Examples with RequestedLocalProperties org.apache.flink.optimizer.dataproperties.RequestedLocalProperties used on opensource projects

Example 6 with RequestedLocalProperties

use of org.apache.flink.optimizer.dataproperties.RequestedLocalProperties in project flink by apache.

the class FeedbackPropertiesMatchTest method testTwoOperatorsBothDependent.

@Test
public void testTwoOperatorsBothDependent() {
    try {
        SourcePlanNode target = new SourcePlanNode(getSourceNode(), "Partial Solution");
        Channel toMap1 = new Channel(target);
        toMap1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toMap1.setLocalStrategy(LocalStrategy.NONE);
        SingleInputPlanNode map1 = new SingleInputPlanNode(getMapNode(), "Mapper 1", toMap1, DriverStrategy.MAP);
        Channel toMap2 = new Channel(target);
        toMap2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toMap2.setLocalStrategy(LocalStrategy.NONE);
        SingleInputPlanNode map2 = new SingleInputPlanNode(getMapNode(), "Mapper 2", toMap2, DriverStrategy.MAP);
        Channel toJoin1 = new Channel(map1);
        toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toJoin1.setLocalStrategy(LocalStrategy.NONE);
        Channel toJoin2 = new Channel(map2);
        toJoin2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toJoin2.setLocalStrategy(LocalStrategy.NONE);
        DualInputPlanNode join = new DualInputPlanNode(getJoinNode(), "Join", toJoin1, toJoin2, DriverStrategy.HYBRIDHASH_BUILD_FIRST);
        Channel toAfterJoin = new Channel(join);
        toAfterJoin.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toAfterJoin.setLocalStrategy(LocalStrategy.NONE);
        SingleInputPlanNode afterJoin = new SingleInputPlanNode(getMapNode(), "After Join Mapper", toAfterJoin, DriverStrategy.MAP);
        // no properties from the partial solution, no required properties
        {
            GlobalProperties gp = new GlobalProperties();
            LocalProperties lp = LocalProperties.EMPTY;
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // some properties from the partial solution, no required properties
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // test requirements on one input and met
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(2, 1));
            toJoin1.setRequiredGlobalProps(rgp);
            toJoin1.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // test requirements on both input and met
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(2, 1));
            toJoin1.setRequiredGlobalProps(rgp);
            toJoin1.setRequiredLocalProps(rlp);
            toJoin2.setRequiredGlobalProps(rgp);
            toJoin2.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // test requirements on both inputs, one not met
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp1 = new RequestedGlobalProperties();
            rgp1.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp1 = new RequestedLocalProperties();
            rlp1.setGroupedFields(new FieldList(2, 1));
            RequestedGlobalProperties rgp2 = new RequestedGlobalProperties();
            rgp2.setHashPartitioned(new FieldList(1));
            RequestedLocalProperties rlp2 = new RequestedLocalProperties();
            rlp2.setGroupedFields(new FieldList(0, 3));
            toJoin1.setRequiredGlobalProps(rgp1);
            toJoin1.setRequiredLocalProps(rlp1);
            toJoin2.setRequiredGlobalProps(rgp2);
            toJoin2.setRequiredLocalProps(rlp2);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(NOT_MET, report);
        }
        // test override on both inputs, later requirement ignored
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(1));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(0, 3));
            toJoin1.setRequiredGlobalProps(null);
            toJoin1.setRequiredLocalProps(null);
            toJoin2.setRequiredGlobalProps(null);
            toJoin2.setRequiredLocalProps(null);
            toJoin1.setShipStrategy(ShipStrategyType.PARTITION_HASH, new FieldList(88), DataExchangeMode.PIPELINED);
            toJoin2.setShipStrategy(ShipStrategyType.BROADCAST, DataExchangeMode.PIPELINED);
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(MET, report);
        }
        // test override on one inputs, later requirement met
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(2, 1));
            toJoin1.setShipStrategy(ShipStrategyType.PARTITION_HASH, new FieldList(88), DataExchangeMode.PIPELINED);
            toJoin2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(PENDING, report);
        }
        // test override on one input, later requirement not met
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(3));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(77, 69));
            toJoin1.setShipStrategy(ShipStrategyType.PARTITION_HASH, new FieldList(88), DataExchangeMode.PIPELINED);
            toJoin2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(NOT_MET, report);
        }
        // test override on one input locally, later global requirement not met
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(3));
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.SORT, new FieldList(3), new boolean[] { false });
            toJoin2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.NONE);
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(null);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(NOT_MET, report);
        }
    } catch (Exception e) {
        e.printStackTrace();
        fail(e.getMessage());
    }
}

Example 7 with RequestedLocalProperties

use of org.apache.flink.optimizer.dataproperties.RequestedLocalProperties in project flink by apache.

the class FeedbackPropertiesMatchTest method testTwoOperatorsOneIndependent.

