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From "Dag H. Wanvik (JIRA)" <j...@apache.org>
Subject [jira] Updated: (DERBY-2149) Replace Vectors and Hashtables with ArrayLists and HashMaps in RAMTransaction
Date Mon, 29 Jun 2009 14:21:47 GMT

     [ https://issues.apache.org/jira/browse/DERBY-2149?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Dag H. Wanvik updated DERBY-2149:
---------------------------------

    Derby Categories: [Performance]

> Replace Vectors and Hashtables with ArrayLists and HashMaps in RAMTransaction
> -----------------------------------------------------------------------------
>
>                 Key: DERBY-2149
>                 URL: https://issues.apache.org/jira/browse/DERBY-2149
>             Project: Derby
>          Issue Type: Improvement
>          Components: Store
>    Affects Versions: 10.3.1.4
>            Reporter: Knut Anders Hatlen
>            Assignee: Knut Anders Hatlen
>            Priority: Minor
>             Fix For: 10.3.1.4
>
>         Attachments: derby-2149-1a.diff, derby-2149-1b.diff
>
>
> In org.apache.derby.impl.store.access.RAMTransaction, synchronized collection objects
could be replaced with unsynchronized ones. See discussion here: http://www.nabble.com/Use-of-synchronized-containers-in-engine-code-tf2754469.html

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