Most efficient way to do an XSL transformation on a DataSet?

Question

What is most efficient way (code example) to do an XSL transformation on a DataSet in .NET 2.0?

Answer 1

This worked out pretty well performance-wise for me in the past:

http://www.tkachenko.com/blog/archives/000246.html

Answer 2

Best way to do this is to save the DataSet to XML, then you have a simple XML document that you can run the XSL on.

I use this all the time for doing Excel exports