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From "Knut Anders Hatlen (JIRA)" <j...@apache.org>
Subject [jira] Commented: (DERBY-698) Use Java 5 concurrent collections for better concurrency (rather than synchronized collections)
Date Thu, 17 May 2007 07:25:16 GMT

    [ https://issues.apache.org/jira/browse/DERBY-698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12496494
] 

Knut Anders Hatlen commented on DERBY-698:
------------------------------------------

See also some related ideas in this thread: http://www.nabble.com/Fwd%3A-Lock-free-HashMap-tf3770124.html

>  Use Java 5 concurrent collections for better concurrency (rather than synchronized collections)
> ------------------------------------------------------------------------------------------------
>
>                 Key: DERBY-698
>                 URL: https://issues.apache.org/jira/browse/DERBY-698
>             Project: Derby
>          Issue Type: Improvement
>          Components: Services
>            Reporter: David Van Couvering
>
> The new Java 5 concurrency utilities includes a set of concurrent collections that allow
for greater concurrency than the current synchronized collections we are using.  This could
provide performance improvements for Derby, particularly in CMT (chip multi-threading) architectures.
> See  http://java.sun.com/j2se/1.5.0/docs/api/java/util/concurrent/package-summary.html

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