@Test
public void testTwoOperatorsOneIndependent() {
    try {
        SourcePlanNode target = new SourcePlanNode(getSourceNode(), "Partial Solution");
        SourcePlanNode source = new SourcePlanNode(getSourceNode(), "Other Source");
        Channel toMap1 = new Channel(target);
        toMap1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toMap1.setLocalStrategy(LocalStrategy.NONE);
        SingleInputPlanNode map1 = new SingleInputPlanNode(getMapNode(), "Mapper 1", toMap1, DriverStrategy.MAP);
        Channel toMap2 = new Channel(source);
        toMap2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toMap2.setLocalStrategy(LocalStrategy.NONE);
        SingleInputPlanNode map2 = new SingleInputPlanNode(getMapNode(), "Mapper 2", toMap2, DriverStrategy.MAP);
        Channel toJoin1 = new Channel(map1);
        Channel toJoin2 = new Channel(map2);
        DualInputPlanNode join = new DualInputPlanNode(getJoinNode(), "Join", toJoin1, toJoin2, DriverStrategy.HYBRIDHASH_BUILD_FIRST);
        Channel toAfterJoin = new Channel(join);
        toAfterJoin.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
        toAfterJoin.setLocalStrategy(LocalStrategy.NONE);
        SingleInputPlanNode afterJoin = new SingleInputPlanNode(getMapNode(), "After Join Mapper", toAfterJoin, DriverStrategy.MAP);
        // attach some properties to the non-relevant input
        {
            toMap2.setShipStrategy(ShipStrategyType.BROADCAST, DataExchangeMode.PIPELINED);
            toMap2.setLocalStrategy(LocalStrategy.SORT, new FieldList(2, 7), new boolean[] { true, true });
            RequestedGlobalProperties joinGp = new RequestedGlobalProperties();
            joinGp.setFullyReplicated();
            RequestedLocalProperties joinLp = new RequestedLocalProperties();
            joinLp.setOrdering(new Ordering(2, null, Order.ASCENDING).appendOrdering(7, null, Order.ASCENDING));
            toJoin2.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin2.setLocalStrategy(LocalStrategy.NONE);
            toJoin2.setRequiredGlobalProps(joinGp);
            toJoin2.setRequiredLocalProps(joinLp);
        }
        // ------------------------------------------------------------------------------------
        // no properties from the partial solution, no required properties
        {
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.NONE);
            GlobalProperties gp = new GlobalProperties();
            LocalProperties lp = LocalProperties.EMPTY;
            FeedbackPropertiesMeetRequirementsReport report = join.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // some properties from the partial solution, no required properties
        {
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.NONE);
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            FeedbackPropertiesMeetRequirementsReport report = join.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // produced properties match relevant input
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(2));
            toJoin1.setRequiredGlobalProps(rgp);
            toJoin1.setRequiredLocalProps(rlp);
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.NONE);
            FeedbackPropertiesMeetRequirementsReport report = join.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // produced properties do not match relevant input
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(1, 2, 3));
            toJoin1.setRequiredGlobalProps(rgp);
            toJoin1.setRequiredLocalProps(rlp);
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.NONE);
            FeedbackPropertiesMeetRequirementsReport report = join.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(NOT_MET, report);
        }
        // produced properties overridden before join
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(2, 1));
            toMap1.setRequiredGlobalProps(rgp);
            toMap1.setRequiredLocalProps(rlp);
            toJoin1.setRequiredGlobalProps(null);
            toJoin1.setRequiredLocalProps(null);
            toJoin1.setShipStrategy(ShipStrategyType.PARTITION_HASH, new FieldList(2, 1), DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.SORT, new FieldList(7, 3), new boolean[] { true, false });
            FeedbackPropertiesMeetRequirementsReport report = join.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(MET, report);
