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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/12/14 16:55:25 UTC

[GitHub] [arrow-datafusion] hntd187 commented on pull request #1448: Fix bug in projection: "column types must match schema types, expected XXX but found YYY"

hntd187 commented on pull request #1448:
URL: https://github.com/apache/arrow-datafusion/pull/1448#issuecomment-993772278


   > Queries that should work will once again do so
   I like what you did there :)
   
   I have a perhaps naive question, shouldn't aliasing a query to an already existing column just fail outright? Wouldn't that reasonably be something of an "which column do you really want here?" confusion?


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