IAggregateFluentExtensionsProjectTResult Method (IAggregateFluentTResult, ProjectionDefinitionTResult, BsonDocument)

Appends a project stage to the pipeline.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.21.0+5a9c3311e158910b88195f290e6d4b1b2715d2b2

Syntax

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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