        }
        // produced properties before join match, after join match as well
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(0));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(2, 1));
            toMap1.setRequiredGlobalProps(null);
            toMap1.setRequiredLocalProps(null);
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.NONE);
            toJoin1.setRequiredGlobalProps(rgp);
            toJoin1.setRequiredLocalProps(rlp);
            toAfterJoin.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toAfterJoin.setLocalStrategy(LocalStrategy.NONE);
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = join.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // produced properties before join match, after join do not match
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setHashPartitioned(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp1 = new RequestedGlobalProperties();
            rgp1.setHashPartitioned(new FieldList(0));
            RequestedGlobalProperties rgp2 = new RequestedGlobalProperties();
            rgp2.setHashPartitioned(new FieldList(3));
            RequestedLocalProperties rlp1 = new RequestedLocalProperties();
            rlp1.setGroupedFields(new FieldList(2, 1));
            RequestedLocalProperties rlp2 = new RequestedLocalProperties();
            rlp2.setGroupedFields(new FieldList(3, 4));
            toJoin1.setRequiredGlobalProps(rgp1);
            toJoin1.setRequiredLocalProps(rlp1);
            toAfterJoin.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toAfterJoin.setLocalStrategy(LocalStrategy.NONE);
            toAfterJoin.setRequiredGlobalProps(rgp2);
            toAfterJoin.setRequiredLocalProps(rlp2);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(NOT_MET, report);
        }
        // produced properties are overridden, does not matter that they do not match
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setAnyPartitioning(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(1));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(1, 2, 3));
            toJoin1.setRequiredGlobalProps(null);
            toJoin1.setRequiredLocalProps(null);
            toJoin1.setShipStrategy(ShipStrategyType.PARTITION_HASH, new FieldList(2, 1), DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.SORT, new FieldList(7, 3), new boolean[] { true, false });
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(MET, report);
        }
        // local property overridden before join, local property mismatch after join not relevant
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setAnyPartitioning(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(1, 2, 3));
            toJoin1.setRequiredGlobalProps(null);
            toJoin1.setRequiredLocalProps(null);
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.SORT, new FieldList(7, 3), new boolean[] { true, false });
            toAfterJoin.setRequiredGlobalProps(null);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertTrue(report != null && report != NO_PARTIAL_SOLUTION && report != NOT_MET);
        }
        // local property overridden before join, global property mismatch after join void the match
        {
            GlobalProperties gp = new GlobalProperties();
            gp.setAnyPartitioning(new FieldList(0));
            LocalProperties lp = LocalProperties.forGrouping(new FieldList(2, 1));
            RequestedGlobalProperties rgp = new RequestedGlobalProperties();
            rgp.setHashPartitioned(new FieldList(1));
            RequestedLocalProperties rlp = new RequestedLocalProperties();
            rlp.setGroupedFields(new FieldList(1, 2, 3));
            toJoin1.setRequiredGlobalProps(null);
            toJoin1.setRequiredLocalProps(null);
            toJoin1.setShipStrategy(ShipStrategyType.FORWARD, DataExchangeMode.PIPELINED);
            toJoin1.setLocalStrategy(LocalStrategy.SORT, new FieldList(7, 3), new boolean[] { true, false });
            toAfterJoin.setRequiredGlobalProps(rgp);
            toAfterJoin.setRequiredLocalProps(rlp);
            FeedbackPropertiesMeetRequirementsReport report = afterJoin.checkPartialSolutionPropertiesMet(target, gp, lp);
            assertEquals(NOT_MET, report);
        }
    } catch (Exception e) {
        e.printStackTrace();
        fail(e.getMessage());
    }
}

