Nepomuk Resource Language (NRL)
@prefix nrl: <http://tracker.api.gnome.org/ontology/v3/nrl#>
Classes
InverseFunctionalProperty, Namespace, Ontology
Additional Properties
fulltextIndexed, indexed, maxCardinality, propertySpecification, secondaryIndex, weight, classSpecification, domainIndex, notify, added, deprecated, modified
Class Details
InverseFunctionalProperty
Description
A marker class to identify inverse functional properties
Class hierarchy
nrl:InverseFunctionalProperty
Namespace
Description
Specifies a namespace. This is a Tracker extension
Class hierarchy
rdfs:Resource
╰── nrl:Namespace
Predefined instances
nrl:Namespace has the following predefined instances:
- dc:
- nrl:
- tracker:
- rdfs:
- rdf:
- xsd:
Properties
| Name | Type | Notes | Description |
|---|---|---|---|
| prefix | string | This is a Tracker extension |
Ontology
Description
An ontology
Class hierarchy
rdfs:Resource
╰── nrl:Ontology
Predefined instances
nrl:Ontology has the following predefined instances:
- dc:
- nrl:
- rdf:
- xsd:
Properties
| Name | Type | Notes | Description |
|---|---|---|---|
| lastModified | dateTime | last modification date. This is a Tracker extension |
Property Details
Additional properties for rdf:Property
Description
Properties this ontology defines which can describe rdf:Property resources.
Properties
| Name | Type | Notes | Description |
|---|---|---|---|
| fulltextIndexed | boolean | Whether the property is full-text indexed. This is a Tracker extension | |
| indexed | boolean | Whether a property has an index. This is a Tracker extension | |
| maxCardinality | integer | Specifies a maximum value cardinality for a specific property | |
| propertySpecification | string | Link to upstream specification for an ontology property. This is a Tracker extension | |
| secondaryIndex | Property | Whether subject and object properties share an index. This is a Tracker extension | |
| weight | integer | Property weight on full-text search relevance. This is a Tracker extension |
Additional properties for rdfs:Class
Description
Properties this ontology defines which can describe rdfs:Class resources.
Properties
| Name | Type | Notes | Description |
|---|---|---|---|
| classSpecification | string | Link to upstream specification for an ontology class. This is a Tracker extension | |
| domainIndex | Property | 
|
Property is a domain index for the subject class. This is a Tracker extension |
| notify | boolean | Whether resources of this class emits notifications on changes. This is a Tracker extension |
Additional properties for rdfs:Resource
Description
Properties this ontology defines which can describe rdfs:Resource resources.
Properties
| Name | Type | Notes | Description |
|---|---|---|---|
| added | dateTime | Time of insertion of the resource. This is a Tracker extension | |
| deprecated | boolean | If this property is assigned, the subject class, property, or resource, is deprecated and should not be used in production systems any longer. It may be removed without further notice. This property is a Tracker extension | |
| modified | integer | Modification sequence number. This is a Tracker extension |
Credits and Copyright
Authors:
- Nepomuk People
Editors:
- Tracker developers (translation into turtle)
Upstream: Not available
ChangeLog: Tracker changes
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