arangodb/Documentation/DocuBlocks/collectionDatabaseName.md

@brief returns a single collection or null db._collection(collection-name)

Returns the collection with the given name or null if no such collection exists.

db._collection(collection-identifier)

Returns the collection with the given identifier or null if no such collection exists. Accessing collections by identifier is discouraged for end users. End users should access collections using the collection name.

@EXAMPLES

Get a collection by name:

@EXAMPLE_ARANGOSH_OUTPUT{collectionDatabaseName} db._collection("demo"); @END_EXAMPLE_ARANGOSH_OUTPUT

Get a collection by id:

arangosh> db._collection(123456);
[ArangoCollection 123456, "demo" (type document, status loaded)]

Unknown collection:

@EXAMPLE_ARANGOSH_OUTPUT{collectionDatabaseNameUnknown} db._collection("unknown"); @END_EXAMPLE_ARANGOSH_OUTPUT