Example 8 with RequestedLocalProperties

use of org.apache.flink.optimizer.dataproperties.RequestedLocalProperties in project flink by apache.

the class WorksetIterationNode method instantiate.

@SuppressWarnings("unchecked")
@Override
protected void instantiate(OperatorDescriptorDual operator, Channel solutionSetIn, Channel worksetIn, List<Set<? extends NamedChannel>> broadcastPlanChannels, List<PlanNode> target, CostEstimator estimator, RequestedGlobalProperties globPropsReqSolutionSet, RequestedGlobalProperties globPropsReqWorkset, RequestedLocalProperties locPropsReqSolutionSet, RequestedLocalProperties locPropsReqWorkset) {
    // check for pipeline breaking using hash join with build on the solution set side
    placePipelineBreakersIfNecessary(DriverStrategy.HYBRIDHASH_BUILD_FIRST, solutionSetIn, worksetIn);
    // NOTES ON THE ENUMERATION OF THE STEP FUNCTION PLANS:
    // Whenever we instantiate the iteration, we enumerate new candidates for the step function.
    // That way, we make sure we have an appropriate plan for each candidate for the initial partial solution,
    // we have a fitting candidate for the step function (often, work is pushed out of the step function).
    // Among the candidates of the step function, we keep only those that meet the requested properties of the
    // current candidate initial partial solution. That makes sure these properties exist at the beginning of
    // every iteration.
    // 1) Because we enumerate multiple times, we may need to clean the cached plans
    //    before starting another enumeration
    this.nextWorkset.accept(PlanCacheCleaner.INSTANCE);
    this.solutionSetDelta.accept(PlanCacheCleaner.INSTANCE);
    // 2) Give the partial solution the properties of the current candidate for the initial partial solution
    //    This concerns currently only the workset.
    this.worksetNode.setCandidateProperties(worksetIn.getGlobalProperties(), worksetIn.getLocalProperties(), worksetIn);
    this.solutionSetNode.setCandidateProperties(this.partitionedProperties, new LocalProperties(), solutionSetIn);
    final SolutionSetPlanNode sspn = this.solutionSetNode.getCurrentSolutionSetPlanNode();
    final WorksetPlanNode wspn = this.worksetNode.getCurrentWorksetPlanNode();
    // 3) Get the alternative plans
    List<PlanNode> solutionSetDeltaCandidates = this.solutionSetDelta.getAlternativePlans(estimator);
    List<PlanNode> worksetCandidates = this.nextWorkset.getAlternativePlans(estimator);
    // 4) Throw away all that are not compatible with the properties currently requested to the
    //    initial partial solution
    // Make sure that the workset candidates fulfill the input requirements
    {
        List<PlanNode> newCandidates = new ArrayList<PlanNode>();
        for (Iterator<PlanNode> planDeleter = worksetCandidates.iterator(); planDeleter.hasNext(); ) {
            PlanNode candidate = planDeleter.next();
            GlobalProperties atEndGlobal = candidate.getGlobalProperties();
            LocalProperties atEndLocal = candidate.getLocalProperties();
            FeedbackPropertiesMeetRequirementsReport report = candidate.checkPartialSolutionPropertiesMet(wspn, atEndGlobal, atEndLocal);
            if (report == FeedbackPropertiesMeetRequirementsReport.NO_PARTIAL_SOLUTION) {
            // depends only through broadcast variable on the workset solution
            } else if (report == FeedbackPropertiesMeetRequirementsReport.NOT_MET) {
                // attach a no-op node through which we create the properties of the original input
                Channel toNoOp = new Channel(candidate);
                globPropsReqWorkset.parameterizeChannel(toNoOp, false, nextWorksetRootConnection.getDataExchangeMode(), false);
                locPropsReqWorkset.parameterizeChannel(toNoOp);
                NoOpUnaryUdfOp noOpUnaryUdfOp = new NoOpUnaryUdfOp<>();
                noOpUnaryUdfOp.setInput(candidate.getProgramOperator());
                UnaryOperatorNode rebuildWorksetPropertiesNode = new UnaryOperatorNode("Rebuild Workset Properties", noOpUnaryUdfOp, true);
                rebuildWorksetPropertiesNode.setParallelism(candidate.getParallelism());
                SingleInputPlanNode rebuildWorksetPropertiesPlanNode = new SingleInputPlanNode(rebuildWorksetPropertiesNode, "Rebuild Workset Properties", toNoOp, DriverStrategy.UNARY_NO_OP);
                rebuildWorksetPropertiesPlanNode.initProperties(toNoOp.getGlobalProperties(), toNoOp.getLocalProperties());
                estimator.costOperator(rebuildWorksetPropertiesPlanNode);
                GlobalProperties atEndGlobalModified = rebuildWorksetPropertiesPlanNode.getGlobalProperties();
                LocalProperties atEndLocalModified = rebuildWorksetPropertiesPlanNode.getLocalProperties();
