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Posted to github@arrow.apache.org by "universalmind303 (via GitHub)" <gi...@apache.org> on 2023/09/06 14:41:09 UTC

[GitHub] [arrow-datafusion] universalmind303 commented on issue #7481: Optimize nested unions

universalmind303 commented on issue #7481:
URL: https://github.com/apache/arrow-datafusion/issues/7481#issuecomment-1708506625

   Additionally, a union of 1 item could always just drop the Union
   
   ```mermaid
   flowchart TD
       A[union] --> B[scan]
   ```
   ```mermaid
   flowchart TD
     B[scan]
   ```
   


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