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