alamb commented on code in PR #6703:
URL: https://github.com/apache/arrow-datafusion/pull/6703#discussion_r1239927124
##########
datafusion/core/src/dataframe.rs:
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@@ -218,6 +218,14 @@ impl DataFrame {
Ok(DataFrame::new(self.session_state, plan))
}
+ /// Apply one or more window functions ([`Expr::WindowFunction`]) to
extend the schema
+ pub fn window(self, window_exprs: Vec<Expr>) -> Result<DataFrame> {
Review Comment:
@stuartcarnie I wonder if you have any thoughts about the API here for
making window functions: https://github.com/apache/arrow-datafusion/pull/6746
(it is somewhat complex at the moment)
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