[jira] [Updated] (ARROW-7179) [C++][Compute] Consolidate fill_null and coalesce

["David Li (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-7179?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Li updated ARROW-7179:
----------------------------
    Summary: [C++][Compute] Consolidate fill_null and coalesce  (was: [C++][Compute] Array support for fill_null)

> [C++][Compute] Consolidate fill_null and coalesce
> -------------------------------------------------
>
>                 Key: ARROW-7179
>                 URL: https://issues.apache.org/jira/browse/ARROW-7179
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>    Affects Versions: 0.15.1
>            Reporter: Ben Kietzman
>            Priority: Major
>              Labels: analytics
>
> Add kernels to support which replacing null values in an array with values taken from corresponding slots in another array:
> {code}
> fill_null([1, null, null, 3], [5, 6, null, 8]) -> [1, 6, null, 3]
> {code}



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