Hi Jim,

Jim Fulton wrote:
BTW, I strongly discourage use of Undo except in emergencies.
Sadly, except when undoing the last (non-undo) transactions in
a database can lead to inconsistency.

What sort of inconsistencies are you referring to?

Undo can be a very attractive feature although usually hamstrung by catalog tie-in with Zope 2. I was hoping to look at ways of getting back some of this functionality when it came to Zope 3...



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