Defining ArangoDB Indexes

The following properties are applicable to an ArangoDB Index object.

Tab	Property	Description	Additional Information
	Physical Name	Specifies the physical name of the index
	Index Type	Specifies the index type	Geo: Indicates that the index is a geo index. A geo index is used to locate a place geographically on earth. Persistent: Indicates that the index is a persistent index. A persistent index is sorted with persistence. Fulltext: Indicates that the index is a fulltext index. A full text index is used to find prefixes of words or words in a document. TTL: Indicates that the index is a TTL index. A TTL index is used for removing expired documents automatically.
	Physical Only	Specifies whether the index is available in the physical model only
	Generate	Specifies whether the index is generated
General	Index Members	Specifies a list of available fields
General	Selected Index Members	Specifies a list of fields that are included in the index
Options	Unique	Specifies whether the index is declared unique	This option is supported for persistent, TTL, hash, and skiplist indexes.
	Sparse	Specifies whether the index is sparse	This option is supported for hash, skiplist, and persistent indexes.
	Deduplicate	Specifies whether the deduplicate attribute of the index is set true	Selecting the Deduplicate checkbox ensures that a single instance of each non-unique index is inserted into the index per document. This option is supported for array indexes of type, persistent, hash, and skiplist.
	Background	Specifies that the index is created in background	Creating an index in background ensures the availability of the collection while index is being created. This makes it possible to run CRUD operations on the collections while index is being created.
	Min. Length	Specifies the minimum length parameter of the index	The words shorter than this length are not indexed. This option is supported for fulltext indexes.
	Doc Expire After	Specifies the time in seconds after which the document expires	This option is supported for TTL indexes.
	Geo JSON	Specifies whether the GeoJSON data-format is used	This option is supported for geo indexes.
	Estimates	Specifies whether index selectivity estimates are maintained for the index	This option is supported for persistent indexes.
Comment	Update Key Group Definition to Match	Specifies whether the key group definition should be updated to match the comment