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From "Wes McKinney (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ARROW-316) Finalize Date type
Date Thu, 16 Mar 2017 19:07:41 GMT

    [ https://issues.apache.org/jira/browse/ARROW-316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15928667#comment-15928667
] 

Wes McKinney commented on ARROW-316:
------------------------------------

In the interest of an expedient resolution, I opened PR https://github.com/apache/arrow/pull/390
for discussion. 

As an extra data point, the {{DateUnit::DAY}} 32-bit representation is the one used by PostgreSQL.


> Finalize Date type
> ------------------
>
>                 Key: ARROW-316
>                 URL: https://issues.apache.org/jira/browse/ARROW-316
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Format
>            Reporter: Julien Le Dem
>            Assignee: Julien Le Dem
>             Fix For: 0.3.0
>
>
> Parquet defines it as: "number of days from the Unix epoch, 1 January 1970."
> https://github.com/apache/parquet-format/blob/master/LogicalTypes.md#datetime-types
> We should make it the same.



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