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https://issues.apache.org/jira/browse/DRILL-1735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Daniel Barclay (Drill/MapR) updated DRILL-1735:
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Attachment: Bug1735CloseDoesntCloseTest.java
Bug test case as JUnit test class.
> JDBC driver's close() leaks resources in local mode
> ---------------------------------------------------
>
> Key: DRILL-1735
> URL: https://issues.apache.org/jira/browse/DRILL-1735
> Project: Apache Drill
> Issue Type: Bug
> Reporter: Daniel Barclay (Drill/MapR)
> Attachments: Bug1735CloseDoesntCloseTest.java
>
>
> When the Drill JDBC driver is used in local mode (as
> DriverManager.getConnection("jdbc:drill:zk=local", ... ), the close() method
> doesn't free resources: Calling getConnection() and then close() and then
> repeating that pair of calls enough times results in an exception, the root
> cause exeception of which is an IOException saying "Too many open files":
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