I want to check in a SQL Server 97 procedure that an inputed parameter is a GUID.<BR><BR>I could do this by checking that it&#039;s 36 characters in length and contains the required amount of dashes ... but is there a simpler way?<BR><BR>I considered trying to convert it and then trapping for an error ... any other ideas out there on the &#039;cleanest&#039; way to do this?