Re: why do we need two snapshots per query? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: why do we need two snapshots per query?
Date
Msg-id 8227.1321035426@sss.pgh.pa.us
Whole thread Raw
In response to Re: why do we need two snapshots per query?  (Florian Pflug <fgp@phlo.org>)
Responses Re: why do we need two snapshots per query?
List pgsql-hackers
Florian Pflug <fgp@phlo.org> writes:
> Still, optimizing only the simple protocol seems weird.

Would it be sane to decree that the "statement snapshot" lasts until
Sync is received, in extended query mode?

But frankly I do not like any of these proposals.  Making fundamental
changes in long-established semantics in the name of squeezing out a few
cycles is the wrong way to design software.
        regards, tom lane


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