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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/04/26 20:49:45 UTC

[GitHub] [arrow-datafusion] Dandandan opened a new issue #206: Replace limit 0 with empty

Dandandan opened a new issue #206:
URL: https://github.com/apache/arrow-datafusion/issues/206


   **Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
   `Limit 0` should be eliminated / replaced by an empty relation to avoid that they need to scan any data or calculate any results.
   
   **Describe the solution you'd like**
   An optimization rule to replace `limit 0` with an `EmptyRelation`
   
   **Describe alternatives you've considered**
   N/A
   
   **Additional context**
   N/A
   


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[GitHub] [arrow-datafusion] andygrove closed issue #206: Replace `LIMIT 0 with `EmptyRelation`

Posted by GitBox <gi...@apache.org>.

andygrove closed issue #206:
URL: https://github.com/apache/arrow-datafusion/issues/206


   


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