05:02 UTC

[jira] [Assigned] (ARROW-12290) [Rust][DataFusion] Add input_file_name function

     [ https://issues.apache.org/jira/browse/ARROW-12290?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Todd Farmer reassigned ARROW-12290:
-----------------------------------

    Assignee:     (was: Mike Seddon)

This issue was last updated over 90 days ago, which may be an indication it is no longer being actively worked. To better reflect the current state, the issue is being unassigned. Please feel free to re-take assignment of the issue if it is being actively worked, or if you plan to start that work soon.

> [Rust][DataFusion] Add input_file_name function
> -----------------------------------------------
>
>                 Key: ARROW-12290
>                 URL: https://issues.apache.org/jira/browse/ARROW-12290
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Rust
>            Reporter: Mike Seddon
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 2h 40m
>  Remaining Estimate: 0h
>
> For lineage and diffing purposes (used by protocols like DeltaLake) it can be useful to know the source of input data for a Dataframe. This adds the `input_file_name` function which, like Spark, returns the name of the file being read, or NULL if not available.



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