CountOperation Class

Represents a count operation.

Inheritance Hierarchy

SystemObject
MongoDB.Driver.Core.OperationsCountOperation

Namespace: MongoDB.Driver.Core.Operations
Assembly: MongoDB.Driver.Core (in MongoDB.Driver.Core.dll) Version: 2.5.0+57.Branch.master.Sha.6a4e00a2d91090c65a9b11364b9ebfdb9c7da076

Syntax

Copy

public class CountOperation : IReadOperation<long>

Public Class CountOperation
	Implements IReadOperation(Of Long)

type CountOperation =  
    class
        interface IReadOperation<int64>
    end

The CountOperation type exposes the following members.

Constructors

	Name	Description
	CountOperation	Initializes a new instance of the CountOperation class.

Top

Properties

	Name	Description
	Collation	Gets or sets the collation.
	CollectionNamespace	Gets the collection namespace.
	Filter	Gets or sets the filter.
	Hint	Gets or sets the index hint.
	Limit	Gets or sets a limit on the number of matching documents to count.
	MaxTime	Gets or sets the maximum time the server should spend on this operation.
	MessageEncoderSettings	Gets the message encoder settings.
	ReadConcern	Gets or sets the read concern.
	Skip	Gets or sets the number of documents to skip before counting the remaining matching documents.

Top

Methods

	Name	Description
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object.)
	Execute	Executes the operation.
	ExecuteAsync	Executes the operation.
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Serves as the default hash function. (Inherited from Object.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

Top

Extension Methods

	Name	Description
	ExecuteInt64	Executes a read operation using a channel source. (Defined by OperationExtensionMethods.)
	ExecuteAsyncInt64	Executes a read operation using a channel source. (Defined by OperationExtensionMethods.)
	ToBson	Serializes an object to a BSON byte array. (Defined by BsonExtensionMethods.)
	ToBsonDocument	Serializes an object to a BsonDocument. (Defined by BsonExtensionMethods.)
	ToJson	Serializes an object to a JSON string. (Defined by BsonExtensionMethods.)

Top

Reference

MongoDB.Driver.Core.Operations Namespace