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https://issues.apache.org/jira/browse/KYLIN-3204?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dong Li resolved KYLIN-3204.
----------------------------
Resolution: Fixed
Fix Version/s: v2.3.0
Thanks Kaige! Patch merged with a minor refine commit:
[https://github.com/apache/kylin/commit/fee5730258a5082999bcf8d3141aa4cb179b693c]
> Potentially unclosed resources in JdbcExplorer#evalQueryMetadata
> ----------------------------------------------------------------
>
> Key: KYLIN-3204
> URL: https://issues.apache.org/jira/browse/KYLIN-3204
> Project: Kylin
> Issue Type: Bug
> Reporter: Ted Yu
> Assignee: Kaige Liu
> Priority: Major
> Fix For: v2.3.0
>
> Attachments: KYLIN-3204-fix-potentially-unclosed-resources.patch
>
>
> {code}
> Connection con = SqlUtil.getConnection(dbconf);
> DatabaseMetaData dbmd = con.getMetaData();
> ResultSet rs = dbmd.getColumns(null, tmpDatabase, tmpView, null);
> {code}
> con and rs should be closed upon return even if there is exception.
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