Package org.eigenbase.relopt

Examples of org.eigenbase.relopt.RelTraitSet

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  public RexBuilder getRexBuilder(){
    return cluster.getRexBuilder();
  }
 
  public RelTraitSet getLogicalTraits(){
    RelTraitSet set = RelTraitSet.createEmpty();
    set.add(DrillRel.DRILL_LOGICAL);
    return set;
  }
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  @Override
  public void onMatch(RelOptRuleCall call) {
    final JoinRel join = (JoinRel) call.rel(0);
    final RelNode left = join.getLeft();
    final RelNode right = join.getRight();
    final RelTraitSet traits = join.getTraitSet().plus(DrillRel.DRILL_LOGICAL);

    final RelNode convertedLeft = convert(left, left.getTraitSet().plus(DrillRel.DRILL_LOGICAL));
    final RelNode convertedRight = convert(right, right.getTraitSet().plus(DrillRel.DRILL_LOGICAL));

    List<Integer> leftKeys = Lists.newArrayList();
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  }

  @Override
  public void onMatch(RelOptRuleCall call) {
    final UnionRel union = (UnionRel) call.rel(0);
    final RelTraitSet traits = union.getTraitSet().plus(DrillRel.DRILL_LOGICAL);
    final List<RelNode> convertedInputs = new ArrayList<>();
    for (RelNode input : union.getInputs()) {
      final RelNode convertedInput = convert(input, input.getTraitSet().plus(DrillRel.DRILL_LOGICAL));
      convertedInputs.add(convertedInput);
    }
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  }

  @Override
  public void onMatch(RelOptRuleCall call) {
    final SortRel incomingSort = call.rel(0);
    final RelTraitSet incomingTraits = incomingSort.getTraitSet();
    RelNode input = incomingSort.getChild();

    // if the Optiq sort rel includes a collation and a limit, we need to create a copy the sort rel that excludes the
    // limit information.
    if (!incomingSort.getCollation().getFieldCollations().isEmpty()) {
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  @Override
  public void onMatch(RelOptRuleCall call) {
    final DrillScreenRelBase screen = (DrillScreenRelBase) call.rel(0);
    final RelNode input = call.rel(1);

    final RelTraitSet traits = input.getTraitSet().plus(Prel.DRILL_PHYSICAL).plus(DrillDistributionTrait.SINGLETON);
    final RelNode convertedInput = convert(input, traits);
    DrillScreenRelBase newScreen = new ScreenPrel(screen.getCluster(), screen.getTraitSet().plus(Prel.DRILL_PHYSICAL).plus(DrillDistributionTrait.SINGLETON), convertedInput);
    call.transformTo(newScreen);
  }
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  public SubsetTransformer(RelOptRuleCall call){
    this.call = call;
  }

  public RelTraitSet newTraitSet(RelTrait... traits){
    RelTraitSet set = call.getPlanner().emptyTraitSet();
    for(RelTrait t : traits){
      set = set.plus(t);
    }
    return set;

  }
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  @Override
  public void onMatch(RelOptRuleCall call) {
    final DrillProjectRel project = (DrillProjectRel) call.rel(0);
    final RelNode input = project.getChild();

    RelTraitSet traits = input.getTraitSet().plus(Prel.DRILL_PHYSICAL);
    RelNode convertedInput = convert(input, traits);

    Map<Integer, Integer> inToOut = getProjectMap(project);
    boolean traitPull = new ProjectTraitPull(call, inToOut).go(project, convertedInput);
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      RelCollation childCollation = rel.getTraitSet().getTrait(RelCollationTraitDef.INSTANCE);


      DrillDistributionTrait newDist = convertDist(childDist, inToOut);
      RelCollation newCollation = convertRelCollation(childCollation, inToOut);
      RelTraitSet newProjectTraits = rel.getTraitSet().plus(newDist).plus(newCollation);
      return new ProjectPrel(project.getCluster(), newProjectTraits, rel, project.getProjects(), project.getRowType());
    }
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  }

  @Override
  public void onMatch(RelOptRuleCall call) {
    final ValuesRel values = (ValuesRel) call.rel(0);
    final RelTraitSet traits = values.getTraitSet().plus(DrillRel.DRILL_LOGICAL);
    call.transformTo(new DrillValuesRel(values.getCluster(), values.getRowType(), values.getTuples(), traits));
  }
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  @Override
  public void onMatch(RelOptRuleCall call) {
    final DrillUnionRel union = (DrillUnionRel) call.rel(0);
    final List<RelNode> inputs = union.getInputs();
    List<RelNode> convertedInputList = Lists.newArrayList();
    RelTraitSet traits = call.getPlanner().emptyTraitSet().plus(Prel.DRILL_PHYSICAL);
   
    try {
      for (int i = 0; i < inputs.size(); i++) {
        RelNode convertedInput = convert(inputs.get(i), PrelUtil.fixTraits(call, traits));
        convertedInputList.add(convertedInput);   
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Related Classes of org.eigenbase.relopt.RelTraitSet

  • cascading.lingual.optiq.CascadingAggregateRule
  • cascading.lingual.optiq.CascadingFilterRule
  • cascading.lingual.optiq.CascadingInsertValuesRule
  • cascading.lingual.optiq.CascadingJoinRule
  • cascading.lingual.optiq.CascadingProjectRule
  • cascading.lingual.optiq.CascadingSortRule
  • cascading.lingual.optiq.CascadingValuesRule
  • cascading.lingual.tap.TapTable
  • net.hydromatic.optiq.impl.jdbc.JdbcToEnumerableConverterRule
  • net.hydromatic.optiq.impl.mongodb.MongoToEnumerableConverterRule
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