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Posted to reviews@spark.apache.org by "LuciferYang (via GitHub)" <gi...@apache.org> on 2024/02/19 05:10:34 UTC

Re: [PR] [SPARK-46654][SQL] Make `to_csv` explicitly indicate that it does not support complex types of data [spark]

LuciferYang commented on PR #44665:
URL: https://github.com/apache/spark/pull/44665#issuecomment-1951708007

   > I think we should simply disallow this. We could have a legacy conf, but it doesn't much make sense. What does it return for `ArrayType` and `MapType`?
   
   Should we add the legacy conf? It's hard to confirm whether any users have relied on this erroneous behavior, and directly disallowing it may bring migration costs.
   
   
   


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