org.apache.flink.runtime.jobgraph.DistributionPattern Maven / Gradle / Ivy
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package org.apache.flink.runtime.jobgraph;
import org.apache.flink.runtime.executiongraph.EdgeManagerBuildUtil;
import org.apache.flink.runtime.executiongraph.ExecutionVertex;
import org.apache.flink.runtime.executiongraph.IntermediateResultPartition;
/**
* A distribution pattern determines, which sub tasks of a producing task are connected to which
* consuming sub tasks.
*
* It affects how {@link ExecutionVertex} and {@link IntermediateResultPartition} are connected
* in {@link EdgeManagerBuildUtil}
*/
public enum DistributionPattern {
/** Each producing sub task is connected to each sub task of the consuming task. */
ALL_TO_ALL,
/** Each producing sub task is connected to one or more subtask(s) of the consuming task. */
POINTWISE
}