Examples with AbstractLogicalOperator org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator used on opensource projects

Example 61 with AbstractLogicalOperator

use of org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator in project asterixdb by apache.

the class PreSortedDistinctByPOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    StructuralPropertiesVector[] pv = new StructuralPropertiesVector[1];
    List<ILocalStructuralProperty> localProps = new ArrayList<ILocalStructuralProperty>();
    List<OrderColumn> orderColumns = new ArrayList<OrderColumn>();
    for (LogicalVariable column : columnList) {
        orderColumns.add(new OrderColumn(column, OrderKind.ASC));
    }
    localProps.add(new LocalOrderProperty(orderColumns));
    IPartitioningProperty pp = null;
    AbstractLogicalOperator aop = (AbstractLogicalOperator) op;
    if (aop.getExecutionMode() == ExecutionMode.PARTITIONED) {
        pp = new UnorderedPartitionedProperty(new ListSet<LogicalVariable>(columnList), context.getComputationNodeDomain());
    }
    pv[0] = new StructuralPropertiesVector(pp, localProps);
    return new PhysicalRequirements(pv, IPartitioningRequirementsCoordinator.NO_COORDINATION);
}

Example 62 with AbstractLogicalOperator

use of org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator in project asterixdb by apache.

the class PreSortedDistinctByPOperator method computeDeliveredProperties.

@Override
public void computeDeliveredProperties(ILogicalOperator op, IOptimizationContext context) {
    AbstractLogicalOperator op2 = (AbstractLogicalOperator) op.getInputs().get(0).getValue();
    IPartitioningProperty pp = op2.getDeliveredPhysicalProperties().getPartitioningProperty();
    List<ILocalStructuralProperty> propsLocal = op2.getDeliveredPhysicalProperties().getLocalProperties();
    deliveredProperties = new StructuralPropertiesVector(pp, propsLocal);
}

Example 63 with AbstractLogicalOperator

use of org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator in project asterixdb by apache.

the class SinkPOperator method computeDeliveredProperties.

@Override
public void computeDeliveredProperties(ILogicalOperator op, IOptimizationContext context) {
    AbstractLogicalOperator op2;
    List<ILocalStructuralProperty> propsLocal = new ArrayList<ILocalStructuralProperty>();
    IPhysicalPropertiesVector childsProperties = null;
    for (int i = 0; i < op.getInputs().size(); i++) {
        op2 = (AbstractLogicalOperator) op.getInputs().get(i).getValue();
        childsProperties = op2.getPhysicalOperator().getDeliveredProperties();
        if (childsProperties.getLocalProperties() != null) {
            propsLocal.addAll(childsProperties.getLocalProperties());
        }
    }
    deliveredProperties = new StructuralPropertiesVector(childsProperties.getPartitioningProperty(), propsLocal);
}

Example 64 with AbstractLogicalOperator

use of org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator in project asterixdb by apache.

the class StreamLimitPOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    AbstractLogicalOperator limitOp = (AbstractLogicalOperator) op;
    if (limitOp.getExecutionMode() == AbstractLogicalOperator.ExecutionMode.UNPARTITIONED) {
        StructuralPropertiesVector[] pv = new StructuralPropertiesVector[1];
        pv[0] = new StructuralPropertiesVector(IPartitioningProperty.UNPARTITIONED, null);
        return new PhysicalRequirements(pv, IPartitioningRequirementsCoordinator.NO_COORDINATION);
    } else {
        return emptyUnaryRequirements();
    }
}

Example 65 with AbstractLogicalOperator

use of org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator in project asterixdb by apache.

the class OptimizableOperatorSubTree method initFromSubTree.

public boolean initFromSubTree(Mutable<ILogicalOperator> subTreeOpRef) throws AlgebricksException {
    reset();
    rootRef = subTreeOpRef;
    root = subTreeOpRef.getValue();
    boolean passedSource = false;
    boolean result = false;
    Mutable<ILogicalOperator> searchOpRef = subTreeOpRef;
    // Examine the op's children to match the expected patterns.
    AbstractLogicalOperator subTreeOp = (AbstractLogicalOperator) searchOpRef.getValue();
    do {
        // Skip select operator.
        if (subTreeOp.getOperatorTag() == LogicalOperatorTag.SELECT) {
            searchOpRef = subTreeOp.getInputs().get(0);
            subTreeOp = (AbstractLogicalOperator) searchOpRef.getValue();
        }
        // Match datasource information if there are no (assign | unnest)*
        if (subTreeOp.getOperatorTag() != LogicalOperatorTag.ASSIGN && subTreeOp.getOperatorTag() != LogicalOperatorTag.UNNEST) {
            // Pattern may still match if we are looking for primary index matches as well.
            result = initializeDataSource(searchOpRef);
            passedSource = true;
            if (!subTreeOp.getInputs().isEmpty()) {
                searchOpRef = subTreeOp.getInputs().get(0);
                subTreeOp = (AbstractLogicalOperator) searchOpRef.getValue();
            }
        }
        // Match (assign | unnest)+.
        while (subTreeOp.getOperatorTag() == LogicalOperatorTag.ASSIGN || subTreeOp.getOperatorTag() == LogicalOperatorTag.UNNEST) {
            if (!passedSource && !OperatorPropertiesUtil.isMovable(subTreeOp)) {
                return false;
            }
            if (subTreeOp.getExecutionMode() != ExecutionMode.UNPARTITIONED) {
                //The unpartitioned ops should stay below the search
                assignsAndUnnestsRefs.add(searchOpRef);
            }
            assignsAndUnnests.add(subTreeOp);
            searchOpRef = subTreeOp.getInputs().get(0);
            subTreeOp = (AbstractLogicalOperator) searchOpRef.getValue();
        }
        if (passedSource) {
            return result;
        }
    } while (subTreeOp.getOperatorTag() == LogicalOperatorTag.SELECT);
    // Match data source (datasource scan or primary index search).
    return initializeDataSource(searchOpRef);
}