Examples of PORead

org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead
This operator is used to read tuples from a databag in memory. Used mostly for testing. It'd also be useful for the example generator
org.apache.pig.backend.local.executionengine.PORead
org.apache.pig.test.PORead
This operator is used to read tuples from a databag in memory. Used mostly for testing. It'd also be useful for the example generator

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

        physOp.setLineageTracer(lineage);


        // replace the original inputs by POReads
        for (int i = 0; i < inputs.size(); i++) {
            DataBag bag = derivedData.get(cg.getInputs().get(i));
            PORead por = new PORead(new OperatorKey("", r.nextLong()), bag);
            phy.add(por);
            try {
                phy.connect(por, physOp.getInputs().get(i));
            } catch (PlanException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
                log.error("Error connecting " + por.name() + " to "
                        + physOp.name());
            }
        }


        DataBag output = BagFactory.getInstance().newDefaultBag();

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

        phy.add(physOp);


        // replace the original inputs by POReads
        for (LogicalOperator l : op.getPlan().getPredecessors(op)) {
            DataBag bag = derivedData.get(l);
            PORead por = new PORead(new OperatorKey("", r.nextLong()), bag);
            phy.add(por);
            try {
                phy.connect(por, physOp);
            } catch (PlanException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
                log.error("Error connecting " + por.name() + " to "
                        + physOp.name());
            }
        }


        DataBag output = BagFactory.getInstance().newDefaultBag();

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

        physOp.setLineageTracer(null);


        // replace the original inputs by POReads
        for (int i = 0; i < inputs.size(); i++) {
            DataBag bag = derivedData.get(op.getInputs().get(i));
            PORead por = new PORead(new OperatorKey("", r.nextLong()), bag);
            phy.add(por);
            try {
                phy.connect(por, physOp.getInputs().get(i));
            } catch (PlanException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
                log.error("Error connecting " + por.name() + " to "
                        + physOp.name());
            }
        }


        // replace the original inputs by POReads

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

    expPlan.add(pr1);
    sortPlans.add(expPlan);
    
    List<Boolean> mAscCols = new LinkedList<Boolean>();
    mAscCols.add(true);
    PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
    List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
    inputs.add(read);
    POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
        sortPlans, mAscCols, null);

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

    PhysicalPlan expPlan = new PhysicalPlan();
    expPlan.add(pr1);
    sortPlans.add(expPlan);
    List<Boolean> mAscCols = new LinkedList<Boolean>();
    mAscCols.add(false);
    PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
    List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
    inputs.add(read);
    POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
        sortPlans, mAscCols, null);
    Tuple t = null;

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

    PhysicalPlan expPlan = new PhysicalPlan();
    expPlan.add(pr1);
    sortPlans.add(expPlan);
    List<Boolean> mAscCols = new LinkedList<Boolean>();
    mAscCols.add(true);
    PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
    List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
    inputs.add(read);
    POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
        sortPlans, mAscCols, null);
    Tuple t = null;

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead

    PhysicalPlan expPlan = new PhysicalPlan();
    expPlan.add(pr1);
    sortPlans.add(expPlan);
    List<Boolean> mAscCols = new LinkedList<Boolean>();
    mAscCols.add(false);
    PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
    List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
    inputs.add(read);
    POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
        sortPlans, mAscCols, null);
    Tuple t = null;

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead


        List<Boolean> mAscCols = new LinkedList<Boolean>();
        mAscCols.add(false);
        mAscCols.add(true);


        PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
        List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
        inputs.add(read);


        POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
                                 sortPlans, mAscCols, null);

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Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead


        List<Boolean> mAscCols = new LinkedList<Boolean>();
        mAscCols.add(false);
        mAscCols.add(true);


        PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
        List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
        inputs.add(read);


        POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
                                 sortPlans, mAscCols, null);

View Full Code Here

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.PORead


        List<Boolean> mAscCols = new LinkedList<Boolean>();
        mAscCols.add(false);
        mAscCols.add(true);


        PORead read = new PORead(new OperatorKey("", r.nextLong()), input);
        List<PhysicalOperator> inputs = new LinkedList<PhysicalOperator>();
        inputs.add(read);


        POSort sort = new POSort(new OperatorKey("", r.nextLong()), -1, inputs,
                                 sortPlans, mAscCols, null);

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