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IAggregateFluentExtensionsProjectTResult Method (IAggregateFluentTResult, ProjectionDefinitionTResult, BsonDocument)
Appends a project stage to the pipeline.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.0.1
public static IAggregateFluent<BsonDocument> Project<TResult>(
	this IAggregateFluent<TResult> aggregate,
	ProjectionDefinition<TResult, BsonDocument> projection


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

Type Parameters

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).
See Also