Method unary_ordered

src/sql/src/func.rs:281–292

Builds an operation that takes one argument and an order_by.

(f: F)

    /// Builds an operation that takes one argument and an order_by.
    fn unary_ordered<F>(f: F) -> Operation<R>
    where
        F: Fn(&ExprContext, HirScalarExpr, Vec<ColumnOrder>) -> Result<R, PlanError>
            + Send
            + Sync
            + 'static,
    {
        Self::new(move |ecx, cexprs, params, order_by| {
            let exprs = coerce_args_to_types(ecx, cexprs, params)?;
            f(ecx, exprs.into_element(), order_by)
        })
    }

    /// Builds an operation that takes two arguments.
    fn binary<F>(f: F) -> Operation<R>