Will this approach work on SQL Azure?

I'm concerned about two issues regarding the use of dm_tran_current_transaction. First, that the access rights required to access this table may be greater than what is typically allowed. ...

I do not believe that the values are globally unique, but I suspect that they are unique for a single system.

We use sp_getbindtoken inside an insert/update trigger in our workflow engine. Just as you describe, we need a way to track all changes within a single transaction, but we...