PipelineDefinitionBuilder.BucketAuto<TInput, TIntermediate, TValue> Method (PipelineDefinition<TInput, TIntermediate>, AggregateExpressionDefinition<TIntermediate, TValue>, Int32, AggregateBucketAutoOptions) |
Appends a $bucketAuto stage to the pipeline.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.21.0+5a9c3311e158910b88195f290e6d4b1b2715d2b2
Syntaxpublic static PipelineDefinition<TInput, AggregateBucketAutoResult<TValue>> BucketAuto<TInput, TIntermediate, TValue>(
this PipelineDefinition<TInput, TIntermediate> pipeline,
AggregateExpressionDefinition<TIntermediate, TValue> groupBy,
int buckets,
AggregateBucketAutoOptions options = null
)
<ExtensionAttribute>
Public Shared Function BucketAuto(Of TInput, TIntermediate, TValue) (
pipeline As PipelineDefinition(Of TInput, TIntermediate),
groupBy As AggregateExpressionDefinition(Of TIntermediate, TValue),
buckets As Integer,
Optional options As AggregateBucketAutoOptions = Nothing
) As PipelineDefinition(Of TInput, AggregateBucketAutoResult(Of TValue))
[<ExtensionAttribute>]
static member BucketAuto :
pipeline : PipelineDefinition<'TInput, 'TIntermediate> *
groupBy : AggregateExpressionDefinition<'TIntermediate, 'TValue> *
buckets : int *
?options : AggregateBucketAutoOptions
(* Defaults:
let _options = defaultArg options null
*)
-> PipelineDefinition<'TInput, AggregateBucketAutoResult<'TValue>>
Parameters
- pipeline
- Type: MongoDB.Driver.PipelineDefinition<TInput, TIntermediate>
The pipeline. - groupBy
- Type: MongoDB.Driver.AggregateExpressionDefinition<TIntermediate, TValue>
The group by expression. - buckets
- Type: System.Int32
The number of buckets. - options (Optional)
- Type: MongoDB.Driver.AggregateBucketAutoOptions
The options.
Type Parameters
- TInput
- The type of the input documents.
- TIntermediate
- The type of the intermediate documents.
- TValue
- The type of the values.
Return Value
Type:
PipelineDefinition<TInput,
AggregateBucketAutoResult<TValue>>
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).
See Also