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https://issues.apache.org/jira/browse/CALCITE-6990?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18041930#comment-18041930
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Mihai Budiu commented on CALCITE-6990:
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But what is the connection between rand() and the issue at hand, with dynamic 
parameters? Shouldn't the rand() discussion be a separate Jira issue?

> Optimization passes should be checked for handling DynamicParameter
> -------------------------------------------------------------------
>
>                 Key: CALCITE-6990
>                 URL: https://issues.apache.org/jira/browse/CALCITE-6990
>             Project: Calcite
>          Issue Type: Task
>          Components: core
>    Affects Versions: 1.39.0
>            Reporter: Mihai Budiu
>            Priority: Minor
>
> Several PRs have fixed optimization passes which are wrong when queries can 
> contain dynamic parameters. Perhaps all of the passes should be audited with 
> this case in mind.
> See [CALCITE-6647] and [CALCITE-6983]



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