Package eu.stratosphere.compiler.dataproperties

Examples of eu.stratosphere.compiler.dataproperties.RequestedGlobalProperties

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    this.rootConnection.setInterestingProperties(intProps);
    this.nextPartialSolution.accept(new InterestingPropertyVisitor(estimator));
   
    // now add the interesting properties of the partial solution to the input
    final InterestingProperties inProps = this.partialSolution.getInterestingProperties().clone();
    inProps.addGlobalProperties(new RequestedGlobalProperties());
    inProps.addLocalProperties(new RequestedLocalProperties());
    this.inConn.setInterestingProperties(inProps);
  }
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  @Override
  protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
    // all properties are possible
    return Collections.singletonList(new GlobalPropertiesPair(
      new RequestedGlobalProperties(), new RequestedGlobalProperties()));
  }
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    }
  }

  @Override
  protected List<RequestedGlobalProperties> createPossibleGlobalProperties() {
    return Collections.singletonList(new RequestedGlobalProperties());
  }
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  public void computeInterestingPropertiesForInputs(CostEstimator estimator) {
    final InterestingProperties props = getInterestingProperties();
   
    // if no other properties exist, add the pruned trivials back
    if (props.getGlobalProperties().isEmpty()) {
      props.addGlobalProperties(new RequestedGlobalProperties());
    }
    props.addLocalProperties(new RequestedLocalProperties());
    this.input1.setInterestingProperties(props.clone());
    this.input2.setInterestingProperties(props.clone());
   
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    return new SingleInputPlanNode(node, "Map ("+node.getPactContract().getName()+")", in, DriverStrategy.MAP);
  }

  @Override
  protected List<RequestedGlobalProperties> createPossibleGlobalProperties() {
    return Collections.singletonList(new RequestedGlobalProperties());
  }
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    }
  }
 
  @Override
  protected List<RequestedGlobalProperties> createPossibleGlobalProperties() {
    return Collections.singletonList(new RequestedGlobalProperties());
  }
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    final InterestingProperties iProps = new InterestingProperties();
   
    {
      final Ordering partitioning = getPactContract().getPartitionOrdering();
      final DataDistribution dataDist = getPactContract().getDataDistribution();
      final RequestedGlobalProperties partitioningProps = new RequestedGlobalProperties();
      if (partitioning != null) {
        if(dataDist != null) {
          partitioningProps.setRangePartitioned(partitioning, dataDist);
        } else {
          partitioningProps.setRangePartitioned(partitioning);
        }
        iProps.addGlobalProperties(partitioningProps);
      }
      iProps.addGlobalProperties(partitioningProps);
    }
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    return DriverStrategy.CO_GROUP;
  }

  @Override
  protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
    RequestedGlobalProperties partitioned1 = new RequestedGlobalProperties();
    partitioned1.setHashPartitioned(this.keys1);
    RequestedGlobalProperties partitioned2 = new RequestedGlobalProperties();
    partitioned2.setHashPartitioned(this.keys2);
    return Collections.singletonList(new GlobalPropertiesPair(partitioned1, partitioned2));
  }
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    return new SingleInputPlanNode(node, "Reduce("+node.getPactContract().getName()+")", in, DriverStrategy.SORTED_GROUP_REDUCE, this.keyList);
  }

  @Override
  protected List<RequestedGlobalProperties> createPossibleGlobalProperties() {
    RequestedGlobalProperties props = new RequestedGlobalProperties();
    props.setAnyPartitioning(this.keys);
    return Collections.singletonList(props);
  }
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    // that computes the next workset needs the interesting properties as generated by the
    // workset source of the step function. the second pass concerns only the workset path.
    // as initial interesting properties, we have the trivial ones for the step function,
    // and partitioned on the solution set key for the solution set delta
   
    RequestedGlobalProperties partitionedProperties = new RequestedGlobalProperties();
    partitionedProperties.setHashPartitioned(this.solutionSetKeyFields);
    InterestingProperties partitionedIP = new InterestingProperties();
    partitionedIP.addGlobalProperties(partitionedProperties);
    partitionedIP.addLocalProperties(new RequestedLocalProperties());
   
    this.nextWorksetRootConnection.setInterestingProperties(new InterestingProperties());
    this.solutionSetDeltaRootConnection.setInterestingProperties(partitionedIP.clone());
   
    InterestingPropertyVisitor ipv = new InterestingPropertyVisitor(estimator);
    this.nextWorkset.accept(ipv);
    this.solutionSetDelta.accept(ipv);
   
    // take the interesting properties of the partial solution and add them to the root interesting properties
    InterestingProperties worksetIntProps = this.worksetNode.getInterestingProperties();
    InterestingProperties intProps = new InterestingProperties();
    intProps.getGlobalProperties().addAll(worksetIntProps.getGlobalProperties());
    intProps.getLocalProperties().addAll(worksetIntProps.getLocalProperties());
   
    // clear all interesting properties to prepare the second traversal
    this.nextWorksetRootConnection.clearInterestingProperties();
    this.nextWorkset.accept(InterestingPropertiesClearer.INSTANCE);
   
    // 2nd pass
    this.nextWorksetRootConnection.setInterestingProperties(intProps);
    this.nextWorkset.accept(ipv);
   
    // now add the interesting properties of the workset to the workset input
    final InterestingProperties inProps = this.worksetNode.getInterestingProperties().clone();
    inProps.addGlobalProperties(new RequestedGlobalProperties());
    inProps.addLocalProperties(new RequestedLocalProperties());
    this.input2.setInterestingProperties(inProps);
   
    // the partial solution must be hash partitioned, so it has only that as interesting properties
    this.input1.setInterestingProperties(partitionedIP);
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Related Classes of eu.stratosphere.compiler.dataproperties.RequestedGlobalProperties

  • eu.stratosphere.compiler.dag.BinaryUnionNode
  • eu.stratosphere.compiler.dag.BulkIterationNode
  • eu.stratosphere.compiler.dag.DataSinkNode
  • eu.stratosphere.compiler.dag.WorksetIterationNode
  • eu.stratosphere.compiler.dag.WorksetIterationNode$WorksetOpDescriptor
  • eu.stratosphere.compiler.operators.AbstractJoinDescriptor
  • eu.stratosphere.compiler.operators.AllGroupReduceProperties
  • eu.stratosphere.compiler.operators.AllGroupWithPartialPreGroupProperties
  • eu.stratosphere.compiler.operators.AllReduceProperties
  • eu.stratosphere.compiler.operators.CartesianProductDescriptor
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