protected virtual Expression VisitRowNumber(RowNumberExpression rowNumber)
{
var orderby = this.VisitOrderBy(rowNumber.OrderBy);
return this.UpdateRowNumber(rowNumber, orderby);
}
protected override Expression VisitRowNumber(RowNumberExpression rowNumber)
{
throw new NotSupportedException();
}
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);
}