Re: [Firebird-devel] Max transaction duration

[Pavel C. <pc...@us...>]

David,

On 12 Dec 2002 at 9:35, David Jencks wrote:

> Umm, then they should share their wisdom on reliable distributed system
> design with the  rest of the world, which AFAIK universally uses timeouts
> to model node failure in distributed systems.  This can be explicit as in
> the XA transaction model with transaction timeouts (a fairly old example)
> and JINI leases (a much newer example) or implicit as in systems with
> heartbeats.

I didn't think that transaction timeout itself is not useful or needed in 
some cases, but there is no need to implement it at database engine level 
as flat transaction behaviour. Your distributed transaction manager can 
easily implement this without any change in database engine.
 
Best regards
Pavel Cisar
http://www.ibphoenix.com
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