Package org.apache.hadoop.hive.serde2.columnar

Examples of org.apache.hadoop.hive.serde2.columnar.ColumnarSerDe

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      this.requiredColumns = requiredIndexes;
  }

  try {
      serde = new ColumnarSerDe();
      serde.initialize(hiveConf, props);
  } catch (SerDeException e) {
      LOG.error(e.toString(), e);
      throw new IOException(e);
  }
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        JobConf jobConf = new JobConf();
        RCFileOutputFormat outputFormat = new RCFileOutputFormat();
        @SuppressWarnings("rawtypes")
        RCFileInputFormat inputFormat = new RCFileInputFormat();
        @SuppressWarnings("deprecation")
        SerDe serde = new ColumnarSerDe();
        File file = File.createTempFile("presto_test", "rc-text");
        try {
            FileSplit split = createTestFile(file.getAbsolutePath(), outputFormat, serde, null);
            @SuppressWarnings("unchecked")
            RecordReader<?, BytesRefArrayWritable> recordReader = (RecordReader<?, BytesRefArrayWritable>) inputFormat.getRecordReader(split, jobConf, Reporter.NULL);
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        JobConf jobConf = new JobConf();
        RCFileOutputFormat outputFormat = new RCFileOutputFormat();
        @SuppressWarnings("rawtypes")
        RCFileInputFormat inputFormat = new RCFileInputFormat();
        @SuppressWarnings("deprecation")
        SerDe serde = new ColumnarSerDe();
        File file = File.createTempFile("presto_test", "rc-text");
        try {
            FileSplit split = createTestFile(file.getAbsolutePath(), outputFormat, serde, null);
            @SuppressWarnings("unchecked")
            RecordReader<?, BytesRefArrayWritable> recordReader = (RecordReader<?, BytesRefArrayWritable>) inputFormat.getRecordReader(split, jobConf, Reporter.NULL);
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        JobConf jobConf = new JobConf();
        RCFileOutputFormat outputFormat = new RCFileOutputFormat();
        @SuppressWarnings("rawtypes")
        RCFileInputFormat inputFormat = new RCFileInputFormat();
        @SuppressWarnings("deprecation")
        SerDe serde = new ColumnarSerDe();
        File file = File.createTempFile("presto_test", "rc-text");
        try {
            FileSplit split = createTestFile(file.getAbsolutePath(), outputFormat, serde, null);
            @SuppressWarnings("unchecked")
            RecordReader<?, BytesRefArrayWritable> recordReader = (RecordReader<?, BytesRefArrayWritable>) inputFormat.getRecordReader(split, jobConf, Reporter.NULL);
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        JobConf jobConf = new JobConf();
        RCFileOutputFormat outputFormat = new RCFileOutputFormat();
        @SuppressWarnings("rawtypes")
        RCFileInputFormat inputFormat = new RCFileInputFormat();
        @SuppressWarnings("deprecation")
        SerDe serde = new ColumnarSerDe();
        File file = File.createTempFile("presto_test", "rc-text");
        try {
            FileSplit split = createTestFile(file.getAbsolutePath(), outputFormat, serde, null);
            @SuppressWarnings("unchecked")
            RecordReader<?, BytesRefArrayWritable> recordReader = (RecordReader<?, BytesRefArrayWritable>) inputFormat.getRecordReader(split, jobConf, Reporter.NULL);
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            throws Exception
    {
        JobConf jobConf = new JobConf();
        final RCFileOutputFormat outputFormat = new RCFileOutputFormat();
        final RCFileInputFormat inputFormat = new RCFileInputFormat();
        final SerDe serde = new ColumnarSerDe();
        File file = File.createTempFile("presto_test", "rc-text");
        try {
            FileSplit split = createTestFile(file.getAbsolutePath(), outputFormat, serde, null);
            RecordReader<?, BytesRefArrayWritable> recordReader = (RecordReader<?, BytesRefArrayWritable>) inputFormat.getRecordReader(split, jobConf, Reporter.NULL);
            Properties splitProperties = new Properties();
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  public void testColumnarSerDe() throws Throwable {
    try {
      System.out.println("test: testColumnarSerde");
      // Create the SerDe
      ColumnarSerDe serDe = new ColumnarSerDe();
      Configuration conf = new Configuration();
      Properties tbl = createProperties();
      serDe.initialize(conf, tbl);

      // Data
      BytesRefArrayWritable braw = new BytesRefArrayWritable(8);
      String[] data = {"123", "456", "789", "1000", "5.3", "hive and hadoop", "1.", "NULL"};
      for (int i = 0; i < 8; i++) {
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            throws Exception
    {
        HiveOutputFormat<?, ?> outputFormat = new RCFileOutputFormat();
        InputFormat<?, ?> inputFormat = new RCFileInputFormat<>();
        @SuppressWarnings("deprecation")
        SerDe serde = new ColumnarSerDe();
        File file = File.createTempFile("presto_test", "rc-text");
        try {
            FileSplit split = createTestFile(file.getAbsolutePath(), outputFormat, serde, null, TEST_COLUMNS);
            testCursorProvider(new ColumnarTextHiveRecordCursorProvider(), split, inputFormat, serde, TEST_COLUMNS);
            testCursorProvider(new GenericHiveRecordCursorProvider(), split, inputFormat, serde, TEST_COLUMNS);
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    return reader.loadIndeces(rowIndexEntries, updatedStartIndex);
  }

  @Override
  public Object next(Object previous) throws IOException {
    ByteWritable result = null;
    if (valuePresent) {
      if (previous == null) {
        result = new ByteWritable();
      } else {
        result = (ByteWritable) previous;
      }
      result.set(reader.next());
    }
    return result;
  }
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    return o == null ? null : new OrcLazyByte((OrcLazyByte) o);
  }

  @Override
  public Object getPrimitiveJavaObject(Object o) {
    ByteWritable writable = getPrimitiveWritableObject(o);
    return writable == null ? null : Byte.valueOf(writable.get());
  }
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