| IAggregateFluentTResultBucketAutoTValue, TNewResult Method (AggregateExpressionDefinitionTResult, TValue, Int32, ProjectionDefinitionTResult, TNewResult, AggregateBucketAutoOptions) | 
 
            Appends a $bucketAuto stage to the pipeline with a custom projection.
            
 
    Namespace: 
   MongoDB.Driver
    Assembly:
   MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.12.2+a4a3888f4fb51bb518b1eb5002effc2d47f2ea6a
 Syntax
SyntaxIAggregateFluent<TNewResult> BucketAuto<TValue, TNewResult>(
	AggregateExpressionDefinition<TResult, TValue> groupBy,
	int buckets,
	ProjectionDefinition<TResult, TNewResult> output,
	AggregateBucketAutoOptions options = null
)
Function BucketAuto(Of TValue, TNewResult) ( 
	groupBy As AggregateExpressionDefinition(Of TResult, TValue),
	buckets As Integer,
	output As ProjectionDefinition(Of TResult, TNewResult),
	Optional options As AggregateBucketAutoOptions = Nothing
) As IAggregateFluent(Of TNewResult)
abstract BucketAuto : 
        groupBy : AggregateExpressionDefinition<'TResult, 'TValue> * 
        buckets : int * 
        output : ProjectionDefinition<'TResult, 'TNewResult> * 
        ?options : AggregateBucketAutoOptions 
(* Defaults:
        let _options = defaultArg options null
*)
-> IAggregateFluent<'TNewResult> 
Parameters
- groupBy
- Type: MongoDB.DriverAggregateExpressionDefinitionTResult, TValue
 The expression providing the value to group by.
- buckets
- Type: SystemInt32
 The number of buckets.
- output
- Type: MongoDB.DriverProjectionDefinitionTResult, TNewResult
 The output projection.
- options (Optional)
- Type: MongoDB.DriverAggregateBucketAutoOptions
 The options (optional).
Type Parameters
- TValue
- The type of the value.
- TNewResult
- The type of the new result.
Return Value
Type: 
IAggregateFluentTNewResultThe fluent aggregate interface.
 See Also
See Also