Package org.apache.hadoop.zebra.io

Examples of org.apache.hadoop.zebra.io.TableInserter


    writer.finish();
    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);
    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);

    // insert data in row 1
    int row = 0;
    tuple.set(0, true); // bool
    tuple.set(1, 1); // int
    tuple.set(2, 1001L); // long
    tuple.set(3, 1.1f); // float
    tuple.set(4, "hello world 1"); // string
    tuple.set(5, new DataByteArray("hello byte 1")); // byte

    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    // insert data in row 2
    row++;
    tuple.set(0, false);
    tuple.set(1, 2); // int
    tuple.set(2, 1002L); // long
    tuple.set(3, 3.1f); // float
    tuple.set(4, "hello world 2"); // string
    tuple.set(5, new DataByteArray("hello byte 2")); // byte
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    // finish building table, closing out the inserter, writer, writer1
    inserter.close();
    writer1.finish();
    writer.close();
  }
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    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);

    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);
    DataBag bagColl = TypesUtils.createBag();
    Schema schColl = schema.getColumn(0).getSchema().getColumn(0).getSchema();
    Tuple tupColl1 = TypesUtils.createTuple(schColl);
    Tuple tupColl2 = TypesUtils.createTuple(schColl);
    byte[] abs1 = new byte[3];
    byte[] abs2 = new byte[4];
    tupColl1.set(0, 3.1415926);
    tupColl1.set(1, 1.6);
    abs1[0] = 11;
    abs1[1] = 12;
    abs1[2] = 13;
    tupColl1.set(2, new DataByteArray(abs1));
    bagColl.add(tupColl1);
    tupColl2.set(0, 123.456789);
    tupColl2.set(1, 100);
    abs2[0] = 21;
    abs2[1] = 22;
    abs2[2] = 23;
    abs2[3] = 24;
    tupColl2.set(2, new DataByteArray(abs2));
    bagColl.add(tupColl2);
    tuple.set(0, bagColl);

    int row = 0;
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    bagColl.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    tupColl1.set(0, 7654.321);
    tupColl1.set(1, 0.0001);
    abs1[0] = 31;
    abs1[1] = 32;
    abs1[2] = 33;
    tupColl1.set(2, new DataByteArray(abs1));
    bagColl.add(tupColl1);
    tupColl2.set(0, 0.123456789);
    tupColl2.set(1, 0.3333);
    abs2[0] = 41;
    abs2[1] = 42;
    abs2[2] = 43;
    abs2[3] = 44;
    tupColl2.set(2, new DataByteArray(abs2));
    bagColl.add(tupColl2);
    tuple.set(0, bagColl);
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    inserter.close();
    writer1.finish();

    writer.close();
  }
View Full Code Here

    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);

    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);

    tuple.set(0, true);

    Tuple tupRecord;
    try {
      tupRecord = TypesUtils.createTuple(schema.getColumnSchema("r")
          .getSchema());
    } catch (ParseException e) {
      e.printStackTrace();
      throw new IOException(e);
    }
    tupRecord.set(0, 1);
    tupRecord.set(1, 1001L);
    tuple.set(1, tupRecord);

    Map<String, String> map = new HashMap<String, String>();
    map.put("a", "x");
    map.put("b", "y");
    map.put("c", "z");
    tuple.set(2, map);

    DataBag bagColl = TypesUtils.createBag();
    Schema schColl = schema.getColumn(3).getSchema().getColumn(0).getSchema();
    Tuple tupColl1 = TypesUtils.createTuple(schColl);
    Tuple tupColl2 = TypesUtils.createTuple(schColl);
    byte[] abs1 = new byte[3];
    byte[] abs2 = new byte[4];
    tupColl1.set(0, 3.1415926);
    tupColl1.set(1, 1.6);
    abs1[0] = 11;
    abs1[1] = 12;
    abs1[2] = 13;
    tupColl1.set(2, new DataByteArray(abs1));
    bagColl.add(tupColl1);
    tupColl2.set(0, 123.456789);
    tupColl2.set(1, 100);
    abs2[0] = 21;
    abs2[1] = 22;
    abs2[2] = 23;
    abs2[3] = 24;
    tupColl2.set(2, new DataByteArray(abs2));
    bagColl.add(tupColl2);
    tuple.set(3, bagColl);

    int row = 0;
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);
    inserter.close();
    writer1.finish();

    writer.close();
  }
View Full Code Here

    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);

