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https://issues.apache.org/jira/browse/CALCITE-2661?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16679236#comment-16679236
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Chunwei Lei commented on CALCITE-2661:
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I would like to work on this issue.
> RelBuilder supports creating Exchange and SortExchange
> -------------------------------------------------------
>
> Key: CALCITE-2661
> URL: https://issues.apache.org/jira/browse/CALCITE-2661
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.17.0
> Reporter: Chunwei Lei
> Assignee: Julian Hyde
> Priority: Major
> Fix For: 1.18.0
>
>
> It is useful if RelBuilder can support creating Exchange and SortExchange
> just like other RelNode.
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