public override DbExpression Visit(DbSkipExpression expression)
        {
            EntityUtil.CheckArgumentNull(expression, "expression");

            DbExpression result = expression;

            DbExpressionBinding  newInput     = this.VisitExpressionBindingEnterScope(expression.Input);
            IList <DbSortClause> newSortOrder = this.VisitSortOrder(expression.SortOrder);

            this.ExitScope();
            DbExpression newCount = this.VisitExpression(expression.Count);

            if (!object.ReferenceEquals(expression.Input, newInput) ||
                !object.ReferenceEquals(expression.SortOrder, newSortOrder) ||
                !object.ReferenceEquals(expression.Count, newCount))
            {
                result = CqtBuilder.Skip(newInput, newSortOrder, newCount);
            }
            NotifyIfChanged(expression, result);
            return(result);
        }