I believe what you're looking for is: UPDATE STATISTICS test WITH SAMPLE 2500 ROWS

Unfortunately not. From the BOL entry for CREATE PROCEDURE:

...All data types, except the table data type, can be used as a parameter for a stored procedure. However, the cursor...

One that I would add: The DBA has a duty to protect the data that we are guardians of. We have access to sensitive information, about our company's...

My first guess, is that it isn't liking the UNC path as a parameter.

If this is really important to you, you might try mapping a drive to the...