Examples with OrderColumn org.apache.hyracks.algebricks.core.algebra.properties.OrderColumn used on opensource projects

Example 6 with OrderColumn

use of org.apache.hyracks.algebricks.core.algebra.properties.OrderColumn in project asterixdb by apache.

the class RangePartitionExchangePOperator method computeDeliveredProperties.

@Override
public void computeDeliveredProperties(ILogicalOperator op, IOptimizationContext context) {
    IPartitioningProperty p = new OrderedPartitionedProperty(new ArrayList<OrderColumn>(partitioningFields), domain);
    this.deliveredProperties = new StructuralPropertiesVector(p, new LinkedList<ILocalStructuralProperty>());
}

Example 7 with OrderColumn

use of org.apache.hyracks.algebricks.core.algebra.properties.OrderColumn in project asterixdb by apache.

the class RangePartitionMergeExchangePOperator method computeDeliveredProperties.

@Override
public void computeDeliveredProperties(ILogicalOperator op, IOptimizationContext context) {
    List<LogicalVariable> varList = new ArrayList<LogicalVariable>();
    for (OrderColumn oc : partitioningFields) {
        varList.add(oc.getColumn());
    }
    IPartitioningProperty p = new UnorderedPartitionedProperty(new ListSet<LogicalVariable>(varList), domain);
    AbstractLogicalOperator op2 = (AbstractLogicalOperator) op.getInputs().get(0).getValue();
    List<ILocalStructuralProperty> op2Locals = op2.getDeliveredPhysicalProperties().getLocalProperties();
    List<ILocalStructuralProperty> locals = new ArrayList<ILocalStructuralProperty>();
    for (ILocalStructuralProperty prop : op2Locals) {
        if (prop.getPropertyType() == PropertyType.LOCAL_ORDER_PROPERTY) {
            locals.add(prop);
        } else {
            break;
        }
    }
    this.deliveredProperties = new StructuralPropertiesVector(p, locals);
}

Example 8 with OrderColumn

use of org.apache.hyracks.algebricks.core.algebra.properties.OrderColumn in project asterixdb by apache.

the class RangePartitionMergeExchangePOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    List<ILocalStructuralProperty> orderProps = new LinkedList<ILocalStructuralProperty>();
    List<OrderColumn> columns = new ArrayList<OrderColumn>();
    for (OrderColumn oc : partitioningFields) {
        LogicalVariable var = oc.getColumn();
        columns.add(new OrderColumn(var, oc.getOrder()));
    }
    orderProps.add(new LocalOrderProperty(columns));
    StructuralPropertiesVector[] r = new StructuralPropertiesVector[] { new StructuralPropertiesVector(null, orderProps) };
    return new PhysicalRequirements(r, IPartitioningRequirementsCoordinator.NO_COORDINATION);
}

Example 9 with OrderColumn

use of org.apache.hyracks.algebricks.core.algebra.properties.OrderColumn in project asterixdb by apache.

the class RangePartitionMergeExchangePOperator method createConnectorDescriptor.

@Override
public Pair<IConnectorDescriptor, TargetConstraint> createConnectorDescriptor(IConnectorDescriptorRegistry spec, ILogicalOperator op, IOperatorSchema opSchema, JobGenContext context) throws AlgebricksException {
    int n = partitioningFields.size();
    int[] sortFields = new int[n];
    IBinaryComparatorFactory[] comps = new IBinaryComparatorFactory[n];
    INormalizedKeyComputerFactoryProvider nkcfProvider = context.getNormalizedKeyComputerFactoryProvider();
    INormalizedKeyComputerFactory nkcf = null;
    IVariableTypeEnvironment env = context.getTypeEnvironment(op);
    int i = 0;
    for (OrderColumn oc : partitioningFields) {
        LogicalVariable var = oc.getColumn();
        sortFields[i] = opSchema.findVariable(var);
        Object type = env.getVarType(var);
        OrderKind order = oc.getOrder();
        if (i == 0 && nkcfProvider != null && type != null) {
            nkcf = nkcfProvider.getNormalizedKeyComputerFactory(type, order == OrderKind.ASC);
        }
        IBinaryComparatorFactoryProvider bcfp = context.getBinaryComparatorFactoryProvider();
        comps[i] = bcfp.getBinaryComparatorFactory(type, oc.getOrder() == OrderKind.ASC);
        i++;
    }
    ITuplePartitionComputerFactory tpcf = new FieldRangePartitionComputerFactory(sortFields, comps, rangeMap);
    IConnectorDescriptor conn = new MToNPartitioningMergingConnectorDescriptor(spec, tpcf, sortFields, comps, nkcf);
    return new Pair<IConnectorDescriptor, TargetConstraint>(conn, null);
}

Example 10 with OrderColumn

use of org.apache.hyracks.algebricks.core.algebra.properties.OrderColumn in project asterixdb by apache.

the class SortMergeExchangePOperator method computeDeliveredProperties.

@Override
public void computeDeliveredProperties(ILogicalOperator op, IOptimizationContext context) throws AlgebricksException {
    AbstractLogicalOperator inp1 = (AbstractLogicalOperator) op.getInputs().get(0).getValue();
    IPhysicalPropertiesVector pv1 = inp1.getDeliveredPhysicalProperties();
    if (pv1 == null) {
        inp1.computeDeliveredPhysicalProperties(context);
        pv1 = inp1.getDeliveredPhysicalProperties();
    }
    List<OrderColumn> orderColumns = new ArrayList<OrderColumn>();
    List<ILocalStructuralProperty> localProps = new ArrayList<ILocalStructuralProperty>(sortColumns.length);
    for (ILocalStructuralProperty prop : pv1.getLocalProperties()) {
        if (prop.getPropertyType() == PropertyType.LOCAL_ORDER_PROPERTY) {
            LocalOrderProperty lop = (LocalOrderProperty) prop;
            for (OrderColumn oc : lop.getOrderColumns()) {
                if (oc.equals(sortColumns[orderColumns.size()])) {
                    orderColumns.add(oc);
                    if (orderColumns.size() == sortColumns.length) {
                        break;
                    }
                } else {
                    break;
                }
            }
        } else {
            continue;
        }
    }
    if (orderColumns.size() > 0) {
        localProps.add(new LocalOrderProperty(orderColumns));
    }
    this.deliveredProperties = new StructuralPropertiesVector(IPartitioningProperty.UNPARTITIONED, localProps);
}