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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-18988) Support bootstrap replication of ACID tables
Date Sun, 08 Apr 2018 14:02:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-18988?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16429767#comment-16429767
] 

ASF GitHub Bot commented on HIVE-18988:
---------------------------------------

GitHub user sankarh opened a pull request:

    https://github.com/apache/hive/pull/331

    HIVE-18988: Support bootstrap replication of ACID tables.

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/sankarh/hive HIVE-18988

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/hive/pull/331.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #331
    
----
commit a503722c4fb61a024702977a0c81ef948b98d483
Author: Sankar Hariappan <mailtosankarh@...>
Date:   2018-04-05T16:57:43Z

    HIVE-18988: Support bootstrap replication of ACID tables.

----


> Support bootstrap replication of ACID tables
> --------------------------------------------
>
>                 Key: HIVE-18988
>                 URL: https://issues.apache.org/jira/browse/HIVE-18988
>             Project: Hive
>          Issue Type: Sub-task
>          Components: HiveServer2, repl
>    Affects Versions: 3.0.0
>            Reporter: Sankar Hariappan
>            Assignee: Sankar Hariappan
>            Priority: Major
>              Labels: ACID, DR, pull-request-available, replication
>             Fix For: 3.0.0
>
>
> Bootstrapping of ACID tables, need special handling to replicate a stable state of data.
>  - If ACID feature enables, then perform bootstrap dump for ACID tables with in read
txn.
>  -> Dump table/partition metadata.
>  -> Get the list of valid data files for a table using same logic as read txn do.
>  -> Dump latest ValidWriteIdList as per current read txn.
>  - Find the valid last replication state such that it points to event ID of open_txn
event of oldest on-going txn.



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