org.apache.flink.optimizer.operators

Interface AbstractOperatorDescriptor

All Known Implementing Classes:

AbstractJoinDescriptor, AbstractSortMergeJoinDescriptor, AllGroupCombineProperties, AllGroupReduceProperties, AllGroupWithPartialPreGroupProperties, AllReduceProperties, BinaryUnionOpDescriptor, CartesianProductDescriptor, CoGroupDescriptor, CoGroupRawDescriptor, CoGroupWithSolutionSetFirstDescriptor, CoGroupWithSolutionSetSecondDescriptor, CollectorMapDescriptor, CrossBlockOuterFirstDescriptor, CrossBlockOuterSecondDescriptor, CrossStreamOuterFirstDescriptor, CrossStreamOuterSecondDescriptor, FilterDescriptor, FlatMapDescriptor, GroupCombineProperties, GroupReduceProperties, GroupReduceWithCombineProperties, HashJoinBuildFirstProperties, HashJoinBuildSecondProperties, HashLeftOuterJoinBuildSecondDescriptor, HashRightOuterJoinBuildFirstDescriptor, MapDescriptor, MapPartitionDescriptor, NoOpDescriptor, OperatorDescriptorDual, OperatorDescriptorSingle, PartialGroupProperties, PartitionNode.PartitionDescriptor, ReduceProperties, SolutionSetDeltaOperator, SortMergeFullOuterJoinDescriptor, SortMergeInnerJoinDescriptor, SortMergeLeftOuterJoinDescriptor, SortMergeRightOuterJoinDescriptor, SortPartitionNode.SortPartitionDescriptor, UtilSinkJoinOpDescriptor

public interface AbstractOperatorDescriptor

The root of all descriptions of an operator to the optimizer.

Method Summary

Methods

Modifier and Type	Method and Description
DriverStrategy	getStrategy() Gets the runtime strategy to be executed by this operator.

Method Detail

getStrategy

DriverStrategy getStrategy()

Gets the runtime strategy to be executed by this operator.

Returns:

The runtime strategy.