Can any1 tell me how to open an xml document in sql 2005?

i have the link

OPENXML

but i am not understanding how to retrieve.


I have a table called "student_calculation"

id | marks | logdate |
1 66 09/21/2011
2 55 08/06/2010
3 58 09/23/2009
4 56 12/09/2008
5 88 11/24/2006


i am creatng a xml document.. when current date - logdate >2 ..

and saving the xml document into another table.

Now, i want to open that xml document.

Any help will be greatly appreciated,


Thank you guys