AggregateFluentBaseTResultBucketTValue, TNewResult Method (AggregateExpressionDefinitionTResult, TValue, IEnumerableTValue, ProjectionDefinitionTResult, TNewResult, AggregateBucketOptionsTValue) |
Appends a $bucket stage to the pipeline with a custom projection.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.16.0+eeafbea0921243a5868b81984e1083a07c1f75bc
Syntax public virtual IAggregateFluent<TNewResult> Bucket<TValue, TNewResult>(
AggregateExpressionDefinition<TResult, TValue> groupBy,
IEnumerable<TValue> boundaries,
ProjectionDefinition<TResult, TNewResult> output,
AggregateBucketOptions<TValue> options = null
)
Public Overridable Function Bucket(Of TValue, TNewResult) (
groupBy As AggregateExpressionDefinition(Of TResult, TValue),
boundaries As IEnumerable(Of TValue),
output As ProjectionDefinition(Of TResult, TNewResult),
Optional options As AggregateBucketOptions(Of TValue) = Nothing
) As IAggregateFluent(Of TNewResult)
abstract Bucket :
groupBy : AggregateExpressionDefinition<'TResult, 'TValue> *
boundaries : IEnumerable<'TValue> *
output : ProjectionDefinition<'TResult, 'TNewResult> *
?options : AggregateBucketOptions<'TValue>
(* Defaults:
let _options = defaultArg options null
*)
-> IAggregateFluent<'TNewResult>
override Bucket :
groupBy : AggregateExpressionDefinition<'TResult, 'TValue> *
boundaries : IEnumerable<'TValue> *
output : ProjectionDefinition<'TResult, 'TNewResult> *
?options : AggregateBucketOptions<'TValue>
(* Defaults:
let _options = defaultArg options null
*)
-> IAggregateFluent<'TNewResult>
Parameters
- groupBy
- Type: MongoDB.DriverAggregateExpressionDefinitionTResult, TValue
The expression providing the value to group by. - boundaries
- Type: System.Collections.GenericIEnumerableTValue
The bucket boundaries. - output
- Type: MongoDB.DriverProjectionDefinitionTResult, TNewResult
The output projection. - options (Optional)
- Type: MongoDB.DriverAggregateBucketOptionsTValue
The options.
Type Parameters
- TValue
- The type of the value.
- TNewResult
- The type of the new result.
Return Value
Type:
IAggregateFluentTNewResultThe fluent aggregate interface.
Implements
IAggregateFluentTResultBucketTValue, TNewResult(AggregateExpressionDefinitionTResult, TValue, IEnumerableTValue, ProjectionDefinitionTResult, TNewResult, AggregateBucketOptionsTValue)See Also