Package com.facebook.giraph.hive.input

Examples of com.facebook.giraph.hive.input.HiveApiInputFormat

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  /**
   * Create vertex input format
   */
  public HiveVertexInputFormat() {
    hiveInputFormat = new HiveApiInputFormat();
    hiveInputFormat.setMyProfileId(HiveProfiles.VERTEX_INPUT_PROFILE_ID);
  }
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  /**
   * Create edge input format.
   */
  public HiveEdgeInputFormat() {
    hiveInputFormat = new HiveApiInputFormat();
    hiveInputFormat.setMyProfileId(HiveProfiles.EDGE_INPUT_PROFILE_ID);
  }
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    System.err.println(hiveStats);

    HiveConf hiveConf = new HiveConf(Tailer.class);
    HiveApiInputFormat.setProfileInputDesc(hiveConf, inputDesc, DEFAULT_PROFILE_ID);

    HiveApiInputFormat hapi = new HiveApiInputFormat();
    hapi.setMyProfileId(DEFAULT_PROFILE_ID);

    List<InputSplit> splits = hapi.getSplits(hiveConf, client);
    System.err.println("Have " + splits.size() + " splits to read");

    HiveTableName hiveTableName = new HiveTableName(opts.database, opts.table);
    HiveTableSchema schema = HiveTableSchemas.lookup(client, hiveTableName);
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    LOG.info(hiveStats);

    HiveConf hiveConf = new HiveConf(Tailer.class);
    HiveApiInputFormat.setProfileInputDesc(hiveConf, inputDesc, DEFAULT_PROFILE_ID);

    HiveApiInputFormat hapi = new HiveApiInputFormat();
    hapi.setMyProfileId(DEFAULT_PROFILE_ID);

    List<InputSplit> splits = hapi.getSplits(hiveConf, client);
    LOG.info("Have " + splits.size() + " splits to read");

    HiveTableName hiveTableName = new HiveTableName(opts.database, opts.table);
    HiveTableSchema schema = HiveTableSchemas.lookup(client, hiveTableName);
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    ThriftHiveMetastore.Iface client = HiveMetastores.create(parsedArgs.getHiveHost(), parsedArgs.getHivePort());

    System.err.println("Initialize profile with input data");
    HiveApiInputFormat.setProfileInputDesc(hiveConf, input, HiveApiInputFormat.DEFAULT_PROFILE_ID);

    HiveApiInputFormat defaultInputFormat = new HiveApiInputFormat();
    if (parsedArgs.isTrackMetrics()) {
      defaultInputFormat.setObserver(new MetricsObserver("default", parsedArgs.getRecordPrintPeriod()));
    }

    List<InputSplit> splits = defaultInputFormat.getSplits(hiveConf, client);
    System.err.println("getSplits returned " + splits.size() + " splits");

    long numRows = 0;
    for (int i = 0; i < splits.size(); ++i) {
      InputSplit split = splits.get(i);
      TaskAttemptID taskID = new TaskAttemptID();
      TaskAttemptContext taskContext = new TaskAttemptContext(hiveConf, taskID);
      if (i % parsedArgs.getSplitPrintPeriod() == 0) {
        System.err.println("Handling split " + i + " of " + splits.size());
      }
      RecordReader<WritableComparable, HiveReadableRecord> reader =
          defaultInputFormat.createRecordReader(split, taskContext);
      reader.initialize(split, taskContext);
      numRows += readFully(reader);
    }

    System.err.println("Parsed " + numRows + " rows");
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      System.err.println("Error initializing HiveInput: " + e);
      return;
    }

    MetricsObserver observer = new MetricsObserver();
    HiveApiInputFormat inputFormat = new HiveApiInputFormat();
    inputFormat.setObserver(observer);
    readAll(hiveConf, inputFormat);
  }
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        .create(parsedArgs.getHiveHost(), parsedArgs.getHivePort());

    System.err.println("Initialize profile with input data");
    HiveApiInputFormat.setProfileInputDesc(hiveConf, input, HiveApiInputFormat.DEFAULT_PROFILE_ID);

    HiveApiInputFormat defaultInputFormat = new HiveApiInputFormat();
    if (parsedArgs.isTrackMetrics()) {
      defaultInputFormat.setObserver(new MetricsObserver("default", parsedArgs.getRecordPrintPeriod()));
    }

    List<InputSplit> splits = defaultInputFormat.getSplits(hiveConf, client);
    System.err.println("getSplits returned " + splits.size() + " splits");

    long numRows = 0;
    for (int i = 0; i < splits.size(); ++i) {
      InputSplit split = splits.get(i);
      TaskAttemptID taskID = new TaskAttemptID();
      TaskAttemptContext taskContext = new TaskAttemptContext(hiveConf, taskID);
      if (i % parsedArgs.getSplitPrintPeriod() == 0) {
        System.err.println("Handling split " + i + " of " + splits.size());
      }
      RecordReader<WritableComparable, HiveReadableRecord> reader =
          defaultInputFormat.createRecordReader(split, taskContext);
      reader.initialize(split, taskContext);
      numRows += readFully(reader);
    }

    System.err.println("Parsed " + numRows + " rows");
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Related Classes of com.facebook.giraph.hive.input.HiveApiInputFormat

  • com.facebook.giraph.hive.HiveTableSchema
  • com.facebook.giraph.hive.impl.input.benchmark.InputBenchmark
  • com.facebook.giraph.hive.impl.input.HiveApiInputSplit
  • com.facebook.giraph.hive.impl.input.HiveApiRecordReader
  • com.facebook.giraph.hive.impl.input.InputConf
  • com.facebook.giraph.hive.impl.input.InputInfo
  • com.facebook.giraph.hive.impl.input.InputPartition
  • com.facebook.giraph.hive.input.benchmark.InputBenchmark
  • com.facebook.giraph.hive.schema.HiveTableSchema
  • com.facebook.giraph.hive.tailer.Tailer
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