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[EP-tech] Re: "max_items" limit



Fantastic!  Thanks, Brian.

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Adam Field
Business Relationship Manager and Community Lead
EPrints Services
+44 (0)23 8059 8814





On 27 Aug 2015, at 15:27, Brian D. Gregg wrote:

> All,
> 
> I've gone ahead and added it to the views documentation here: http://wiki.eprints.org/w/Views.pl
> 
> Brian Gregg
> University of Pittsburgh.
> 
> 
> -----Original Message-----
> From: eprints-tech-bounces at ecs.soton.ac.uk [mailto:eprints-tech-bounces at ecs.soton.ac.uk] On Behalf Of John Salter
> Sent: Thursday, August 27, 2015 9:52 AM
> To: 'eprints-tech at ecs.soton.ac.uk' <eprints-tech at ecs.soton.ac.uk>
> Subject: [EP-tech] Re: "max_items" limit
> 
> It has been added to the default 'cfg.d/views.pl':
> https://github.com/eprints/eprints/commit/dce1d9c2eca1dcdd89f1906388ba0e45825092ff
> 
> - but you're right-  this should get a mention in the docs!
> 
> Cheers,
> John
> 
> -----Original Message-----
> From: eprints-tech-bounces at ecs.soton.ac.uk [mailto:eprints-tech-bounces at ecs.soton.ac.uk] On Behalf Of Tomasz Neugebauer
> Sent: 27 August 2015 14:41
> To: eprints-tech at ecs.soton.ac.uk
> Subject: [EP-tech] Re: "max_items" limit
> 
> Thanks, Gilles.  We should try to add this option to the views documentation
> 
> http://wiki.eprints.org/w/Views.pl
> 
> Tomasz
> 
> ________________________________________
> From: eprints-tech-bounces at ecs.soton.ac.uk [eprints-tech-bounces at ecs.soton.ac.uk] on behalf of Gilles Fourni? [gilles.fournie at cirad.fr]
> Sent: Thursday, August 27, 2015 2:06 AM
> To: eprints-tech at ecs.soton.ac.uk
> Subject: [EP-tech] Re: "max_items" limit
> 
> Hi,
> 
> You can also change max_items in your cfg.d/views.pl :
> 
>         {
>                 id => 'year',
>                 citation => 'view',
>                 menus => [
>                         {
>                                 fields => [ 'date;res=year' ],
>                                 reverse_order => 1,
>                                 allow_null => 1,
>                         }
>                 ],
>                 hideup => 1,
> *max_items => 3000*,
>                 ...
> 
> Regards,
> GF
> 
> Le 26/08/2015 19:08, Tomasz Neugebauer a ?crit :
>> I thought I would share something that we stumbled on recently: there is a max_items limit set somewhere EPrints (I'm not sure where?) that will result in the following error message for browse views that exceed it:
>> 
>> "The number of items (2001) for this view has exceeded system limits (2000). The system administrator either needs to increase "max_items" or apply additional filters to this view."
>> 
>> Google search of this error message reveals that are a few EPrints repositories that stumble on this limit in their browse views.
>> 
>> For us, it was the browse by doctype > theses, as we have more than 2000 theses.  We solved this issue by further sub-dividing by year the browse view that was attempting to display more than max_items:
>> 
>>              id=> "doctype",
>>               allow_null => 1,
>>                      hideempty => 1,
>>               menus=>[
>>                      {
>>                              fields=>["type"],
>>                              allow_null => 1,
>>                                                hideempty => 1,
>>                      },
>>                      {
>>                              fields => [ "date;res=year" ],
>>                              reverse_order => 1,
>>                                      allow_null => 1,
>>                                      hideempty => 1,
>>                              new_column_at => [10,10],
>>                      }
>>              ],
>>              order=>"-date"
>> 
>> 
>> Tomasz
>> 
>> 
>> 
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>> 
> 
> 
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