Package plan_runner.operators

Examples of plan_runner.operators.Operator


  }

  private static List<Operator> orderOperators(ChainOperator chain) {
    final List<Operator> result = new ArrayList<Operator>();

    final Operator selection = chain.getSelection();
    if (selection != null)
      result.add(selection);

    final Operator distinct = chain.getDistinct();
    if (distinct != null)
      result.add(distinct);

    final Operator projection = chain.getProjection();
    if (projection != null)
      result.add(projection);

    final Operator agg = chain.getAggregation();
    if (agg != null)
      result.add(agg);

    return result;
  }
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  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_aggBatchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
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  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_aggBatchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
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  @Override
  public void printContent() {
    if (_printOut)
      if ((getChainOperator() != null) && getChainOperator().isBlocking()) {
        final Operator lastOperator = getChainOperator().getLastOperator();
        if (lastOperator instanceof AggregateOperator)
          MyUtilities.printBlockingResult(_ID, (AggregateOperator) lastOperator,
              _hierarchyPosition, _conf, LOG);
        else
          MyUtilities.printBlockingResult(_ID, lastOperator.getNumTuplesProcessed(),
              lastOperator.printContent(), _hierarchyPosition, _conf, LOG);
      }
  }
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  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_aggBatchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
View Full Code Here

  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_aggBatchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
View Full Code Here

  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_aggBatchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
View Full Code Here

  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_batchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
View Full Code Here

  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_aggBatchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
View Full Code Here

  @Override
  public void aggBatchSend() {
    if (MyUtilities.isAggBatchOutputMode(_batchOutputMillis))
      if (_operatorChain != null) {
        final Operator lastOperator = _operatorChain.getLastOperator();
        if (lastOperator instanceof AggregateOperator) {
          try {
            _semAgg.acquire();
          } catch (final InterruptedException ex) {
          }
View Full Code Here

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