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From "Paul Yang (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HIVE-1335) DataNucleus should use connection pooling
Date Mon, 03 May 2010 21:40:56 GMT

    [ https://issues.apache.org/jira/browse/HIVE-1335?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12863527#action_12863527
] 

Paul Yang commented on HIVE-1335:
---------------------------------

Can you add *.LICENSE files?

> DataNucleus should use connection pooling
> -----------------------------------------
>
>                 Key: HIVE-1335
>                 URL: https://issues.apache.org/jira/browse/HIVE-1335
>             Project: Hadoop Hive
>          Issue Type: Improvement
>            Reporter: Edward Capriolo
>            Assignee: Edward Capriolo
>             Fix For: 0.6.0
>
>         Attachments: commons-dbcp-1.2.2.jar, commons-pool-1.2.jar, datanucleus-connectionpool-1.0.2.jar,
hive-1335.patch.txt
>
>
> Currently each Data Nucleus operation disconnects and reconnects to the MetaStore over
jdbc. Queries fail to even explain properly in cases where a table has many partitions. This
is fixed by enabling one parameter and including several jars.

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