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• #IDOCUMENT PLUS PLUS#

Its value should be treated as opaque, no guarantees regarding its formatĪnd properties are given except that it will be different after aĭocument update. It is provided as is, for anyone who may still be using these technologies, with no warranties or claims of accuracy with regard to the most recent product version or service release. This content is no longer actively maintained. It is fully managed by the server and read-only for the user. Article 2 minutes to read In this article. Using keyOptions it is possible to disallow user-specified keysĬompletely, or to force a specific regime for auto-generating the _keyĮvery document in ArangoDB has a revision, stored in the system attribute In addition, its a good way to split costs between different projects, when. This behavior can be changed on a per-collection level by creatingĬollections with the keyOptions attribute. Plus, in each projects detailed view you can see the data of that specific job. Unique within a database or across a whole node or instance however. The generated _key is guaranteed toīe unique in the collection it was generated for. By default, ArangoDB willĪuto-generate a document key if no _key attribute is specified, and use

Immutable once the document has been created. The key values are automatically indexed by ArangoDB inĪ collection’s primary index.

#IDOCUMENT PLUS PLUS#

The document key is stored in the _key attribute ofĮach document. However, there are superpowers in the Documents Plus subscription, for you to do even more with your files: Unlimited VPN. It can and should be used by clients when specific documentsĪre queried. Document KeyĪ document key uniquely identifies a document in the collection it is Each content element represents content data, which can either be local to an object store (represented by a. In addition to being versionable, a Document object can be subclassed and can carry content, which is stored in one or more content elements. Is a string and consists of the collection’s name and the document key Represents a single version of a document stored in an object store. Document HandleĪ document handle uniquely identifies a document in the database. The _rev value is maintained by ArangoDB automatically. _id and _key values are immutable once the document The value of the _key attribute can be specified by the user whenĬreating a document.