Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/11904#discussion_r57102372
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -439,6 +440,16 @@ class Analyzer(
case s: Star => s.expand(child, resolver)
case o => o :: Nil
})
+ case p: Murmur3Hash if containsStar(p.children) =>
--- End diff --
Actually we do support `*` in all functions, as we expand star in
`UnresolvedFunction`. The problem is DataFrame API, it will pass in resolved
functions. I think we need an abstraction of function expression, and expand
star for them.
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