[Zope3-Users] Extent catalog question

Gary Poster gary at zope.com
Thu Jan 11 14:02:59 EST 2007

On Jan 11, 2007, at 1:42 PM, <ksmith93940-dev at yahoo.com> <ksmith93940- 
dev at yahoo.com> wrote:

> In my experience (zope2), large full textindexes require more and  
> more cpu time for every new object added to the point where it  
> takes several minutes for each new article uploaded!
> To avoid this problem,  I was hoping to break the index into  
> smaller pieces by using extent catalogs to filter by year. Can  
> extent catalogs help mitigate a scaling issue like this?


There might be considerations with sharing the lexicon or not, but I  
don't have any advice off the top of my head.

> I've been able to instanciate one extent catalog per year, but it  
> doesn't automatically index content like a normal Catalog. It  
> requires a manual reindex.
> And to automate indexing content, do I need to implement something  
> like these for an extent catalog?

Neither of these match our experience. :-(

I'm not sure what the difference is between our set up and yours.     
Did you register the extent catalog as an ICatalog?  We do...


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