[ZODB-Dev] propose to change undo support in ZEO

Jim Fulton jim at zope.com
Wed Dec 23 11:25:42 EST 2009

On Wed, Dec 23, 2009 at 10:24 AM, Jim Fulton <jim at zope.com> wrote:
> I'm working on improving the zeo architecture to make it perform better.
> Undo is causing some problems.  For storages that support undo *and*
> work with ZEO, I'd like to add a new method, transaction_oids, that returns the

Actually, undo_transaction_oids.

> oids modified by a transaction.  Currently AFAIK, there are only 2
> storages that work
> with ZEO and support undo, FileStorage and DirectoryStorage.  I'm not 100%
> that DirectoryStorage still works with ZEO.
> I propose to add a new interface that includes this new method and require this
> interface to support undo with ZEO.  This will break undo support for
> DirectoryStorage
> in ZEO, but I doubt that anyone will care.
> Jim
> --
> Jim Fulton

Jim Fulton

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