Class ReplicationStrategies

Provides utility methods to build replication strategies when creating a keyspace

Inheritance

object

ReplicationStrategies

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: Cassandra

Assembly: Cassandra.dll

Syntax

public static class ReplicationStrategies

Fields

NetworkTopologyStrategy

Declaration

public const string NetworkTopologyStrategy = "NetworkTopologyStrategy"

Field Value

Type	Description
string

SimpleStrategy

Declaration

public const string SimpleStrategy = "SimpleStrategy"

Field Value

Type	Description
string

Methods

CreateNetworkTopologyStrategyReplicationProperty(Dictionary<string, int>)

Returns replication property for NetworkTopologyStrategy.

Declaration

public static Dictionary<string, string> CreateNetworkTopologyStrategyReplicationProperty(Dictionary<string, int> datacentersReplicationFactors)

Parameters

Type	Name	Description
Dictionary<string, int>	datacentersReplicationFactors	Dictionary in which key is the name of a data-center, value is a replication factor for that data-center.

Returns

Type	Description
Dictionary<string, string>	a dictionary of replication property sub-options.

CreateReplicationProperty(string, Dictionary<string, string>)

Returns replication property for other replication strategy. Use it only if there is no dedicated method that creates replication property for specified replication strategy.

Declaration

public static Dictionary<string, string> CreateReplicationProperty(string strategyClass, Dictionary<string, string> subOptions)

Parameters

Type	Name	Description
string	strategyClass	Name of replication strategy.
Dictionary<string, string>	subOptions	Dictionary in which key is the name of sub-option, value is a value for that sub-option.

Returns

Type	Description
Dictionary<string, string>	a dictionary of replication property sub-options.

CreateSimpleStrategyReplicationProperty(int)

Returns replication property for SimpleStrategy.

Declaration

public static Dictionary<string, string> CreateSimpleStrategyReplicationProperty(int replicationFactor)

Parameters

Type	Name	Description
int	replicationFactor	Replication factor for the whole cluster.

Returns

Type	Description
Dictionary<string, string>	a dictionary of replication property sub-options.