| /* |
| * Copyright 2009-2010 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.examples.btree.client; |
| |
| import org.kohsuke.args4j.CmdLineParser; |
| import org.kohsuke.args4j.Option; |
| |
| import edu.uci.ics.hyracks.api.client.HyracksConnection; |
| import edu.uci.ics.hyracks.api.client.IHyracksClientConnection; |
| import edu.uci.ics.hyracks.api.constraints.PartitionConstraintHelper; |
| import edu.uci.ics.hyracks.api.dataflow.IConnectorDescriptor; |
| import edu.uci.ics.hyracks.api.dataflow.value.IBinaryComparatorFactory; |
| import edu.uci.ics.hyracks.api.dataflow.value.IBinaryHashFunctionFactory; |
| import edu.uci.ics.hyracks.api.dataflow.value.ISerializerDeserializer; |
| import edu.uci.ics.hyracks.api.dataflow.value.ITypeTraits; |
| import edu.uci.ics.hyracks.api.dataflow.value.RecordDescriptor; |
| import edu.uci.ics.hyracks.api.job.JobId; |
| import edu.uci.ics.hyracks.api.job.JobSpecification; |
| import edu.uci.ics.hyracks.data.std.accessors.PointableBinaryComparatorFactory; |
| import edu.uci.ics.hyracks.data.std.accessors.PointableBinaryHashFunctionFactory; |
| import edu.uci.ics.hyracks.data.std.primitive.IntegerPointable; |
| import edu.uci.ics.hyracks.data.std.primitive.UTF8StringPointable; |
| import edu.uci.ics.hyracks.dataflow.common.data.marshalling.IntegerSerializerDeserializer; |
| import edu.uci.ics.hyracks.dataflow.common.data.marshalling.UTF8StringSerializerDeserializer; |
| import edu.uci.ics.hyracks.dataflow.common.data.partition.FieldHashPartitionComputerFactory; |
| import edu.uci.ics.hyracks.dataflow.std.connectors.MToNPartitioningConnectorDescriptor; |
| import edu.uci.ics.hyracks.dataflow.std.connectors.OneToOneConnectorDescriptor; |
| import edu.uci.ics.hyracks.dataflow.std.file.IFileSplitProvider; |
| import edu.uci.ics.hyracks.dataflow.std.misc.NullSinkOperatorDescriptor; |
| import edu.uci.ics.hyracks.examples.btree.helper.DataGenOperatorDescriptor; |
| import edu.uci.ics.hyracks.examples.btree.helper.IndexLifecycleManagerProvider; |
| import edu.uci.ics.hyracks.examples.btree.helper.StorageManagerInterface; |
| import edu.uci.ics.hyracks.storage.am.btree.dataflow.BTreeDataflowHelperFactory; |
| import edu.uci.ics.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider; |
| import edu.uci.ics.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory; |
| import edu.uci.ics.hyracks.storage.am.common.dataflow.TreeIndexInsertUpdateDeleteOperatorDescriptor; |
| import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory; |
| import edu.uci.ics.hyracks.storage.am.common.ophelpers.IndexOperation; |
| import edu.uci.ics.hyracks.storage.common.IStorageManagerInterface; |
| |
| // This example will insert tuples into the primary and secondary index using an insert pipeline |
| |
| public class InsertPipelineExample { |
| private static class Options { |
| @Option(name = "-host", usage = "Hyracks Cluster Controller Host name", required = true) |
| public String host; |
| |
| @Option(name = "-port", usage = "Hyracks Cluster Controller Port (default: 1098)") |
| public int port = 1098; |
| |
| @Option(name = "-app", usage = "Hyracks Application name", required = true) |
| public String app; |
| |
| @Option(name = "-target-ncs", usage = "Comma separated list of node-controller names to use", required = true) |
| public String ncs; |
| |
| @Option(name = "-num-tuples", usage = "Total number of tuples to to be generated for insertion", required = true) |
| public int numTuples; |
| |
| @Option(name = "-primary-btreename", usage = "B-Tree file name of primary index", required = true) |
| public String primaryBTreeName; |
| |
| @Option(name = "-secondary-btreename", usage = "B-Tree file name of secondary index", required = true) |
| public String secondaryBTreeName; |
| } |
| |
| public static void main(String[] args) throws Exception { |
| Options options = new Options(); |
| CmdLineParser parser = new CmdLineParser(options); |
| parser.parseArgument(args); |
| |
| IHyracksClientConnection hcc = new HyracksConnection(options.host, options.port); |
| |
| JobSpecification job = createJob(options); |
| |
| long start = System.currentTimeMillis(); |
| JobId jobId = hcc.startJob(options.app, job); |
| hcc.waitForCompletion(jobId); |
| long end = System.currentTimeMillis(); |
| System.err.println(start + " " + end + " " + (end - start)); |
| } |
| |
| private static JobSpecification createJob(Options options) { |
| |
| JobSpecification spec = new JobSpecification(); |
| |
| String[] splitNCs = options.ncs.split(","); |
| |
| // schema of tuples to be generated: 4 fields with int, string, string, |
| // string |
| // we will use field 2 as primary key to fill a clustered index |
| RecordDescriptor recDesc = new RecordDescriptor(new ISerializerDeserializer[] { |
| UTF8StringSerializerDeserializer.INSTANCE, // this field will |
| // not go into B-Tree |
| UTF8StringSerializerDeserializer.INSTANCE, // we will use this |
