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

Example 6 with IPartitioningProperty

use of org.apache.hyracks.algebricks.core.algebra.properties.IPartitioningProperty 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 7 with IPartitioningProperty

use of org.apache.hyracks.algebricks.core.algebra.properties.IPartitioningProperty 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 8 with IPartitioningProperty

use of org.apache.hyracks.algebricks.core.algebra.properties.IPartitioningProperty 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 9 with IPartitioningProperty

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

the class SinkWritePOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    WriteOperator write = (WriteOperator) op;
    IDataSink sink = write.getDataSink();
    IPartitioningProperty pp = sink.getPartitioningProperty();
    StructuralPropertiesVector[] r = new StructuralPropertiesVector[] { new StructuralPropertiesVector(pp, null) };
    return new PhysicalRequirements(r, IPartitioningRequirementsCoordinator.NO_COORDINATION);
}

Example 10 with IPartitioningProperty

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

the class DataSourcePartitioningProvider method getFeedPartitioningProperty.

public static IPartitioningProperty getFeedPartitioningProperty(DataSource ds, INodeDomain domain, List<LogicalVariable> scanVariables) {
    IPartitioningProperty pp;
    if (scanVariables.size() < 2) {
        pp = new RandomPartitioningProperty(domain);
    } else {
        Set<LogicalVariable> pvars = new ListSet<>();
        pvars.addAll(ds.getPrimaryKeyVariables(scanVariables));
        pp = new UnorderedPartitionedProperty(pvars, domain);
    }
    return pp;
}