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: 2.12.2+a4a3888f4fb51bb518b1eb5002effc2d47f2ea6a
Syntax public static PipelineDefinition<TInput, BsonDocument> Project<TInput, TIntermediate>(
this PipelineDefinition<TInput, TIntermediate> pipeline,
ProjectionDefinition<TIntermediate, BsonDocument> projection
)
<ExtensionAttribute>
Public Shared Function Project(Of TInput, TIntermediate) (
pipeline As PipelineDefinition(Of TInput, TIntermediate),
projection As ProjectionDefinition(Of TIntermediate, BsonDocument)
) As PipelineDefinition(Of TInput, BsonDocument)
[<ExtensionAttribute>]
static member Project :
pipeline : PipelineDefinition<'TInput, 'TIntermediate> *
projection : ProjectionDefinition<'TIntermediate, BsonDocument> -> PipelineDefinition<'TInput, BsonDocument>
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