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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-13714) Tighten up our compatibility guidelines for Hadoop 3
Date Mon, 04 Sep 2017 18:36:00 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-13714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16152857#comment-16152857
] 

Steve Loughran commented on HADOOP-13714:
-----------------------------------------

I don't want to encourage things in, say, hadoop-common being marked as Public just because
I want to use them in, say hadoop-hdfs. And limited private {mapreduce}, well, we all knows
that means "any yarn app". FWIW, Scala's ability to limit scope to part of the package tree
is nice, though It just forces me to put things into the org.apache.spark package tree when
I need to

> Tighten up our compatibility guidelines for Hadoop 3
> ----------------------------------------------------
>
>                 Key: HADOOP-13714
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13714
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: documentation
>    Affects Versions: 2.7.3
>            Reporter: Karthik Kambatla
>            Assignee: Daniel Templeton
>            Priority: Blocker
>         Attachments: HADOOP-13714.001.patch, HADOOP-13714.002.patch, HADOOP-13714.003.patch,
HADOOP-13714.WIP-001.patch
>
>
> Our current compatibility guidelines are incomplete and loose. For many categories, we
do not have a policy. It would be nice to actually define those policies so our users know
what to expect and the developers know what releases to target their changes. 



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