jayzhan211 commented on code in PR #14824:
URL: https://github.com/apache/datafusion/pull/14824#discussion_r1967780563
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datafusion/functions-aggregate/src/count.rs:
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@@ -148,6 +155,15 @@ impl AggregateUDFImpl for Count {
"count"
}
+ // In AggregateFunctionPlanner, wildcard is converted to count(1)
+ //
+ // count() -> count(1)
Review Comment:
I think the issue here is quite different than the test covered in extended
test.
`select count() * count(*);` duplicated schema name case is executable now.
`select count(), count(*)` duplicated name in projection is another issue
But I agree, this query should be executable too
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