On Mar 9, 2014, at 8:25 PM, Jonathan Vanasco <jonat...@findmeon.com> wrote:
> I have some lightweight revision tracking on some models. I generate a diff > based on the history of the object (via inspector). > > a limitation I just realized, is that this history only dates back to the > most recent flush() -- it doesn't date back to the initial load. > > are there any existing facilities that would let me access the originally > loaded attributes -- prior to any flushes ? > > thankfully i don't need this functionality, my code works fine as-is. i'd > just like to be safe and use anything better if available. pretty much just rollback() is what we have there :). a long time ago I looked into seeing if the attributes could actually store multiple savepoints and have rollback built in and all that, and determined it would be enormously complicated and have a lot of nasty edge cases too. -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sqlalchemy+unsubscr...@googlegroups.com. To post to this group, send email to sqlalchemy@googlegroups.com. Visit this group at http://groups.google.com/group/sqlalchemy. For more options, visit https://groups.google.com/d/optout.
