Method reverse

datafusion/expr/src/expr.rs:1034–1040

Create a new Sort expression with the opposite sort direction

(&self)

    /// Create a new Sort expression with the opposite sort direction
    pub fn reverse(&self) -> Self {
        Self {
            expr: self.expr.clone(),
            asc: !self.asc,
            nulls_first: !self.nulls_first,
        }
    }

    /// Replaces the Sort expressions with `expr`
    pub fn with_expr(&self, expr: Expr) -> Self {