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https://issues.apache.org/jira/browse/HIVE-3072?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gang Tim Liu updated HIVE-3072:
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Description:
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 single skewed
column.
was:
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.
Summary: Hive List Bucketing - DDL support (single column) (was: Hive
List Bucketing - DDL support)
> Hive List Bucketing - DDL support (single column)
> -------------------------------------------------
>
> 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 single skewed
> column.
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