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PipelineDefinitionBuilderProjectTInput, TIntermediate Method (PipelineDefinitionTInput, TIntermediate, ProjectionDefinitionTIntermediate, BsonDocument)

Appends a project stage to the pipeline.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.16.0+eeafbea0921243a5868b81984e1083a07c1f75bc
Syntax
public static PipelineDefinition<TInput, BsonDocument> Project<TInput, TIntermediate>(
	this PipelineDefinition<TInput, TIntermediate> pipeline,
	ProjectionDefinition<TIntermediate, BsonDocument> projection
)

Parameters

pipeline
Type: MongoDB.DriverPipelineDefinitionTInput, TIntermediate
The pipeline.
projection
Type: MongoDB.DriverProjectionDefinitionTIntermediate, BsonDocument
The projection.

Type Parameters

TInput
The type of the input documents.
TIntermediate
The type of the intermediate documents.

Return Value

Type: PipelineDefinitionTInput, 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 PipelineDefinitionTInput, TIntermediate. 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