Uses of Class
org.apache.flink.streaming.runtime.partitioner.ForwardPartitioner

Packages that use ForwardPartitioner
  • Uses of ForwardPartitioner in org.apache.flink.streaming.runtime.partitioner

    Modifier and Type
    Class
    Description
    class 
    If there are multiple consecutive and the same hash shuffles, SQL planner will change them except the first one to use forward partitioner, so that these operators can be chained to reduce unnecessary shuffles.
    class 
    When the parallelism of both upstream and downstream is ExecutionConfig.PARALLELISM_DEFAULT and the edge's partitioner is not specified (partitioner==null), the edge's partitioner will be set to FORWARD by default(See StreamGraph.createActualEdge(java.lang.Integer, java.lang.Integer, int, org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<?>, org.apache.flink.util.OutputTag, org.apache.flink.streaming.api.transformations.StreamExchangeMode, org.apache.flink.runtime.jobgraph.IntermediateDataSetID) method for details).