                if (!(atEndGlobalModified.equals(atEndGlobal) && atEndLocalModified.equals(atEndLocal))) {
                    FeedbackPropertiesMeetRequirementsReport report2 = candidate.checkPartialSolutionPropertiesMet(wspn, atEndGlobalModified, atEndLocalModified);
                    if (report2 != FeedbackPropertiesMeetRequirementsReport.NOT_MET) {
                        newCandidates.add(rebuildWorksetPropertiesPlanNode);
                    }
                }
                // remove the original operator and add the modified candidate
                planDeleter.remove();
            }
        }
        worksetCandidates.addAll(newCandidates);
    }
    if (worksetCandidates.isEmpty()) {
        return;
    }
    // sanity check the solution set delta
    for (PlanNode solutionSetDeltaCandidate : solutionSetDeltaCandidates) {
        SingleInputPlanNode candidate = (SingleInputPlanNode) solutionSetDeltaCandidate;
        GlobalProperties gp = candidate.getGlobalProperties();
        if (gp.getPartitioning() != PartitioningProperty.HASH_PARTITIONED || gp.getPartitioningFields() == null || !gp.getPartitioningFields().equals(this.solutionSetKeyFields)) {
            throw new CompilerException("Bug: The solution set delta is not partitioned.");
        }
    }
    // 5) Create a candidate for the Iteration Node for every remaining plan of the step function.
    final GlobalProperties gp = new GlobalProperties();
    gp.setHashPartitioned(this.solutionSetKeyFields);
    gp.addUniqueFieldCombination(this.solutionSetKeyFields);
    LocalProperties lp = LocalProperties.EMPTY.addUniqueFields(this.solutionSetKeyFields);
    // take all combinations of solution set delta and workset plans
    for (PlanNode solutionSetCandidate : solutionSetDeltaCandidates) {
        for (PlanNode worksetCandidate : worksetCandidates) {
            // check whether they have the same operator at their latest branching point
            if (this.singleRoot.areBranchCompatible(solutionSetCandidate, worksetCandidate)) {
                SingleInputPlanNode siSolutionDeltaCandidate = (SingleInputPlanNode) solutionSetCandidate;
                boolean immediateDeltaUpdate;
                // check whether we need a dedicated solution set delta operator, or whether we can update on the fly
                if (siSolutionDeltaCandidate.getInput().getShipStrategy() == ShipStrategyType.FORWARD && this.solutionDeltaImmediatelyAfterSolutionJoin) {
                    // sanity check the node and connection
                    if (siSolutionDeltaCandidate.getDriverStrategy() != DriverStrategy.UNARY_NO_OP || siSolutionDeltaCandidate.getInput().getLocalStrategy() != LocalStrategy.NONE) {
                        throw new CompilerException("Invalid Solution set delta node.");
                    }
                    solutionSetCandidate = siSolutionDeltaCandidate.getInput().getSource();
                    immediateDeltaUpdate = true;
                } else {
                    // was not partitioned, we need to keep this node.
                    // mark that we materialize the input
                    siSolutionDeltaCandidate.getInput().setTempMode(TempMode.PIPELINE_BREAKER);
                    immediateDeltaUpdate = false;
                }
                WorksetIterationPlanNode wsNode = new WorksetIterationPlanNode(this, this.getOperator().getName(), solutionSetIn, worksetIn, sspn, wspn, worksetCandidate, solutionSetCandidate);
                wsNode.setImmediateSolutionSetUpdate(immediateDeltaUpdate);
                wsNode.initProperties(gp, lp);
                target.add(wsNode);
            }
        }
    }
}

Example 9 with RequestedLocalProperties

use of org.apache.flink.optimizer.dataproperties.RequestedLocalProperties in project flink by apache.

the class AbstractSortMergeJoinDescriptor method createPossibleLocalProperties.

@Override
protected List<LocalPropertiesPair> createPossibleLocalProperties() {
    RequestedLocalProperties sort1 = new RequestedLocalProperties(Utils.createOrdering(this.keys1));
    RequestedLocalProperties sort2 = new RequestedLocalProperties(Utils.createOrdering(this.keys2));
    return Collections.singletonList(new LocalPropertiesPair(sort1, sort2));
}

Example 10 with RequestedLocalProperties

use of org.apache.flink.optimizer.dataproperties.RequestedLocalProperties in project flink by apache.

the class PartialGroupProperties method createPossibleLocalProperties.

@Override
protected List<RequestedLocalProperties> createPossibleLocalProperties() {
    RequestedLocalProperties props = new RequestedLocalProperties();
    props.setGroupedFields(this.keys);
    return Collections.singletonList(props);
}