This method will generate CAML strings for use in retrieving data from SharePoint.
This method call will generate the CAML fragment below:
<FieldRef Name='MyColumn' Ascending='False' />
<FieldRef Name='ID' Ascending='True' />
The parameter name you'll use for this method is completely up to the list schema that is used. The value can also be passed in as a string as well: "True" or "False".