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https://issues.apache.org/jira/browse/CALCITE-924?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14961984#comment-14961984
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Julian Hyde commented on CALCITE-924:
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Can you define "unique"?
> Ensure connectionIDs are unique
> -------------------------------
>
> Key: CALCITE-924
> URL: https://issues.apache.org/jira/browse/CALCITE-924
> Project: Calcite
> Issue Type: Improvement
> Components: avatica
> Reporter: Josh Elser
> Assignee: Julian Hyde
>
> Follow-up work from CALCITE-906:
> Some recommendations from [~ndimiduk] from HBase-landia:
> {quote}
> We'll need unique connection ID's as well. HBase uses a combination of a
> unique hash per client + random number. Maybe we can do similarly for
> connections, and with a connection hash plus random number for statements.
> https://github.com/apache/hbase/blob/master/hbase-client/src/main/java/org/apache/hadoop/hbase/client/PerClientRandomNonceGenerator.java
> {quote}
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