On Thu, Jan 29, 2004 at 02:07:25PM -0400, Marc G. Fournier wrote: > > "If two such transactions concurrently try to change the balance of > account 12345, we clearly want the second transaction to start from the > updated version of the account's row" > > To me, I read this as the first transaction has not yet committed, but the > second sees its changes ... so if second commitst, and first hasn't yet, > second commits with seconds changes + firsts changes, but what if first > aborts?
There's the rub--it doesn't say the part about "has not yet committed," although I can see how you could read it that way. Jeroen ---------------------------(end of broadcast)--------------------------- TIP 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])