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https://issues.apache.org/jira/browse/IMPALA-15079?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18087029#comment-18087029
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Csaba Ringhofer commented on IMPALA-15079:
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https://gerrit.cloudera.org/#/c/24416/
> Unneeded condition variable open_cv_ in SharedJdbcConnection
> ------------------------------------------------------------
>
> Key: IMPALA-15079
> URL: https://issues.apache.org/jira/browse/IMPALA-15079
> Project: IMPALA
> Issue Type: Bug
> Components: Backend
> Reporter: Csaba Ringhofer
> Priority: Major
>
> The goal of open_cv_ seems to be to wait here:
> https://github.com/apache/impala/blame/2be15d0d9f1d0be64428f3b4f4dd1569dd37782c/be/src/exec/data-source-scan-node.cc#L121
> but at this point open_done_ must be already true as the whole initialization
> is guarded by a lock
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