In other words, there is no way to prevent TRUNCATE by a trigger, right? The only way will be in setting up permissions.

I'd say, it seems like we may want...

I also can not find an example of using DDL trigger with TRUNCATE. Moreover, TRUNCATE is not listed as one of the DDL events. In Mladen's article I read, that...

I think this code is prone to errors. If 'AS' is part of the parameter's name, for example.

For the running total problem you may want to check this thread http://forum.lessthandot.com/viewtopic.php?f=17&t=7601&st=0&sk=t&sd=a&hilit=running+total

Interesting to see Moshe Pasumansky mentioned in this article. We studied in the same faculty (school)...