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PipelineStageDefinitionBuilderBucketTInput, TValue, TOutput Method (ExpressionFuncTInput, TValue, IEnumerableTValue, ExpressionFuncIGroupingTValue, TInput, TOutput, AggregateBucketOptionsTValue, ExpressionTranslationOptions)

Creates a $bucket stage.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.13.1-v2-13-x1+a7f8afe27855f38f4f72157d11ba2ae73895502e
Syntax
public static PipelineStageDefinition<TInput, TOutput> Bucket<TInput, TValue, TOutput>(
	Expression<Func<TInput, TValue>> groupBy,
	IEnumerable<TValue> boundaries,
	Expression<Func<IGrouping<TValue, TInput>, TOutput>> output,
	AggregateBucketOptions<TValue> options = null,
	ExpressionTranslationOptions translationOptions = null
)

Parameters

groupBy
Type: System.Linq.ExpressionsExpressionFuncTInput, TValue
The group by expression.
boundaries
Type: System.Collections.GenericIEnumerableTValue
The boundaries.
output
Type: System.Linq.ExpressionsExpressionFuncIGroupingTValue, TInput, TOutput
The output projection.
options (Optional)
Type: MongoDB.DriverAggregateBucketOptionsTValue
The options.
translationOptions (Optional)
Type: MongoDB.DriverExpressionTranslationOptions
The translation options.

Type Parameters

TInput
The type of the input documents.
TValue
The type of the values.
TOutput
The type of the output documents.

Return Value

Type: PipelineStageDefinitionTInput, TOutput
The stage.
See Also