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Posted to issues@kylin.apache.org by "liyang (JIRA)" <ji...@apache.org> on 2017/08/31 01:41:00 UTC

[jira] [Updated] (KYLIN-2797) Remove MR engine V1

     [ https://issues.apache.org/jira/browse/KYLIN-2797?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

liyang updated KYLIN-2797:
--------------------------
    Labels: scope  (was: )

> Remove MR engine V1
> -------------------
>
>                 Key: KYLIN-2797
>                 URL: https://issues.apache.org/jira/browse/KYLIN-2797
>             Project: Kylin
>          Issue Type: Task
>          Components: Job Engine
>            Reporter: Shaofeng SHI
>            Priority: Minor
>              Labels: scope
>
> MR Engine V1 was the MR Cubing algorith in Kylin 1.3 and before. Kylin 1.5 introduced the V2 engine together with sharded HBase storage, which has proven having better performance than V1. Now I didn't see a reason to keep the V1 engine in Kylin code base. Suggest to remove them. 



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