Re: [PR] [SPARK-49787][SQL] Cast between UDT and other types [spark]

["cloud-fan (via GitHub)" <gi...@apache.org>]

cloud-fan commented on PR #48251:
URL: https://github.com/apache/spark/pull/48251#issuecomment-2480296031

   I don't think ANSI SQL allows casting between UDT and builtin types. Shall we use the `UnwrapUDT` to unwrap expressions that return UDT, in the store assignment rule `ResolveOutputRelation`?


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