Re: Concurrency in an RDB

David wrote:
<snip>
> My claim can't easily be proven true, but it should easily be falsified
> if it turns out to be wrong. You haven't yet provided an example.

This sounds reasonable, but it might not be. How many colours are required for a map?

<snip>
> I don't. I merely claim it is desirable (and in practise possible) to
> use fine-grained mutative transactions.
<snip>
> My statement was quite simple: Distributed transactions (in contrast
> to in-process transactions) have large overheads and therefore issuing
> many fine-grained transactions instead of fewer coarse-grained
> transactions can degrade performance.
<snip>

I'm confused. Are fine-grained transactions good or bad?

Regards, Keith Received on Tue Dec 19 2006 - 21:42:01 CET