Function datafusion_physical_expr::functions::make_scalar_function

source · 
pub fn make_scalar_function<F>(inner: F) -> ScalarFunctionImplementation
where
    F: Fn(&[ArrayRef]) -> Result<ArrayRef> + Sync + Send + 'static,
Expand description

decorates a function to handle ScalarValues by converting them to arrays before calling the function and vice-versa after evaluation.