Try this one ISBN 978-0-07-149610-0

Database administrator all-in-one

I try to run

DECLARE @out VARCHAR(5000)

execute   xp_rot13 'test', @out OUTPUT

PRINT @out

and get error

Stored function 'xp_rot13' in the library 'xp_rot13.dll' generated an access violation

Also for some reason I can't register...