[This is preliminary documentation and is subject to change.]
Partitions a stream by a function.
Namespace: Microsoft.Research.Naiad.Dataflow.PartitionBy
Assembly: Microsoft.Research.Naiad (in Microsoft.Research.Naiad.dll) Version: 0.5.0.0 (0.5.0.0)
Syntax
C#
public static Stream<TRecord, TTime> PartitionBy<TRecord, TTime>( this Stream<TRecord, TTime> stream, Expression<Func<TRecord, int>> partitionBy ) where TTime : Object, Time<TTime>
Parameters
- stream
- Type: Microsoft.Research.NaiadStreamTRecord, TTime
stream - partitionBy
- Type: System.Linq.ExpressionsExpressionFuncTRecord, Int32
partitioning function
Type Parameters
- TRecord
- record type
- TTime
- time type
Return Value
Type: StreamTRecord, TTimea repartitioned stream
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type StreamTRecord, TTime. 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