Window<TKey,TSource>.TopK Method
Definition
Important
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Overloads
| TopK<TOrderValue>(Expression<Func<TSource,TOrderValue>>, Int32) |
Computes a time-sensitive top-k aggregate using "snapshot windows" (SI terminology) based on a key selector. |
| TopK<TOrderValue>(Expression<Func<TSource,TOrderValue>>, IComparerExpression<TOrderValue>, Int32) |
Computes a time-sensitive top-k aggregate using "snapshot windows" (SI terminology) based on a key selector with the provided ordering comparer. |
TopK<TOrderValue>(Expression<Func<TSource,TOrderValue>>, Int32)
Computes a time-sensitive top-k aggregate using "snapshot windows" (SI terminology) based on a key selector.
public Microsoft.StreamProcessing.Aggregates.IAggregate<TSource,Microsoft.StreamProcessing.Internal.Collections.SortedMultiSet<TSource>,System.Collections.Generic.List<Microsoft.StreamProcessing.RankedEvent<TSource>>> TopK<TOrderValue> (System.Linq.Expressions.Expression<Func<TSource,TOrderValue>> orderer, int k);member this.TopK : System.Linq.Expressions.Expression<Func<'Source, 'OrderValue>> * int -> Microsoft.StreamProcessing.Aggregates.IAggregate<'Source, Microsoft.StreamProcessing.Internal.Collections.SortedMultiSet<'Source>, System.Collections.Generic.List<Microsoft.StreamProcessing.RankedEvent<'Source>>>Public Function TopK(Of TOrderValue) (orderer As Expression(Of Func(Of TSource, TOrderValue)), k As Integer) As IAggregate(Of TSource, SortedMultiSet(Of TSource), List(Of RankedEvent(Of TSource)))Type Parameters
- TOrderValue
Parameters
- orderer
- Expression<Func<TSource,TOrderValue>>
- k
- Int32
Returns
IAggregate<TSource,Microsoft.StreamProcessing.Internal.Collections.SortedMultiSet<TSource>,List<Microsoft.StreamProcessing.RankedEvent<TSource>>>
Applies to
TopK<TOrderValue>(Expression<Func<TSource,TOrderValue>>, IComparerExpression<TOrderValue>, Int32)
Computes a time-sensitive top-k aggregate using "snapshot windows" (SI terminology) based on a key selector with the provided ordering comparer.
public Microsoft.StreamProcessing.Aggregates.IAggregate<TSource,Microsoft.StreamProcessing.Internal.Collections.SortedMultiSet<TSource>,System.Collections.Generic.List<Microsoft.StreamProcessing.RankedEvent<TSource>>> TopK<TOrderValue> (System.Linq.Expressions.Expression<Func<TSource,TOrderValue>> orderer, Microsoft.StreamProcessing.IComparerExpression<TOrderValue> comparer, int k);member this.TopK : System.Linq.Expressions.Expression<Func<'Source, 'OrderValue>> * Microsoft.StreamProcessing.IComparerExpression<'OrderValue> * int -> Microsoft.StreamProcessing.Aggregates.IAggregate<'Source, Microsoft.StreamProcessing.Internal.Collections.SortedMultiSet<'Source>, System.Collections.Generic.List<Microsoft.StreamProcessing.RankedEvent<'Source>>>Public Function TopK(Of TOrderValue) (orderer As Expression(Of Func(Of TSource, TOrderValue)), comparer As IComparerExpression(Of TOrderValue), k As Integer) As IAggregate(Of TSource, SortedMultiSet(Of TSource), List(Of RankedEvent(Of TSource)))Type Parameters
- TOrderValue
Parameters
- orderer
- Expression<Func<TSource,TOrderValue>>
- comparer
- IComparerExpression<TOrderValue>
- k
- Int32
Returns
IAggregate<TSource,Microsoft.StreamProcessing.Internal.Collections.SortedMultiSet<TSource>,List<Microsoft.StreamProcessing.RankedEvent<TSource>>>