[
https://issues.apache.org/jira/browse/HIVE-3072?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13292978#comment-13292978
]
Gang Tim Liu commented on HIVE-3072:
------------------------------------
making progress on DML. The following syntax started to work:
create table T (c1 string, c2 string) list bucketed by (c1) with skew
('x1');
create table T (c1 string, c2 string, c3 string) list bucketed by (c1,
c2) with skew (('x1', 'x2'), ('y1', 'y2'));
> 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.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators:
https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira
