Examples of partition()

Examples of org.apache.tajo.engine.planner.RangePartitionAlgorithm.partition()

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    eTuple.put(4, DatumFactory.createInt8(10000));
    eTuple.put(5, DatumFactory.createFloat4(150));
    eTuple.put(6, DatumFactory.createFloat8(170));

    RangePartitionAlgorithm partitioner = new UniformRangePartition(schema, new TupleRange(schema, sTuple, eTuple));
    TupleRange [] ranges = partitioner.partition(5);
    assertTrue(5 <= ranges.length);
    TupleComparator comp = new TupleComparator(schema, PlannerUtil.schemaToSortSpecs(schema));
    TupleRange prev = ranges[0];
    for (int i = 1; i < ranges.length; i++) {
      assertTrue(comp.compare(prev.getStart(), ranges[i].getStart()) < 0);
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Examples of org.apache.tajo.engine.planner.RangePartitionAlgorithm.partition()

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    e.put(0, DatumFactory.createText("R"));
    e.put(1, DatumFactory.createText("O"));
    TupleRange expected = new TupleRange(schema, s, e);

    RangePartitionAlgorithm partitioner = new UniformRangePartition(schema, expected, true);
    TupleRange [] ranges = partitioner.partition(31);

    String query;
    for (TupleRange range : ranges) {
      query = TupleUtil.rangeToQuery(schema, range, true, false);
      TupleRange result = TupleUtil.queryToRange(schema, query);
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Examples of org.apache.tajo.engine.planner.RangePartitionAlgorithm.partition()

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      determinedTaskNum = maxNum;
    }

    LOG.info("Try to divide " + mergedRange + " into " + determinedTaskNum +
        " sub ranges (total units: " + determinedTaskNum + ")");
    TupleRange [] ranges = partitioner.partition(determinedTaskNum);

    FileFragment dummyFragment = new FileFragment(scan.getTableName(), tablePath, 0, 0, new String[]{UNKNOWN_HOST});
    SubQuery.scheduleFragment(subQuery, dummyFragment);

    List<String> basicFetchURIs = new ArrayList<String>();
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Examples of org.apache.tajo.engine.planner.RangePartitionAlgorithm.partition()

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    eTuple.put(5, DatumFactory.createFloat4(150));
    eTuple.put(6, DatumFactory.createFloat8(170));

    RangePartitionAlgorithm partitioner = new UniformRangePartition(new TupleRange(sortSpecs, sTuple, eTuple),
        sortSpecs);
    TupleRange [] ranges = partitioner.partition(5);
    assertTrue(5 <= ranges.length);
    TupleComparator comp = new TupleComparator(schema, PlannerUtil.schemaToSortSpecs(schema));
    TupleRange prev = ranges[0];
    for (int i = 1; i < ranges.length; i++) {
      assertTrue(comp.compare(prev.getStart(), ranges[i].getStart()) < 0);
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Examples of org.apache.tajo.engine.planner.UniformRangePartition.partition()

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      determinedTaskNum = maxNum;
    }

    LOG.info("Try to divide " + mergedRange + " into " + determinedTaskNum +
        " sub ranges (total units: " + determinedTaskNum + ")");
    TupleRange [] ranges = partitioner.partition(determinedTaskNum);

    Fragment dummyFragment = new Fragment(scan.getTableName(), tablePath,
        CatalogUtil.newTableMeta(scan.getInSchema(), StoreType.CSV),0, 0);

    List<String> basicFetchURIs = new ArrayList<String>();
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Examples of org.apache.tajo.engine.planner.UniformRangePartition.partition()

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    eTuple.put(4, DatumFactory.createInt8(10000));
    eTuple.put(5, DatumFactory.createFloat4(150));
    eTuple.put(6, DatumFactory.createFloat8(170));

    RangePartitionAlgorithm partitioner = new UniformRangePartition(schema, new TupleRange(schema, sTuple, eTuple));
    TupleRange [] ranges = partitioner.partition(5);
    assertTrue(5 <= ranges.length);
    TupleComparator comp = new TupleComparator(schema, PlannerUtil.schemaToSortSpecs(schema));
    TupleRange prev = ranges[0];
    for (int i = 1; i < ranges.length; i++) {
      assertTrue(comp.compare(prev.getStart(), ranges[i].getStart()) < 0);
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Examples of org.apache.tajo.engine.planner.UniformRangePartition.partition()

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    e.put(0, DatumFactory.createText("R"));
    e.put(1, DatumFactory.createText("O"));
    TupleRange expected = new TupleRange(schema, s, e);

    RangePartitionAlgorithm partitioner = new UniformRangePartition(schema, expected, true);
    TupleRange [] ranges = partitioner.partition(31);

    String query;
    for (TupleRange range : ranges) {
      query = TupleUtil.rangeToQuery(schema, range, true, false);
      TupleRange result = TupleUtil.queryToRange(schema, query);
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Examples of org.apache.tajo.engine.planner.UniformRangePartition.partition()

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      determinedTaskNum = maxNum;
    }

    LOG.info("Try to divide " + mergedRange + " into " + determinedTaskNum +
        " sub ranges (total units: " + determinedTaskNum + ")");
    TupleRange [] ranges = partitioner.partition(determinedTaskNum);

    FileFragment dummyFragment = new FileFragment(scan.getTableName(), tablePath, 0, 0, new String[]{UNKNOWN_HOST});
    SubQuery.scheduleFragment(subQuery, dummyFragment);

    List<String> basicFetchURIs = new ArrayList<String>();
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Examples of org.apache.tajo.engine.planner.UniformRangePartition.partition()

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    eTuple.put(5, DatumFactory.createFloat4(150));
    eTuple.put(6, DatumFactory.createFloat8(170));

    RangePartitionAlgorithm partitioner = new UniformRangePartition(new TupleRange(sortSpecs, sTuple, eTuple),
        sortSpecs);
    TupleRange [] ranges = partitioner.partition(5);
    assertTrue(5 <= ranges.length);
    TupleComparator comp = new TupleComparator(schema, PlannerUtil.schemaToSortSpecs(schema));
    TupleRange prev = ranges[0];
    for (int i = 1; i < ranges.length; i++) {
      assertTrue(comp.compare(prev.getStart(), ranges[i].getStart()) < 0);
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Examples of org.geotools.graph.util.graph.GraphPartitioner.partition()

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  public void test_0() {
    int nnodes = 100;
    GraphTestUtil.buildNoBifurcations(builder(), nnodes);
   
    GraphPartitioner partitioner = new GraphPartitioner(builder().getGraph());
    partitioner.partition();
   
    List partitions = partitioner.getPartitions();
   
    assertTrue(partitions.size() == 1);
   
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