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Posted to issues@drill.apache.org by "Rahul Challapalli (JIRA)" <ji...@apache.org> on 2017/03/27 23:40:41 UTC
[jira] [Commented] (DRILL-5241) JDBC proxy driver: Do not put null
value in map
[ https://issues.apache.org/jira/browse/DRILL-5241?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15944234#comment-15944234 ]
Rahul Challapalli commented on DRILL-5241:
------------------------------------------
A performance test probably might be a good way to verify the fix
> JDBC proxy driver: Do not put null value in map
> -----------------------------------------------
>
> Key: DRILL-5241
> URL: https://issues.apache.org/jira/browse/DRILL-5241
> Project: Apache Drill
> Issue Type: Bug
> Components: Client - JDBC
> Affects Versions: 1.9.0
> Reporter: David Haller
> Priority: Minor
> Labels: ready-to-commit
> Original Estimate: 0h
> Remaining Estimate: 0h
>
> See GitHub pull request: https://github.com/apache/drill/pull/724
> Hello everyone,
> proxyReturnClass is always null, so interfacesToProxyClassesMap will contain null values only. Adding newProxyReturnClass should be correct.
> This bug does not affect functionality, but probably decreases performance because you get "cache misses" all the time.
> Best regards,
> David.
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