| /* |
| * Copyright 2009-2013 by The Regents of the University of California |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * you may obtain a copy of the License from |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package edu.uci.ics.hyracks.algebricks.core.algebra.operators.physical; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| 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.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.IDataSource; |
| 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.InsertDeleteOperator; |
| import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.InsertDeleteOperator.Kind; |
| 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.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; |
| |
| @SuppressWarnings("rawtypes") |
| public class InsertDeletePOperator extends AbstractPhysicalOperator { |
| |
| private LogicalVariable payload; |
| private List<LogicalVariable> keys; |
| private IDataSource<?> dataSource; |
| |
| public InsertDeletePOperator(LogicalVariable payload, List<LogicalVariable> keys, IDataSource dataSource) { |
| this.payload = payload; |
| this.keys = keys; |
| this.dataSource = dataSource; |
| } |
| |
| @Override |
| public PhysicalOperatorTag getOperatorTag() { |
| return PhysicalOperatorTag.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(keys); |
| scanVariables.add(new LogicalVariable(-1)); |
| IPhysicalPropertiesVector r = dataSource.getPropertiesProvider().computePropertiesVector(scanVariables); |
| IPhysicalPropertiesVector[] requirements = new IPhysicalPropertiesVector[1]; |
| requirements[0] = r; |
| return new PhysicalRequirements(requirements, IPartitioningRequirementsCoordinator.NO_COORDINATION); |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public void contributeRuntimeOperator(IHyracksJobBuilder builder, JobGenContext context, ILogicalOperator op, |
| IOperatorSchema propagatedSchema, IOperatorSchema[] inputSchemas, IOperatorSchema outerPlanSchema) |
| throws AlgebricksException { |
| InsertDeleteOperator insertDeleteOp = (InsertDeleteOperator) op; |
| IMetadataProvider mp = context.getMetadataProvider(); |
| IVariableTypeEnvironment typeEnv = context.getTypeEnvironment(op); |
| JobSpecification spec = builder.getJobSpec(); |
| RecordDescriptor inputDesc = JobGenHelper.mkRecordDescriptor( |
| context.getTypeEnvironment(op.getInputs().get(0).getValue()), inputSchemas[0], context); |
| |
| Pair<IOperatorDescriptor, AlgebricksPartitionConstraint> runtimeAndConstraints = null; |
| if (insertDeleteOp.getOperation() == Kind.INSERT) { |
| runtimeAndConstraints = mp.getInsertRuntime(dataSource, propagatedSchema, typeEnv, keys, payload, |
| inputDesc, context, spec); |
| } else { |
| runtimeAndConstraints = mp.getDeleteRuntime(dataSource, propagatedSchema, typeEnv, keys, payload, |
| 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; |
| } |
| |
| } |