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

Example 6 with PhysicalRequirements

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

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

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

the class ExternalDataLookupPOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    if (requiresBroadcast) {
        StructuralPropertiesVector[] pv = new StructuralPropertiesVector[1];
        pv[0] = new StructuralPropertiesVector(new BroadcastPartitioningProperty(null), null);
        return new PhysicalRequirements(pv, IPartitioningRequirementsCoordinator.NO_COORDINATION);
    } else {
        return super.getRequiredPropertiesForChildren(op, reqdByParent, context);
    }
}

Example 9 with PhysicalRequirements

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

the class IndexSearchPOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    if (requiresBroadcast) {
        StructuralPropertiesVector[] pv = new StructuralPropertiesVector[1];
        pv[0] = new StructuralPropertiesVector(new BroadcastPartitioningProperty(domain), null);
        return new PhysicalRequirements(pv, IPartitioningRequirementsCoordinator.NO_COORDINATION);
    } else {
        return super.getRequiredPropertiesForChildren(op, reqdByParent, context);
    }
}

Example 10 with PhysicalRequirements

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

the class BulkloadPOperator method getRequiredPropertiesForChildren.

@Override
public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, IPhysicalPropertiesVector reqdByParent, IOptimizationContext context) {
    List<LogicalVariable> scanVariables = new ArrayList<>();
    scanVariables.addAll(primaryKeys);
    scanVariables.add(new LogicalVariable(-1));
    IPhysicalPropertiesVector physicalProps = dataSource.getPropertiesProvider().computePropertiesVector(scanVariables);
    StructuralPropertiesVector spv = new StructuralPropertiesVector(physicalProps.getPartitioningProperty(), physicalProps.getLocalProperties());
    return new PhysicalRequirements(new IPhysicalPropertiesVector[] { spv }, IPartitioningRequirementsCoordinator.NO_COORDINATION);
}