Package org.eigenbase.rel

Examples of org.eigenbase.rel.AggregateRel

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    super(RelOptRule.some(AggregateRel.class, Convention.NONE, RelOptRule.any(RelNode.class)), "DrillAggregateRule");
  }

  @Override
  public void onMatch(RelOptRuleCall call) {
    final AggregateRel aggregate = (AggregateRel) call.rel(0);
    final RelNode input = call.rel(1);
    final RelTraitSet traits = aggregate.getTraitSet().plus(DrillRel.CONVENTION);
    final RelNode convertedInput = convert(input, traits);
    try {
      call.transformTo(new DrillAggregateRel(aggregate.getCluster(), traits, convertedInput, aggregate.getGroupSet(),
          aggregate.getAggCallList()));
    } catch (InvalidRelException e) {
      tracer.warning(e.toString());
    }
  }
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    super(RelOptHelper.some(AggregateRel.class, Convention.NONE, RelOptHelper.any(RelNode.class)), "DrillAggregateRule");
  }

  @Override
  public void onMatch(RelOptRuleCall call) {
    final AggregateRel aggregate = (AggregateRel) call.rel(0);
    final RelNode input = call.rel(1);

    if (aggregate.containsDistinctCall()) {
      // currently, don't use this rule if any of the aggregates contains DISTINCT
      return;
    }

    final RelTraitSet traits = aggregate.getTraitSet().plus(DrillRel.DRILL_LOGICAL);
    final RelNode convertedInput = convert(input, input.getTraitSet().plus(DrillRel.DRILL_LOGICAL));
    try {
      call.transformTo(new DrillAggregateRel(aggregate.getCluster(), traits, convertedInput, aggregate.getGroupSet(),
          aggregate.getAggCallList()));
    } catch (InvalidRelException e) {
      tracer.warning(e.toString());
    }
  }
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   */
  protected AggregateRelBase newAggregateRel(
      AggregateRelBase oldAggRel,
      RelNode inputRel,
      List<AggregateCall> newCalls) {
    return new AggregateRel(
        oldAggRel.getCluster(),
        inputRel,
        oldAggRel.getGroupSet(),
        newCalls);
  }
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   */
  protected AggregateRelBase newAggregateRel(
      AggregateRelBase oldAggRel,
      RelNode inputRel,
      List<AggregateCall> newCalls) {
    return new AggregateRel(
        oldAggRel.getCluster(),
        inputRel,
        oldAggRel.getGroupSet(),
        newCalls);
  }
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  @Override
  public RelNode convert( RelNode rel )
    {
    // stolen from JavaRules.EnumerableAggregateRule
    AggregateRel agg = (AggregateRel) rel;

    RelNode convertedChild = convert( agg.getChild(), agg.getTraitSet().replace( CONVENTION ) );

    if( convertedChild == null )
      return null; // We can't convert the child, so we can't convert rel.

    return new CascadingAggregateRel( rel.getCluster(), rel.getTraitSet(), convertedChild, agg.getGroupSet(), agg.getAggCallList() );
    }
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    }

  @Override
  public void onMatch( RelOptRuleCall call )
    {
    AggregateRel rel = call.rel( 0 );

    RelTraitSet newTraits = rel.getTraitSet().plus( Cascading.CONVENTION );

    call.transformTo( new CascadingAggregateRel(
      rel.getCluster(),
      newTraits,
      convert( rel.getChild(), newTraits ),
      rel.getGroupSet(),
      rel.getAggCallList() ) );
    }
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Related Classes of org.eigenbase.rel.AggregateRel

  • cascading.lingual.optiq.CascadingAggregateConverterRule
  • cascading.lingual.optiq.CascadingAggregateRule
  • org.apache.drill.exec.planner.logical.DrillAggregateRule
  • org.apache.drill.exec.planner.logical.DrillReduceAggregatesRule
  • org.apache.drill.optiq.DrillAggregateRule
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