> > Since transactions should be "as short as possible, without being too >> short", how much time is there between when you run "BEGIN;" and the first >> "work statement"? >> > I don't know that it really matters. For something automated, it would be a few milliseconds. Either way, I'm sure most people/apps already think of the initial 'BEGIN ...' as the start of the transaction, and act accordingly.
Maybe long-term something like BEGIN ISOLATION MODE REPEATABLE READ SNAPSHOT NOW; could be useful. Cheers, Greg