| // as payload |
| IntegerSerializerDeserializer.INSTANCE, // we will use this |
| // field as key |
| IntegerSerializerDeserializer.INSTANCE, // we will use this as |
| // payload |
| UTF8StringSerializerDeserializer.INSTANCE // we will use this as |
| // payload |
| }); |
| |
| // generate numRecords records with field 2 being unique, integer values |
| // in [0, 100000], and strings with max length of 10 characters, and |
| // random seed 100 |
| DataGenOperatorDescriptor dataGen = new DataGenOperatorDescriptor(spec, recDesc, options.numTuples, 2, 0, |
| 100000, 10, 100); |
| // run data generator on first nodecontroller given |
| PartitionConstraintHelper.addAbsoluteLocationConstraint(spec, dataGen, splitNCs[0]); |
| |
| IIndexLifecycleManagerProvider lcManagerProvider = IndexLifecycleManagerProvider.INSTANCE; |
| IStorageManagerInterface storageManager = StorageManagerInterface.INSTANCE; |
| |
| // prepare insertion into primary index |
| // tuples to be put into B-Tree shall have 4 fields |
| int primaryFieldCount = 4; |
| ITypeTraits[] primaryTypeTraits = new ITypeTraits[primaryFieldCount]; |
| primaryTypeTraits[0] = IntegerPointable.TYPE_TRAITS; |
| primaryTypeTraits[1] = UTF8StringPointable.TYPE_TRAITS; |
| primaryTypeTraits[2] = IntegerPointable.TYPE_TRAITS; |
| primaryTypeTraits[3] = UTF8StringPointable.TYPE_TRAITS; |
| |
| // comparator factories for primary index |
| IBinaryComparatorFactory[] primaryComparatorFactories = new IBinaryComparatorFactory[1]; |
| primaryComparatorFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY); |
| |
| // the B-Tree expects its keyfields to be at the front of its input |
| // tuple |
| int[] primaryFieldPermutation = { 2, 1, 3, 4 }; // map field 2 of input |
| // tuple to field 0 of |
| // B-Tree tuple, etc. |
| IFileSplitProvider primarySplitProvider = JobHelper.createFileSplitProvider(splitNCs, options.primaryBTreeName); |
| |
| IIndexDataflowHelperFactory dataflowHelperFactory = new BTreeDataflowHelperFactory(); |
| |
| // create operator descriptor |
| TreeIndexInsertUpdateDeleteOperatorDescriptor primaryInsert = new TreeIndexInsertUpdateDeleteOperatorDescriptor( |
| spec, recDesc, storageManager, lcManagerProvider, primarySplitProvider, primaryTypeTraits, |
| primaryComparatorFactories, null, primaryFieldPermutation, IndexOperation.INSERT, |
| dataflowHelperFactory, null, NoOpOperationCallbackFactory.INSTANCE); |
| JobHelper.createPartitionConstraint(spec, primaryInsert, splitNCs); |
| |
| // prepare insertion into secondary index |
| // tuples to be put into B-Tree shall have 2 fields |
| int secondaryFieldCount = 2; |
| ITypeTraits[] secondaryTypeTraits = new ITypeTraits[secondaryFieldCount]; |
| secondaryTypeTraits[0] = UTF8StringPointable.TYPE_TRAITS; |
| secondaryTypeTraits[1] = IntegerPointable.TYPE_TRAITS; |
| |
| // comparator factories for secondary index |
| IBinaryComparatorFactory[] secondaryComparatorFactories = new IBinaryComparatorFactory[2]; |
| secondaryComparatorFactories[0] = PointableBinaryComparatorFactory.of(UTF8StringPointable.FACTORY); |
| secondaryComparatorFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY); |
| |
| // the B-Tree expects its keyfields to be at the front of its input |
| // tuple |
| int[] secondaryFieldPermutation = { 1, 2 }; |
| IFileSplitProvider secondarySplitProvider = JobHelper.createFileSplitProvider(splitNCs, |
| options.secondaryBTreeName); |
| // create operator descriptor |
| TreeIndexInsertUpdateDeleteOperatorDescriptor secondaryInsert = new TreeIndexInsertUpdateDeleteOperatorDescriptor( |
| spec, recDesc, storageManager, lcManagerProvider, secondarySplitProvider, secondaryTypeTraits, |
| secondaryComparatorFactories, null, secondaryFieldPermutation, IndexOperation.INSERT, |
| dataflowHelperFactory, null, NoOpOperationCallbackFactory.INSTANCE); |
| JobHelper.createPartitionConstraint(spec, secondaryInsert, splitNCs); |
| |
| // end the insert pipeline at this sink operator |
| NullSinkOperatorDescriptor nullSink = new NullSinkOperatorDescriptor(spec); |
| JobHelper.createPartitionConstraint(spec, nullSink, splitNCs); |
| |
| // distribute the records from the datagen via hashing to the bulk load |
| // ops |
| IBinaryHashFunctionFactory[] hashFactories = new IBinaryHashFunctionFactory[1]; |
| hashFactories[0] = PointableBinaryHashFunctionFactory.of(UTF8StringPointable.FACTORY); |
| IConnectorDescriptor hashConn = new MToNPartitioningConnectorDescriptor(spec, |
| new FieldHashPartitionComputerFactory(new int[] { 0 }, hashFactories)); |
| |
| // connect the ops |
| |
| spec.connect(hashConn, dataGen, 0, primaryInsert, 0); |
| |
| spec.connect(new OneToOneConnectorDescriptor(spec), primaryInsert, 0, secondaryInsert, 0); |
| |
| spec.connect(new OneToOneConnectorDescriptor(spec), secondaryInsert, 0, nullSink, 0); |
| |
| spec.addRoot(nullSink); |
| |
| return spec; |
| } |
| } |