On Fri, Feb 28, 2014 at 3:34 PM, Dmitry Yemanov <
[email protected]> wrote:

> 01.03.2014 00:14, [email protected] wrote:
> >
> >  >> IIRC, TIP is written only when RC RO txn starts, at this point it
> > records its state as committed.
>
> And anyway, I feel a big problem for applications committing RC RO txns
> so much often that it could possibly affect the performance. This sounds
> like a feature misuse.
>

I agree that a long running RC/RO transaction produces exactly the same
results as a series of short RC/RO transactions, and that the former is more
efficient than the later.  On the other hand, if you have to run very short
transactions, aren't the RC/RO variety cheaper than the alternatives?

Cheers,

Ann

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