Hello Javier,

there are a lot of ways you can achieve this:

Database Query
5.x and below
select item_id from  item where in_archive=true and item_id not in
(select item_id from metadatavalue where
metadata_field_id=YOUR-METADATA-FIELD-ID) ;
6.x
select uuid from item where in_archive=true and uuid not in (select
dspace_object_id from metadatavalue where where
metadata_field_id=YOUR-METADATA-FIELD-ID) ;

Solr Query
query for item with not dc.contributor.author
"-dc.contributor.author:* AND search.resourcetype:2

Curation Task
see https://wiki.duraspace.org/display/DSPACE/CurationSystem

Batch Metadata Editing
see https://wiki.duraspace.org/display/DSPACE/Batch+Metadata+Editing+Feature

OAI
Create your own oai context with a filter for those item

Hope this helps

Claudia Jürgen



Am 13.02.2019 um 20:39 schrieb Javier Fernandez:
Hello, people.

I need help. I'm having problems with our repository metadata harvesting.
There are some items that are missing some metatada fields. What I need
help with is the following: how do I find (other than checking each item
one by one) which items lack a certain metadata field?

Thanks in advance.


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Claudia Juergen
Eldorado

Technische Universität Dortmund
Universitätsbibliothek
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