IMongoCollectionExtensions.Aggregate<TDocument> Method (IMongoCollection<TDocument>, AggregateOptions)

Begins a fluent aggregation interface.

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

Syntax

Copy

public static IAggregateFluent<TDocument> Aggregate<TDocument>(
	this IMongoCollection<TDocument> collection,
	AggregateOptions options = null
)

<ExtensionAttribute>
Public Shared Function Aggregate(Of TDocument) ( 
	collection As IMongoCollection(Of TDocument),
	Optional options As AggregateOptions = Nothing
) As IAggregateFluent(Of TDocument)

[<ExtensionAttribute>]
static member Aggregate : 
        collection : IMongoCollection<'TDocument> * 
        ?options : AggregateOptions 
(* Defaults:
        let _options = defaultArg options null
*)
-> IAggregateFluent<'TDocument>

Parameters

collection: Type: MongoDB.Driver.IMongoCollection<TDocument>
The collection.
options (Optional): Type: MongoDB.Driver.AggregateOptions
The options.

Type Parameters

TDocument: The type of the document.

Return Value

Type: IAggregateFluent<TDocument>
A fluent aggregate interface.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IMongoCollection<TDocument>. 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).

Reference

IMongoCollectionExtensions Class

Aggregate Overload

MongoDB.Driver Namespace