protected RowNumberExpression UpdateRowNumber(RowNumberExpression rowNumber, IEnumerable <OrderExpression> orderBy)
{
if (orderBy != rowNumber.OrderBy)
{
return(new RowNumberExpression(orderBy));
}
return(rowNumber);
}
protected virtual bool CompareRowNumber(RowNumberExpression a, RowNumberExpression b)
{
return(this.CompareOrderList(a.OrderBy, b.OrderBy));
}
protected override Expression VisitRowNumber(RowNumberExpression rowNumber)
{
throw new NotSupportedException();
}
protected virtual Expression VisitRowNumber(RowNumberExpression rowNumber)
{
var orderby = this.VisitOrderBy(rowNumber.OrderBy);
return(this.UpdateRowNumber(rowNumber, orderby));
}