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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2022/03/30 18:33:46 UTC

[GitHub] [arrow-datafusion] alamb commented on pull request #2124: JIT-compille DataFusion expression with column name

alamb commented on pull request #2124:
URL: https://github.com/apache/arrow-datafusion/pull/2124#issuecomment-1083480888


   >  chaining expressions and avoid repeated array allocation through Jit？
   
   FWIW I think if we "JIT'd" the entire expression, an approach like https://github.com/jorgecarleitao/arrow2/issues/627  will likely not help all that much (as the temporaries will be in registers rather than being materialized in intermediate arrow arrays)


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