onelevel indexing & other indexes

[simo]

On Thu, 2012-12-27 at 18:41 -0800, Matthieu Patou wrote:
> On 12/25/2012 03:39 PM, Matthieu Patou wrote:
> > Hi Simo & Tridge
> >
> > While working on ldb-tdb indexes, a question came out of my mind: why 
> > aren't we using the usual indexes with the onelevel index.
> > Even though in most of case the index is pretty small, in some cases 
> > the index for onelevel entries can be pretty big (ie. in the schema 
> > partition or in DNS zones or with usual containers like CN=Computers 
> > or CN=Users) and I think we could benefit from doing the intersection 
> > between the usual indexes and the onelevel index.
> >
> > I'm wondering if I miss something or it was just not done before 
> > because it wasn't seen as a major lead for performance improvement.
> Any feedback on this ?

I would guess probably lack of time. But I can't recall exactly now.

Simo.

-- 
Simo Sorce
Samba Team GPL Compliance Officer <simo at samba.org>
Principal Software Engineer at Red Hat, Inc. <simo at redhat.com>