Package org.apache.drill.exec.planner.physical.DrillDistributionTrait

Examples of org.apache.drill.exec.planner.physical.DrillDistributionTrait.DistributionField

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  protected List<DistributionField> getDistributionField(List<Integer> keys) {
    List<DistributionField> distFields = Lists.newArrayList();

    for (int key : keys) {
      distFields.add(new DistributionField(key));
    }

    return distFields;
  }
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  protected List<DistributionField> getDistributionField(DrillAggregateRel rel, boolean allFields) {
    List<DistributionField> groupByFields = Lists.newArrayList();

    for (int group : BitSets.toIter(rel.getGroupSet())) {
      DistributionField field = new DistributionField(group);
      groupByFields.add(field);

      if (!allFields && groupByFields.size() == 1) {
        // if we are only interested in 1 grouping field, pick the first one for now..
        // but once we have num distinct values (NDV) statistics, we should pick the one
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  private List<DistributionField> getDistributionField(DrillSortRel rel) {
    List<DistributionField> distFields = Lists.newArrayList();

    for (RelFieldCollation relField : rel.getCollation().getFieldCollations()) {
      DistributionField field = new DistributionField(relField.getFieldIndex());
      distFields.add(field);
    }

    return distFields;
  }
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  private DrillDistributionTrait convertDist(DrillDistributionTrait srcDist, Map<Integer, Integer> inToOut) {
    List<DistributionField> newFields = Lists.newArrayList();

    for (DistributionField field : srcDist.getFields()) {
      if (inToOut.containsKey(field.getFieldId())) {
        newFields.add(new DistributionField(inToOut.get(field.getFieldId())));
      }
    }

    if (newFields.isEmpty()) {
      if (srcDist.getType() != DistributionType.SINGLETON) {
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  private List<DistributionField> getDistributionField(DrillSortRel rel) {
    List<DistributionField> distFields = Lists.newArrayList();

    for (RelFieldCollation relField : rel.getCollation().getFieldCollations()) {
      DistributionField field = new DistributionField(relField.getFieldIndex());
      distFields.add(field);
    }

    return distFields;
  }
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  private DrillDistributionTrait convertDist(DrillDistributionTrait srcDist, Map<Integer, Integer> inToOut) {
    List<DistributionField> newFields = Lists.newArrayList();

    for (DistributionField field : srcDist.getFields()) {
      if (inToOut.containsKey(field.getFieldId())) {
        newFields.add(new DistributionField(inToOut.get(field.getFieldId())));
      }
    }

    if (newFields.isEmpty()) {
      if (srcDist.getType() != DistributionType.SINGLETON) {
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  protected List<DistributionField> getDistributionField(DrillAggregateRel rel, boolean allFields) {
    List<DistributionField> groupByFields = Lists.newArrayList();

    for (int group : BitSets.toIter(rel.getGroupSet())) {
      DistributionField field = new DistributionField(group);
      groupByFields.add(field);

      if (!allFields && groupByFields.size() == 1) {
        // if we are only interested in 1 grouping field, pick the first one for now..
        // but once we have num distinct values (NDV) statistics, we should pick the one
View Full Code Here
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  protected List<DistributionField> getDistributionField(List<Integer> keys) {
    List<DistributionField> distFields = Lists.newArrayList();

    for (int key : keys) {
      distFields.add(new DistributionField(key));
    }

    return distFields;
  }
View Full Code Here
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  protected List<DistributionField> getDistributionField(DrillAggregateRel rel, boolean allFields) {
    List<DistributionField> groupByFields = Lists.newArrayList();

    for (int group : BitSets.toIter(rel.getGroupSet())) {
      DistributionField field = new DistributionField(group);
      groupByFields.add(field);

      if (!allFields && groupByFields.size() == 1) {
        // if we are only interested in 1 grouping field, pick the first one for now..
        // but once we have num distinct values (NDV) statistics, we should pick the one
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Related Classes of org.apache.drill.exec.planner.physical.DrillDistributionTrait.DistributionField

  • org.apache.drill.exec.planner.physical.AggPruleBase
  • org.apache.drill.exec.planner.physical.JoinPruleBase
  • org.apache.drill.exec.planner.physical.ProjectPrule
  • org.apache.drill.exec.planner.physical.SortPrule
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