Interface | Description |
---|---|
Group |
Class | Description |
---|---|
Boundary |
The Boundary class is only used internally by the planner to mark the boundaries between partitions within
the element graph.
|
Checkpoint |
The Checkpoint pipe, if supported by the current planner, will force data to be persisted at the point in
the tuple stream an instance of Checkpoint is inserted into the pipe assembly.
|
CoGroup |
The CoGroup pipe allows for two or more tuple streams to join into a single stream via an optional
Joiner . |
Each | |
Every |
The Every operator applies an
Aggregator or Buffer to every grouping. |
GroupBy |
The GroupBy pipe groups the
Tuple stream by the given groupFields. |
HashJoin |
The HashJoin pipe allows for two or more tuple streams to join into a single stream via a
Joiner when
all but one tuple stream is considered small enough to fit into memory. |
Merge |
The Merge Pipe allows for multiple branches, with the same fields to be spliced back into a single stream.
|
Operator |
An Operator is a type of
Pipe . |
Pipe | |
Splice | |
SubAssembly |
Subclasses of SubAssembly encapsulate complex assemblies of
Pipe s so they my be reused in the same manner
a Pipe is used. |
Exception | Description |
---|---|
OperatorException |
Class OperatorException is thrown during field name resolution during planning
|
Copyright © 2007-2015 Concurrent, Inc. All Rights Reserved.