IAggregateFluentExtensions.Project<TResult> Method (IAggregateFluent<TResult>, ProjectionDefinition<TResult, 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.Driver.IAggregateFluent<TResult>
The aggregate.
projection: Type: MongoDB.Driver.ProjectionDefinition<TResult, BsonDocument>
The projection.

Type Parameters

TResult: The type of the result.

Return Value

Type: IAggregateFluent<BsonDocument>
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 IAggregateFluent<TResult>. 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