MichaelScofield commented on code in PR #4553:
URL: https://github.com/apache/arrow-datafusion/pull/4553#discussion_r1045378225
##########
datafusion/sql/src/planner.rs:
##########
@@ -5348,6 +5363,27 @@ mod tests {
quick_test(sql, expected);
}
+ #[test]
+ fn udaf_as_window_func() -> Result<()> {
+ let my_max = create_udaf(
+ "my_max",
+ DataType::Int32,
+ Arc::new(DataType::Int32),
+ Volatility::Immutable,
+ Arc::new(|_|
Ok(Box::new(MaxAccumulator::try_new(&DataType::Int32)?))),
Review Comment:
I've created a new udaf in testing codes and get rid of
`datafusion-physical-expr` in dev-depencency. However, to write udaf (and other
tests), I have to dependent on `datafusion-core`.
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