[Zope-ZEO] How do ZODB transactions work?

[Jim Fulton]

Greg Ward wrote:
> 
> On 29 September 2000, Jim Fulton said:
(snip)
> > I think that
> > versions are a much better approach. Versions are meant to
> > capture work, typically spread over a relatively long period,
> > requiring human interventon.
> 
> Hmmm, hadn't thought of that.  Are versions supported by all storages
> "for free", or are they like undo -- something that a version has to
> specially support? 

They are something that a storage has to support.

> (We're not planning on using FileStorage forever --
> something like BerkeleyStorage might make more sense, since we don't
> really care about undo.)

Funny you should mention that. I'm working on a suite of storages
based on Andrew's new BerkelyDB extension. This will include a storage
with undo and version support.

Jim

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