[ 
https://issues.apache.org/jira/browse/ARROW-843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Francois Saint-Jacques updated ARROW-843:
-----------------------------------------
    Summary: [C++] Implement Schema unification, merging unequal but equivalent 
schemas  (was: [C++] Parquet merging unequal but equivalent schemas)

> [C++] Implement Schema unification, merging unequal but equivalent schemas
> --------------------------------------------------------------------------
>
>                 Key: ARROW-843
>                 URL: https://issues.apache.org/jira/browse/ARROW-843
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++, C++ - Dataset
>            Reporter: Wes McKinney
>            Priority: Major
>              Labels: dataset, parquet
>             Fix For: 1.0.0
>
>
> Some Parquet datasets may contain schemas with mixed REQUIRED/OPTIONAL 
> repetition types. While such schemas aren't strictly equal, we will need to 
> consider them equivalent on the read path



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

Reply via email to