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Posted to issues@hive.apache.org by "Peter Vary (Jira)" <ji...@apache.org> on 2020/01/07 13:45:00 UTC
[jira] [Comment Edited] (HIVE-22701) New Compaction for subsequent
read's optimisations.
[ https://issues.apache.org/jira/browse/HIVE-22701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17009724#comment-17009724 ]
Peter Vary edited comment on HIVE-22701 at 1/7/20 1:44 PM:
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CC: [~lpinter], as you might be interested
Work is ongoing on HIVE-20934 - ACID: Query based compactor for minor compaction
was (Author: pvary):
CC: [~lpinter], as you might be interested
> New Compaction for subsequent read's optimisations.
> ---------------------------------------------------
>
> Key: HIVE-22701
> URL: https://issues.apache.org/jira/browse/HIVE-22701
> Project: Hive
> Issue Type: New Feature
> Components: Transactions
> Reporter: Aditya Shah
> Priority: Major
>
> Introducing a new Compaction Type say "OPTIMIZE" to have the following optimizations for better reads:
> 1. Sort data
> 2. Re-bucket data
> 3. z-ordering
> 4. removing ROW_IDs
> I've attached a [design doc| https://docs.google.com/document/d/10zWk7FR6I0CMy57Uykbkcox4HZTMQv2sgLoZrHVeLYU/edit?usp=sharing] with the JIRA. Feel free to comment on the same.
> cc: [~t3rmin4t0r] [~pvary] [~lpinter] [~asomani]
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