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Cassandra

Cassandra Attributes

This section defines attributes for Cassandra.

Attribute	Type	Description	Examples	Stability
`cassandra.consistency.level`	string	The consistency level of the query. Based on consistency values from CQL.	`all`; `each_quorum`; `quorum`
`cassandra.coordinator.dc`	string	The data center of the coordinating node for a query.	`us-west-2`
`cassandra.coordinator.id`	string	The ID of the coordinating node for a query.	`be13faa2-8574-4d71-926d-27f16cf8a7af`
`cassandra.page.size`	int	The fetch size used for paging, i.e. how many rows will be returned at once.	`5000`
`cassandra.query.idempotent`	boolean	Whether or not the query is idempotent.
`cassandra.speculative_execution.count`	int	The number of times a query was speculatively executed. Not set or `0` if the query was not executed speculatively.	`0`; `2`

cassandra.consistency.level has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
`all`	All
`any`	Any
`each_quorum`	Each Quorum
`local_one`	Local One
`local_quorum`	Local Quorum
`local_serial`	Local Serial
`one`	One
`quorum`	Quorum
`serial`	Serial
`three`	Three
`two`	Two