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Posted to github@arrow.apache.org by "alamb (via GitHub)" <gi...@apache.org> on 2023/05/02 20:24:29 UTC

[GitHub] [arrow-datafusion] alamb commented on issue #6179: Implement expression simplification for filtering (vs generically)

alamb commented on issue #6179:
URL: https://github.com/apache/arrow-datafusion/issues/6179#issuecomment-1532101348

   Thanks @aprimadi 
   
   Do you think your solution would work for filters like:
   
   ```sql
   WHERE (a and !a) IS NULL
   ```
   
   
   Specifically, I think the "are we in a filter" only applies to the overall expression, I am not sure it applies to sub expressions within 🤔 
   
   


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