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List:       openldap-technical
Subject:    Re: Most efficient way to update multivalued attributes
From:       Frédéric Goudal <frederic.goudal () bordeaux-inp ! fr>
Date:       2023-12-20 16:53:48
Message-ID: 07FB181E-4C2B-43CF-8278-90687403098E () bordeaux-inp ! fr
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Hello,

Yes I should, but if the work had been already done, I did not see any reason to do \
it again :) But thanks for the last sentence. That's what I have always done, but I'm \
trying a new python api that just set the whole value, so I have to rewrite some \
bits.

f.g.


> Le 20 déc. 2023 à 17:29, Howard Chu <hyc@symas.com> a écrit :
> 
> Frédéric Goudal wrote:
> > Hello,
> > 
> > 
> > I have to update records with mutlivalued attributes, and I wonder what is the \
> > best (fastest, or lighter for the server) to do : 
> > - either just set the value with the new list
> > 
> > - or calculate which values to add and which to delete and than do the add and \
> > remove operations. 
> > And to be a bit more precise, if we have a big number of values is one of the two \
> > way best ?
> 
> You should profile it yourself and see.
> 
> Generally, you should only change what needs to be changed, so setting the entire \
> value to a new list is the worst choice. 
> 
> -- 
> -- Howard Chu
> CTO, Symas Corp.           http://www.symas.com
> Director, Highland Sun     http://highlandsun.com/hyc/
> Chief Architect, OpenLDAP  http://www.openldap.org/project/

— 
Frédéric Goudal
Ingénieur Système, DSI Bordeaux-INP
+33 556 84 23 11


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