Name

Change date

Description

The date when the resource description was last changed.

Coverage

80 % of the records have a change date, while it is missing for 20 %, see here for a pie chart.

Usage examples

• Get all records changed in 2017: http://es.labs.lobid.org/loc-work-20181119-141239/_search?q=adminMetadata.changeDate:[2017-01-01%20TO%202017-12-31]
• Get all records changed until 2017: http://es.labs.lobid.org/loc-work-20181119-141239/_search?q=adminMetadata.changeDate:[*%20TO%202016-12-31]

URI

http://id.loc.gov/ontologies/bibframe/changeDate

The label for the work.

Combines the title.mainTitle and title.subtitle fields. This field is set for 98 of 100 works in our test set. It can be queried in a field query with label:*.

It is mapped to rdf-schema#label in our context.