| package edu.uci.ics.hyracks.algebricks.core.algebra.operators.physical; |
| |
| import java.util.ArrayList; |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| import org.apache.commons.lang3.mutable.Mutable; |
| |
| import edu.uci.ics.hyracks.algebricks.common.constraints.AlgebricksPartitionConstraint; |
| import edu.uci.ics.hyracks.algebricks.common.exceptions.AlgebricksException; |
| import edu.uci.ics.hyracks.algebricks.common.utils.Pair; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.base.IHyracksJobBuilder; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.base.ILogicalExpression; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.base.ILogicalOperator; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.base.IOptimizationContext; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.base.LogicalVariable; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.base.PhysicalOperatorTag; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.expressions.IVariableTypeEnvironment; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.metadata.IDataSourceIndex; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.metadata.IMetadataProvider; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.IOperatorSchema; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.IndexInsertDeleteOperator; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.InsertDeleteOperator.Kind; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.OrderOperator.IOrder.OrderKind; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.ILocalStructuralProperty; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.IPartitioningProperty; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.IPartitioningRequirementsCoordinator; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.IPhysicalPropertiesVector; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.LocalOrderProperty; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.OrderColumn; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.PhysicalRequirements; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.properties.StructuralPropertiesVector; |
| import edu.uci.ics.hyracks.algebricks.core.jobgen.impl.JobGenContext; |
| import edu.uci.ics.hyracks.algebricks.core.jobgen.impl.JobGenHelper; |
| import edu.uci.ics.hyracks.api.dataflow.IOperatorDescriptor; |
| import edu.uci.ics.hyracks.api.dataflow.value.RecordDescriptor; |
| import edu.uci.ics.hyracks.api.job.JobSpecification; |
| |
| public class IndexInsertDeletePOperator extends AbstractPhysicalOperator { |
| |
| private final List<LogicalVariable> primaryKeys; |
| private final List<LogicalVariable> secondaryKeys; |
| private final ILogicalExpression filterExpr; |
| private final IDataSourceIndex<?, ?> dataSourceIndex; |
| |
| public IndexInsertDeletePOperator(List<LogicalVariable> primaryKeys, List<LogicalVariable> secondaryKeys, |
| Mutable<ILogicalExpression> filterExpr, IDataSourceIndex<?, ?> dataSourceIndex) { |
| this.primaryKeys = primaryKeys; |
| this.secondaryKeys = secondaryKeys; |
| if (filterExpr != null) { |
| this.filterExpr = filterExpr.getValue(); |
| } else { |
| this.filterExpr = null; |
| } |
| this.dataSourceIndex = dataSourceIndex; |
| } |
| |
| @Override |
| public PhysicalOperatorTag getOperatorTag() { |
| return PhysicalOperatorTag.INDEX_INSERT_DELETE; |
| } |
| |
| @Override |
| public void computeDeliveredProperties(ILogicalOperator op, IOptimizationContext context) { |
| AbstractLogicalOperator op2 = (AbstractLogicalOperator) op.getInputs().get(0).getValue(); |
| deliveredProperties = (StructuralPropertiesVector) op2.getDeliveredPhysicalProperties().clone(); |
| } |
| |
| @Override |
| public PhysicalRequirements getRequiredPropertiesForChildren(ILogicalOperator op, |
| IPhysicalPropertiesVector reqdByParent) { |
| List<LogicalVariable> scanVariables = new ArrayList<LogicalVariable>(); |
| scanVariables.addAll(primaryKeys); |
| scanVariables.add(new LogicalVariable(-1)); |
| IPartitioningProperty pp = dataSourceIndex.getDataSource().getPropertiesProvider() |
| .computePropertiesVector(scanVariables).getPartitioningProperty(); |
| List<ILocalStructuralProperty> orderProps = new LinkedList<ILocalStructuralProperty>(); |
| for (LogicalVariable k : secondaryKeys) { |
| orderProps.add(new LocalOrderProperty(new OrderColumn(k, OrderKind.ASC))); |
| } |
| StructuralPropertiesVector[] r = new StructuralPropertiesVector[] { new StructuralPropertiesVector(pp, |
| orderProps) }; |
| return new PhysicalRequirements(r, IPartitioningRequirementsCoordinator.NO_COORDINATION); |
| } |
| |
| @SuppressWarnings({ "rawtypes", "unchecked" }) |
| @Override |
| public void contributeRuntimeOperator(IHyracksJobBuilder builder, JobGenContext context, ILogicalOperator op, |
| IOperatorSchema propagatedSchema, IOperatorSchema[] inputSchemas, IOperatorSchema outerPlanSchema) |
| throws AlgebricksException { |
| IndexInsertDeleteOperator insertDeleteOp = (IndexInsertDeleteOperator) op; |
| IMetadataProvider mp = context.getMetadataProvider(); |
| |
| JobSpecification spec = builder.getJobSpec(); |
| RecordDescriptor inputDesc = JobGenHelper.mkRecordDescriptor(context.getTypeEnvironment(op.getInputs().get(0).getValue()), inputSchemas[0], |
| context); |
| |
| Pair<IOperatorDescriptor, AlgebricksPartitionConstraint> runtimeAndConstraints = null; |
| IVariableTypeEnvironment typeEnv = context.getTypeEnvironment(insertDeleteOp); |
| if (insertDeleteOp.getOperation() == Kind.INSERT) { |
| runtimeAndConstraints = mp.getIndexInsertRuntime(dataSourceIndex, propagatedSchema, inputSchemas, typeEnv, |
| primaryKeys, secondaryKeys, filterExpr, inputDesc, context, spec); |
| } else { |
| runtimeAndConstraints = mp.getIndexDeleteRuntime(dataSourceIndex, propagatedSchema, inputSchemas, typeEnv, |
| primaryKeys, secondaryKeys, filterExpr, inputDesc, context, spec); |
| } |
| builder.contributeHyracksOperator(insertDeleteOp, runtimeAndConstraints.first); |
| builder.contributeAlgebricksPartitionConstraint(runtimeAndConstraints.first, runtimeAndConstraints.second); |
| ILogicalOperator src = insertDeleteOp.getInputs().get(0).getValue(); |
| builder.contributeGraphEdge(src, 0, insertDeleteOp, 0); |
| } |
| |
| @Override |
| public boolean isMicroOperator() { |
| return false; |
| } |
| |
| } |