Re: ldbm and deref aliases

[Howard Chu <hyc@symas.com>]

Hallvard B Furuseth wrote:

> Christian Gellweiler writes:
>  
>
> > In the ou=people tree are all persons in a given company. They are
> > organized in groups listed in the ou=groups tree stored as aliases to
> > the ou=people tree.
> >    
>
> Note that this means a search operation inside ou=groups with
> LDAP_DEREF_ALWAYS will not make use of indices, since it much follow
> each alias to examine the aliased entry, and indexing is not done
> "through" aliases.
>
> At least that was the situation some years ago when we got rid of our
> aliases, and finally got rid of the complaints about timeouts from
> people whose clients searched with LDAP_DEREF_ALWAYS.
>  
I note that this post is talking about aliases in back-ldbm, which are 
badly broken. Aliases in (2.2) back-bdb work properly, even with 
indices. As usual, the best advice here is to upgrade and quit using 
back-ldbm.

--
 -- Howard Chu
 Chief Architect, Symas Corp.       Director, Highland Sun
 http://www.symas.com               http://highlandsun.com/hyc
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