    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);

    tuple.set(0, true);

    Tuple tupRecord;
    try {
      tupRecord = TypesUtils.createTuple(schema.getColumnSchema("r")
          .getSchema());
    } catch (ParseException e) {
      e.printStackTrace();
      throw new IOException(e);
    }
    tupRecord.set(0, 1);
    tupRecord.set(1, 1001L);
    tuple.set(1, tupRecord);

    Map<String, String> map = new HashMap<String, String>();
    map.put("a", "x");
    map.put("b", "y");
    map.put("c", "z");
    tuple.set(2, map);

    DataBag bagColl = TypesUtils.createBag();
    Schema schColl = schema.getColumn(3).getSchema().getColumn(0).getSchema();
    Tuple tupColl1 = TypesUtils.createTuple(schColl);
    Tuple tupColl2 = TypesUtils.createTuple(schColl);
    byte[] abs1 = new byte[3];
    byte[] abs2 = new byte[4];
    tupColl1.set(0, 3.1415926);
    tupColl1.set(1, 1.6);
    abs1[0] = 11;
    abs1[1] = 12;
    abs1[2] = 13;
    tupColl1.set(2, new DataByteArray(abs1));
    bagColl.add(tupColl1);
    tupColl2.set(0, 123.456789);
    tupColl2.set(1, 100);
    abs2[0] = 21;
    abs2[1] = 22;
    abs2[2] = 23;
    abs2[3] = 24;
    tupColl2.set(2, new DataByteArray(abs2));
    bagColl.add(tupColl2);
    tuple.set(3, bagColl);

    int row = 0;
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);
    inserter.close();
    writer1.finish();

    writer.close();
  }
View Full Code Here

    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);

    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);

    tuple.set(0, true);

    Tuple tupRecord;
    try {
      tupRecord = TypesUtils.createTuple(schema.getColumnSchema("r")
          .getSchema());
    } catch (ParseException e) {
      e.printStackTrace();
      throw new IOException(e);
    }
    tupRecord.set(0, "abc");
    tupRecord.set(1, 1001L);
    tuple.set(1, tupRecord);

    Map<String, String> map = new HashMap<String, String>();
    map.put("a", "x");
    map.put("b", "y");
    map.put("c", "z");
    tuple.set(2, map);

    DataBag bagColl = TypesUtils.createBag();
    Schema schColl = schema.getColumn(3).getSchema().getColumn(0).getSchema();
    Tuple tupColl1 = TypesUtils.createTuple(schColl);
    Tuple tupColl2 = TypesUtils.createTuple(schColl);
    byte[] abs1 = new byte[3];
    byte[] abs2 = new byte[4];
    tupColl1.set(0, 3.1415926);
    tupColl1.set(1, 1.6);
    abs1[0] = 11;
    abs1[1] = 12;
    abs1[2] = 13;
    tupColl1.set(2, new DataByteArray(abs1));
    bagColl.add(tupColl1);
    tupColl2.set(0, 123.456789);
    tupColl2.set(1, 100);
    abs2[0] = 21;
    abs2[1] = 22;
    abs2[2] = 23;
    abs2[3] = 24;
    tupColl2.set(2, new DataByteArray(abs2));
    bagColl.add(tupColl2);
    tuple.set(3, bagColl);

    int row = 0;
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);
    inserter.close();
    writer1.finish();

    writer.close();
  }
View Full Code Here

    //
    BasicTable.Writer writer = new BasicTable.Writer(path, schemaString, storageString, conf);
   
    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);
    TableInserter inserter = writer.getInserter("ins", false);
   
    for (int i = 0; i < tableData.length; ++i) {
      TypesUtils.resetTuple(tuple);
      for (int k = 0; k < tableData[i].length; ++k) {
        tuple.set(k, tableData[i][k]);
        System.out.println("DEBUG: setting tuple k=" + k + "value= " + tableData[i][k]);
      }
      inserter.insert(new BytesWritable(("key" + i).getBytes()), tuple);
    }
    inserter.close();
    writer.close();
  }
View Full Code Here

