alamb commented on code in PR #8046:
URL: https://github.com/apache/arrow-datafusion/pull/8046#discussion_r1398505801
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datafusion/execution/src/registry.rs:
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@@ -34,6 +34,17 @@ pub trait FunctionRegistry {
/// Returns a reference to the udwf named `name`.
fn udwf(&self, name: &str) -> Result<Arc<WindowUDF>>;
+
+ /// Registers a new `ScalarUDF`, returning any previously registered
Review Comment:
this is a new proposed API -- to allow registering new scalar UDFs with a
FunctionRegistry.
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