Examples of org.apache.hadoop.hive.ql.stats.StatsPublisher.connect()

Class org.apache.hadoop.hive.ql.stats.StatsPublisher

Examples of org.apache.hadoop.hive.ql.stats.StatsPublisher.connect()

org.apache.hadoop.hive.ql.stats.StatsPublisher.connect()
This method connects to the intermediate statistics database. @param hconf HiveConf that contains the connection parameters. @return true if connection is successful, false otherwise.


  private void publishStats() {
    // Initializing a stats publisher
    StatsPublisher statsPublisher = Utilities.getStatsPublisher(jc);


    if (statsPublisher == null || !statsPublisher.connect(hconf)) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: cannot connect to database");
      return;
    }

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  }


  private void publishStats() {
    // Initializing a stats publisher
    StatsPublisher statsPublisher = Utilities.getStatsPublisher(jc);
    if (!statsPublisher.connect(jc)) {
      // just return, stats gathering should not block the main query.
      LOG.info("StatsPublishing error: cannot connect to database.");
      return;
    }

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    if (statsPublisher == null) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: StatsPublisher is not initialized.");
      return;
    }
    if (!statsPublisher.connect(hconf)) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: cannot connect to database");
      return;
    }

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  }


  private void publishStats() {
    // Initializing a stats publisher
    StatsPublisher statsPublisher = Utilities.getStatsPublisher(jc);
    if (!statsPublisher.connect(jc)) {
      // just return, stats gathering should not block the main query.
      LOG.info("StatsPublishing error: cannot connect to database.");
      return;
    }

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        throw new HiveException(ErrorMsg.STATSPUBLISHER_NOT_OBTAINED.getErrorCodedMsg());
      }
      return;
    }


    if (!statsPublisher.connect(hconf)) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: cannot connect to database");
      if (isStatsReliable) {
        throw new HiveException(ErrorMsg.STATSPUBLISHER_CONNECTION_ERROR.getErrorCodedMsg());
      }

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  private void publishStats() throws HiveException {
    boolean isStatsReliable = conf.isStatsReliable();


    // Initializing a stats publisher
    StatsPublisher statsPublisher = Utilities.getStatsPublisher(jc);
    if (!statsPublisher.connect(jc)) {
      // just return, stats gathering should not block the main query.
      LOG.info("StatsPublishing error: cannot connect to database.");
      if (isStatsReliable) {
        throw new HiveException(ErrorMsg.STATSPUBLISHER_CONNECTION_ERROR.getErrorCodedMsg());
      }

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        throw new HiveException(ErrorMsg.STATSPUBLISHER_NOT_OBTAINED.getErrorCodedMsg());
      }
      return;
    }


    if (!statsPublisher.connect(hconf)) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: cannot connect to database");
      if (isStatsReliable) {
        throw new HiveException(ErrorMsg.STATSPUBLISHER_CONNECTION_ERROR.getErrorCodedMsg());
      }

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  }


  private void publishStats() {
    // Initializing a stats publisher
    StatsPublisher statsPublisher = Utilities.getStatsPublisher(jc);
    if (!statsPublisher.connect(jc)) {
      // just return, stats gathering should not block the main query.
      LOG.info("StatsPublishing error: cannot connect to database.");
      return;
    }

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    if (statsPublisher == null) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: StatsPublisher is not initialized.");
      return;
    }
    if (!statsPublisher.connect(hconf)) {
      // just return, stats gathering should not block the main query
      LOG.error("StatsPublishing error: cannot connect to database");
      return;
    }

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      // instantiate stats publisher
      StatsPublisher statsPublisher = Utilities.getStatsPublisher((JobConf) conf);
      assertNotNull(statsPublisher);
      assertTrue(statsPublisher.init(conf));
      assertTrue(statsPublisher.connect(conf));


      // instantiate stats aggregator
      StatsAggregator statsAggregator = StatsFactory.getStatsAggregator();
      assertNotNull(statsAggregator);
      assertTrue(statsAggregator.connect(conf));

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