    Tuple tuple = TypesUtils.createTuple(schema);

    boolean sorted = writer.isSorted();
    for (int i = 0; i < parts; ++i) {
      writer = new BasicTable.Writer(path, conf);
      TableInserter inserter = writer.getInserter(
          String.format("part-%06d", i), true);
      if (rows > 0) {
        int actualRows = random.nextInt(rows) + rows / 2;
        for (int j = 0; j < actualRows; ++j, ++total) {
          BytesWritable key;
          if (!sorted) {
            key = makeRandomKey(rows * 10);
          } else {
            key = makeKey(total);
          }
          TypesUtils.resetTuple(tuple);
          for (int k = 0; k < tuple.size(); ++k) {
            try {
              tuple.set(k, new DataByteArray(makeString("col-" + colNames[k], rows * 10).getBytes()));
            } catch (ExecException e) {
              e.printStackTrace();
            }
          }
          inserter.insert(key, tuple);
        }
      }
      inserter.close();
    }

    if (properClose) {
      writer = new BasicTable.Writer(path, conf);
      writer.close();
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    writer.finish();
    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);
    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);

    // insert data in row 1
    int row = 0;
    tuple.set(0, true); // bool
    tuple.set(1, 1); // int
    tuple.set(2, 1001L); // long
    tuple.set(3, 1.1); // float
    tuple.set(4, "hello world 1"); // string
    tuple.set(5, new DataByteArray("hello byte 1")); // byte
    tuple.set(6, 1); // int
    tuple.set(7, 1); // int
    tuple.set(8, 1); // int
    tuple.set(9, 1); // int
    tuple.set(10, 1); // int
    tuple.set(11, 1); // int

    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    // insert data in row 2
    row++;
    tuple.set(0, false);
    tuple.set(1, 2); // int
    tuple.set(2, 1002L); // long
    tuple.set(3, 3.1); // float
    tuple.set(4, "hello world 2"); // string
    tuple.set(5, new DataByteArray("hello byte 2")); // byte
    tuple.set(6, 2); // int
    tuple.set(7, 2); // int
    tuple.set(8, 2); // int
    tuple.set(9, 2); // int
    tuple.set(10, 2); // int
    tuple.set(11, 2); // int

    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    // finish building table, closing out the inserter, writer, writer1
    inserter.close();
    writer1.finish();
    writer.close();
  }
View Full Code Here

    //
    BasicTable.Writer writer = new BasicTable.Writer(path, schemaString, storageString, conf);
   
    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);
    TableInserter inserter = writer.getInserter("ins", false);
   
    for (int i = 0; i < tableData.length; ++i) {
      TypesUtils.resetTuple(tuple);
      for (int k = 0; k < tableData[i].length; ++k) {
        tuple.set(k, tableData[i][k]);
        System.out.println("DEBUG: setting tuple k=" + k + "value= " + tableData[i][k]);
      }
      inserter.insert(new BytesWritable(("key" + i).getBytes()), tuple);
    }
    inserter.close();
    writer.close();
  }
View Full Code Here

    writer.finish();
    Schema schema = writer.getSchema();
    Tuple tuple = TypesUtils.createTuple(schema);
    BasicTable.Writer writer1 = new BasicTable.Writer(path, conf);
    int part = 0;
    TableInserter inserter = writer1.getInserter("part" + part, true);
    TypesUtils.resetTuple(tuple);

    // insert data in row 1
    int row = 0;
    tuple.set(0, 1);
    tuple.set(1, "hello1");

    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    // row 2
    row++;
    TypesUtils.resetTuple(tuple);

    tuple.set(0, 2);
    tuple.set(1, "hello2");

    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    // finish building table, closing out the inserter, writer, writer1
    inserter.close();
    writer1.finish();
    writer.close();

    String projection3 = new String("f1,f2");
    BasicTable.Reader reader = new BasicTable.Reader(path, conf);
View Full Code Here

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