Robert Treat <[EMAIL PROTECTED]> writes:
> I'm a little confused, wouldnt the transaction that waits 30 minutes before
> modifying data need to get an XID that jives with the system when it's
> transaction started, not when it began manipulating data?
Why?
> Would it really be safe to take a new snapshot at that time,
You wouldn't take a new snapshot. The thought that occurs to me is that
there's no reason that a transaction has to have an XID for itself
before it takes a snapshot. We always special-case our own XID anyway.
regards, tom lane
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