On Tue, Feb 05, 2002 at 08:10:34PM -0600, Karl Fogel wrote:
> The Berkeley atomicity helps, but it didn't give us commit atomicity
> completely for free. We still had to do some of the same things in
> the db that we would have had to do in the regular filesystem, to
> achieve commit atomicity.
>
> I have no idea if it would have been harder or easier to do just using
> filesystem primitives. We only had time to do it once. :-)
Well, of course you had to do some work to implement it. I was
primarily thinking of the work saved by being able to code to one API,
with reliable cross-platform semantics. Also, the way to use the
txn_* routines to implement atomic transactions is a lot more obvious
than the way to use link(2)...
zw
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Received on Sat Oct 21 14:37:04 2006