• DataStax C# Driver for Apache Cassandra API Documentation
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    • Cassandra
      • AesColumnEncryptionPolicy
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    • Cassandra.AppMetrics
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    • Cassandra.DataStax.Auth
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    • Cassandra.DataStax.Graph.Internal
      • IGraphSONDeserializer
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      • DateRange
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    • Cassandra.Mapping.Attributes
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    • Cassandra.Mapping.TypeConversion
      • DefaultTypeConverter
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      • TypeConverter
    • Cassandra.Mapping.Utils
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    • Cassandra.Metrics
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    • Cassandra.OpenTelemetry
      • BuilderExtensions
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    • Cassandra.Serialization
      • CustomTypeSerializer<T>
      • TypeSerializer
      • TypeSerializerDefinitions
      • TypeSerializer<T>
      • UdtSerializer
    • Cassandra.Serialization.Primitive
      • DecimalSerializer

    Class ConstantSpeculativeExecutionPolicy

    A ISpeculativeExecutionPolicy that schedules a given number of speculative executions, separated by a fixed delay.

    Inheritance
    object
    ConstantSpeculativeExecutionPolicy
    Implements
    ISpeculativeExecutionPolicy
    IDisposable
    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 class ConstantSpeculativeExecutionPolicy : ISpeculativeExecutionPolicy, IDisposable

    Constructors

    ConstantSpeculativeExecutionPolicy(long, int)

    Creates a new instance of a ISpeculativeExecutionPolicy that schedules a given number of speculative executions, separated by a fixed delay.

    Declaration
    public ConstantSpeculativeExecutionPolicy(long delay, int maxSpeculativeExecutions)
    Parameters
    Type Name Description
    long delay

    The constant delay in milliseconds between each speculative execution. Must be strictly positive.

    int maxSpeculativeExecutions

    The number of speculative executions. Must be strictly positive.

    Properties

    Delay

    Declaration
    public long Delay { get; }
    Property Value
    Type Description
    long

    MaxSpeculativeExecutions

    Declaration
    public int MaxSpeculativeExecutions { get; }
    Property Value
    Type Description
    int

    Methods

    Dispose()

    Declaration
    public void Dispose()

    Initialize(ICluster)

    Initializes the policy at cluster startup.

    Declaration
    public void Initialize(ICluster cluster)
    Parameters
    Type Name Description
    ICluster cluster

    NewPlan(string, IStatement)

    Returns the plan to use for a new query.

    Declaration
    public ISpeculativeExecutionPlan NewPlan(string keyspace, IStatement statement)
    Parameters
    Type Name Description
    string keyspace

    the currently logged keyspace

    IStatement statement

    the query for which to build a plan.

    Returns
    Type Description
    ISpeculativeExecutionPlan

    Implements

    ISpeculativeExecutionPolicy
    IDisposable
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