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PipelineDefinitionBuilderBucketAutoTInput, TIntermediate, TValue Method (PipelineDefinitionTInput, TIntermediate, AggregateExpressionDefinitionTIntermediate, TValue, Int32, AggregateBucketAutoOptions)

Appends a $bucketAuto stage to the pipeline.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.13.1-v2-13-x1+a7f8afe27855f38f4f72157d11ba2ae73895502e
Syntax
public static PipelineDefinition<TInput, AggregateBucketAutoResult<TValue>> BucketAuto<TInput, TIntermediate, TValue>(
	this PipelineDefinition<TInput, TIntermediate> pipeline,
	AggregateExpressionDefinition<TIntermediate, TValue> groupBy,
	int buckets,
	AggregateBucketAutoOptions options = null
)

Parameters

pipeline
Type: MongoDB.DriverPipelineDefinitionTInput, TIntermediate
The pipeline.
groupBy
Type: MongoDB.DriverAggregateExpressionDefinitionTIntermediate, TValue
The group by expression.
buckets
Type: SystemInt32
The number of buckets.
options (Optional)
Type: MongoDB.DriverAggregateBucketAutoOptions
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: PipelineDefinitionTInput, AggregateBucketAutoResultTValue
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 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