IAggregateFluentExtensionsUnwindTResult, TNewResult Method (IAggregateFluentTResult, ExpressionFuncTResult, Object, IBsonSerializerTNewResult) |
Note: This API is now obsolete.
Appends an unwind stage to the pipeline.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.18.0+554c799eb1ec8dd732f16c739387f6664df1ba7a
Syntax [ObsoleteAttribute("Use the Unwind overload which takes an options parameter.")]
public static IAggregateFluent<TNewResult> Unwind<TResult, TNewResult>(
this IAggregateFluent<TResult> aggregate,
Expression<Func<TResult, Object>> field,
IBsonSerializer<TNewResult> newResultSerializer
)
<ExtensionAttribute>
<ObsoleteAttribute("Use the Unwind overload which takes an options parameter.")>
Public Shared Function Unwind(Of TResult, TNewResult) (
aggregate As IAggregateFluent(Of TResult),
field As Expression(Of Func(Of TResult, Object)),
newResultSerializer As IBsonSerializer(Of TNewResult)
) As IAggregateFluent(Of TNewResult)
[<ExtensionAttribute>]
[<ObsoleteAttribute("Use the Unwind overload which takes an options parameter.")>]
static member Unwind :
aggregate : IAggregateFluent<'TResult> *
field : Expression<Func<'TResult, Object>> *
newResultSerializer : IBsonSerializer<'TNewResult> -> IAggregateFluent<'TNewResult>
Parameters
- aggregate
- Type: MongoDB.DriverIAggregateFluentTResult
The aggregate. - field
- Type: System.Linq.ExpressionsExpressionFuncTResult, Object
The field to unwind. - newResultSerializer
- Type: MongoDB.Bson.SerializationIBsonSerializerTNewResult
The new result serializer.
Type Parameters
- TResult
- The type of the result.
- TNewResult
- The type of the new result.
Return Value
Type:
IAggregateFluentTNewResult
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
IAggregateFluentTResult. 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