Class HigherOrderFunction

datafusion/expr/src/expr.rs:438–443

/// Invoke a [`HigherOrderUDF`] with a set of arguments
#[derive(Clone, Eq, PartialOrd, Debug)]
pub struct HigherOrderFunction {
    /// The function
    pub func: Arc<HigherOrderUDF>,
    /// List of expressions to feed to the functions as arguments
    pub args: Vec<Expr>,
}

impl HigherOrderFunction {
    /// Create a new `HigherOrderFunction` from a [`HigherOrderUDF`]