You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2018/05/01 17:30:00 UTC
[jira] [Updated] (HIVE-19376) Statistics: switch to 10bit HLL by
default for Hive
[ https://issues.apache.org/jira/browse/HIVE-19376?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Gopal V updated HIVE-19376:
---------------------------
Attachment: HIVE-19376.1.patch
> Statistics: switch to 10bit HLL by default for Hive
> ---------------------------------------------------
>
> Key: HIVE-19376
> URL: https://issues.apache.org/jira/browse/HIVE-19376
> Project: Hive
> Issue Type: Sub-task
> Components: Statistics
> Reporter: Gopal V
> Priority: Major
> Attachments: HIVE-19376.1.patch
>
>
> This reduces the memory usage for the metastore cache and the size of bit-vectors in the DB by 16x.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)