On Mon, Jul 12, 2010 at 11:47 AM, Pedro Ferreira <jose.pedro.ferre...@cern.ch> wrote: > Hello all, > > I am currently trying to devise a way to index and retrieve some > millions of objects according to their modification date/time. One of > the problems I'm facing is that of index "granularity": I'd like to > provide "to the second" granularity,
will there ever be more than item with the same key? > but for that I need some structure > that lets me do that. So, the options I see are: > - A timestamp-based What do you mean by "timestamp" > BTree index - looks highly inefficient, as there > will be many entries with only one element (probably almost all of > them), I have no idea what you mean by this. Jim -- Jim Fulton _______________________________________________ For more information about ZODB, see the ZODB Wiki: http://www.zope.org/Wikis/ZODB/ ZODB-Dev mailing list - ZODB-Dev@zope.org https://mail.zope.org/mailman/listinfo/zodb-dev