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PipelineDefinitionBuilderReplaceRootTInput, TIntermediate, TOutput Method (PipelineDefinitionTInput, TIntermediate, AggregateExpressionDefinitionTIntermediate, TOutput)

Appends a $replaceRoot stage to the pipeline.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.6.0+Branch.origin/v2.6.x.Sha.593796a7b35dc59243383bcc684de296a5468f2e
Syntax
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public static PipelineDefinition<TInput, TOutput> ReplaceRoot<TInput, TIntermediate, TOutput>(
	this PipelineDefinition<TInput, TIntermediate> pipeline,
	AggregateExpressionDefinition<TIntermediate, TOutput> newRoot
)

Parameters

pipeline
Type: MongoDB.DriverPipelineDefinitionTInput, TIntermediate
The pipeline.
newRoot
Type: MongoDB.DriverAggregateExpressionDefinitionTIntermediate, TOutput
The new root.

Type Parameters

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

Return Value

Type: PipelineDefinitionTInput, TOutput
A new pipeline with an additional stage.

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