[Zope-dev] Migrating from ZClasses to Python Products

[Jason Spisak]

Ender writes:

> Jason Spisak wrote:
> > 
> > The only problem I am dealing with is size.
> > What kind of a transaction will that be?
> > Huge, no doubt.
> > 
> > I would run out of space to buffer it.  Does Zope do subtransactions now,
> > or is that still just the ZCatalog?
> 
> zope has done subtransactions for a while, i'm not sure if this predates
> zcatalog or not ( i assume'd it does).
> 
> just call get_transaction.commit(1) to save work. and call 
> get_tranaction.commit() when you're done. i'm in the process of writing
> an advanced transaction how-to which will hopefully give some more
> enlightenment on this process, but i've been busy with work so i don't
> expect to have it public for another week.
> 
> > Also, I am running on stock RH6.2 linux and to double my ZODB puts me near
> > the 2 gig file limit.  Not as much of a concern as a pain in my neck.  Is
> > it faster to modify my installation to allow > 2GB or create from
> > xml/export?
> 
> you could create the python product instances in a mounted db.
> 


I looked into this.  The webpage is very exclamitory about it's volitility,
and yet Zope.org uses it.  Worth a shot.

Thanks

Jason Spisak