Fair enough - just something to be careful of. In the industry/jurisdiction I was working in, this was an issue - the view was that there was a liability if th

Fair enough - just something to be careful of. In the industry/jurisdiction I was working in, this was an issue - the view was that there was a liability if the system crashed. Perhaps in your case this doesn't apply or doesn't matter (if they are low cost items, you might just give them away for example). Anyway. In our case a bid didn't apply until the redo log had been written. So it was pseudo-transactional in that sense.