Data Upgradation from 2013 R1 to 2013 R2

hi all ,

Can any one have any idea of data upgradation from 2013 R1 to 2013 R2 . I completed upgradation from 2009 R2 to 2013 R1 . Now I am very confused from 2013 R1 to 2013 R2 .

Please provide me the solution for this …

Thanks in advance…

You can check these links

http://msdn.microsoft.com/en-us/library/dn271649(v=nav.71).aspx

http://www.youtube.com/watch?v=svJJ1TRiBBY