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https://issues.apache.org/jira/browse/DERBY-5375?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mamta A. Satoor updated DERBY-5375:
-----------------------------------

    Labels: derby_triage10_9  (was: )
    
> Memory "leak" when setting a query timeout
> ------------------------------------------
>
>                 Key: DERBY-5375
>                 URL: https://issues.apache.org/jira/browse/DERBY-5375
>             Project: Derby
>          Issue Type: Bug
>          Components: JDBC
>    Affects Versions: 10.8.1.2
>            Reporter: Thomas Brandl
>              Labels: derby_triage10_9
>
> When setting a query timeout, a new CancelQueryTask is created and scheduled. 
> This CancelQueryTask is still held in the java.util.Timer class's task queue 
> even when the query is already finished until the query timeout is reached.
> For example, if i set a query timeout of 2h using 
> statement.setQueryTimeout(7200) this means that the CancelQueryTask will 
> remain for 2 hours even if the query is finished within 1 second. In 
> scenarios with high load, this can lead to Out of Memory Situations.

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