PipelineDefinitionBuilder.Merge<TInput, TIntermediate, TOutput> Method

Appends a $merge stage to the pipeline.

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

Syntax

Copy

public static PipelineDefinition<TInput, TOutput> Merge<TInput, TIntermediate, TOutput>(
	this PipelineDefinition<TInput, TIntermediate> pipeline,
	IMongoCollection<TOutput> outputCollection,
	MergeStageOptions<TOutput> mergeOptions
)

<ExtensionAttribute>
Public Shared Function Merge(Of TInput, TIntermediate, TOutput) ( 
	pipeline As PipelineDefinition(Of TInput, TIntermediate),
	outputCollection As IMongoCollection(Of TOutput),
	mergeOptions As MergeStageOptions(Of TOutput)
) As PipelineDefinition(Of TInput, TOutput)

[<ExtensionAttribute>]
static member Merge : 
        pipeline : PipelineDefinition<'TInput, 'TIntermediate> * 
        outputCollection : IMongoCollection<'TOutput> * 
        mergeOptions : MergeStageOptions<'TOutput> -> PipelineDefinition<'TInput, 'TOutput>

Parameters

pipeline: Type: MongoDB.Driver.PipelineDefinition<TInput, TIntermediate>
The pipeline.
outputCollection: Type: MongoDB.Driver.IMongoCollection<TOutput>
The output collection.
mergeOptions: Type: MongoDB.Driver.MergeStageOptions<TOutput>
The merge options.

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: PipelineDefinition<TInput, 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 PipelineDefinition<TInput, 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).

Exceptions

Exception	Condition
NotSupportedException

Reference

PipelineDefinitionBuilder Class