Package eu.stratosphere.pact.runtime.hash.HashTableITCase

Examples of eu.stratosphere.pact.runtime.hash.HashTableITCase.ConstantsKeyValuePairsIterator

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  //
 
  private final MutableObjectIterator<Record> getProbeInput(final int numKeys,
      final int probeValsPerKey, final int repeatedValue1, final int repeatedValue2) {
    MutableObjectIterator<Record> probe1 = new UniformRecordGenerator(numKeys, probeValsPerKey, true);
    MutableObjectIterator<Record> probe2 = new ConstantsKeyValuePairsIterator(repeatedValue1, 17, 5);
    MutableObjectIterator<Record> probe3 = new ConstantsKeyValuePairsIterator(repeatedValue2, 23, 5);
    List<MutableObjectIterator<Record>> probes = new ArrayList<MutableObjectIterator<Record>>();
    probes.add(probe1);
    probes.add(probe2);
    probes.add(probe3);
    return new UnionIterator<Record>(probes);
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    final int BUILD_VALS_PER_KEY = 3;
    final int PROBE_VALS_PER_KEY = 10;
   
    // create a build input that gives 3 million pairs with 3 values sharing the same key, plus 400k pairs with two colliding keys
    MutableObjectIterator<Record> build1 = new UniformRecordGenerator(NUM_KEYS, BUILD_VALS_PER_KEY, false);
    MutableObjectIterator<Record> build2 = new ConstantsKeyValuePairsIterator(REPEATED_VALUE_1, 17, REPEATED_VALUE_COUNT_BUILD);
    MutableObjectIterator<Record> build3 = new ConstantsKeyValuePairsIterator(REPEATED_VALUE_2, 23, REPEATED_VALUE_COUNT_BUILD);
    List<MutableObjectIterator<Record>> builds = new ArrayList<MutableObjectIterator<Record>>();
    builds.add(build1);
    builds.add(build2);
    builds.add(build3);
    MutableObjectIterator<Record> buildInput = new UnionIterator<Record>(builds);
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    final int BUILD_VALS_PER_KEY = 3;
    final int PROBE_VALS_PER_KEY = 10;
   
    // create a build input that gives 3 million pairs with 3 values sharing the same key, plus 400k pairs with two colliding keys
    MutableObjectIterator<Record> build1 = new UniformRecordGenerator(NUM_KEYS, BUILD_VALS_PER_KEY, false);
    MutableObjectIterator<Record> build2 = new ConstantsKeyValuePairsIterator(REPEATED_VALUE_1, 17, REPEATED_VALUE_COUNT_BUILD);
    MutableObjectIterator<Record> build3 = new ConstantsKeyValuePairsIterator(REPEATED_VALUE_2, 23, REPEATED_VALUE_COUNT_BUILD);
    List<MutableObjectIterator<Record>> builds = new ArrayList<MutableObjectIterator<Record>>();
    builds.add(build1);
    builds.add(build2);
    builds.add(build3);
    MutableObjectIterator<Record> buildInput = new UnionIterator<Record>(builds);
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Related Classes of eu.stratosphere.pact.runtime.hash.HashTableITCase.ConstantsKeyValuePairsIterator

  • eu.stratosphere.pact.runtime.hash.ReOpenableHashTableITCase
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