>>See my blog on this topic
>>
>>http://blogs.lessthandot.com/index.php/DataMgmt/DataDesign/truncate-log-in-all-your-user-databases
>>
>>>Did George explain WHY tempdb is not skipped?
>>
>>BTW, I think the correct solution would be to query the current DB recovery model and restore it at the end. I'll research on this later.
>
>Sure :-)
>That is the correct behavior.

See also http://blogs.lessthandot.com/index.php/DataMgmt/DBAdmin/MSSQLServerAdmin/do-not-truncate-your-ldf-files though I don't think it's our situation :)