[Zope] Strange problem about Catalog

[Max M]

Star War wrote:

> I have
> changed it into <dtml-in "Catalog(..., sort_on=...,
> sort_order=...)" size=1>, it just takes 2 seconds. I'm
> not sure if it is normal. Does somebody has a better
> way to get the lastest date?


There is really no need to sort the query. You just need to find the 
largest date.

So how about something like:

last_changed = max([
     b.bobobase_modification_time
     for b in context.Catalog(...,)
])


regards Max M