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Posted to issues@calcite.apache.org by "Stamatis Zampetakis (Jira)" <ji...@apache.org> on 2019/11/02 23:07:00 UTC

[jira] [Commented] (CALCITE-3470) a RelOptRule-based text DSL

    [ https://issues.apache.org/jira/browse/CALCITE-3470?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16965514#comment-16965514 ] 

Stamatis Zampetakis commented on CALCITE-3470:
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Hi [~jamie12221], to the best of my knowledge there is no plan to introduce a DSL for writing rules. Other than that in the future please use the dev list for asking questions and open discussions.  

> a RelOptRule-based text DSL
> ---------------------------
>
>                 Key: CALCITE-3470
>                 URL: https://issues.apache.org/jira/browse/CALCITE-3470
>             Project: Calcite
>          Issue Type: New Feature
>            Reporter: jamie12221
>            Priority: Trivial
>
> Is there a development plan to convert a structure based on a RelOptRule-based text DSL to express relational expressions to generate optimization rules like Optgen of Cockroach.[building-cost-based-sql-optimizer?|[https://www.cockroachlabs.com/blog/building-cost-based-sql-optimizer/]]
>  



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