IAggregateFluentExtensionsProjectTResult Method (IAggregateFluentTResult, ProjectionDefinitionTResult, BsonDocument)

Appends a project stage to the pipeline.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.7.3+Branch.v2.7.x.Sha.2f1f2be13a23b8520cb9c2ee8439c022f9a03efe

Syntax

Copy

public static IAggregateFluent<BsonDocument> Project<TResult>(
	this IAggregateFluent<TResult> aggregate,
	ProjectionDefinition<TResult, BsonDocument> projection
)

<ExtensionAttribute>
Public Shared Function Project(Of TResult) ( 
	aggregate As IAggregateFluent(Of TResult),
	projection As ProjectionDefinition(Of TResult, BsonDocument)
) As IAggregateFluent(Of BsonDocument)

[<ExtensionAttribute>]
static member Project : 
        aggregate : IAggregateFluent<'TResult> * 
        projection : ProjectionDefinition<'TResult, BsonDocument> -> IAggregateFluent<BsonDocument>

Parameters

aggregate: Type: MongoDB.DriverIAggregateFluentTResult
The aggregate.
projection: Type: MongoDB.DriverProjectionDefinitionTResult, BsonDocument
The projection.

Type Parameters

TResult: The type of the result.

Return Value

Type: IAggregateFluentBsonDocument
The fluent aggregate interface.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IAggregateFluentTResult. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Reference

IAggregateFluentExtensions Class

Project Overload

MongoDB.Driver Namespace