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Posted to dev@hive.apache.org by "Gang Tim Liu (JIRA)" <ji...@apache.org> on 2012/08/14 20:31:38 UTC
[jira] [Work started] (HIVE-3072) Hive List Bucketing - DDL support
[ https://issues.apache.org/jira/browse/HIVE-3072?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Work on HIVE-3072 started by Gang Tim Liu.
> Hive List Bucketing - DDL support
> ---------------------------------
>
> Key: HIVE-3072
> URL: https://issues.apache.org/jira/browse/HIVE-3072
> Project: Hive
> Issue Type: New Feature
> Components: SQL
> Reporter: Gang Tim Liu
> Assignee: Gang Tim Liu
>
> If a hive table column has skewed keys, query performance on non-skewed key is always impacted. Hive List Bucketing feature will address it:
> https://cwiki.apache.org/Hive/listbucketing.html
> This jira issue will track DDL change for the feature. It's for both single skewed column and multiple columns.
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