Package plan_runner.operators

Examples of plan_runner.operators.AggregateOperator

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    final List<Integer> oldHashIndexes = component.getHashIndexes();
    if (oldHashIndexes != null) {
      final List<Integer> newHashIndexes = elemsBefore(oldHashIndexes, filteredIndexList);
      component.setHashIndexes(newHashIndexes);
    }
    final AggregateOperator agg = component.getChainOperator().getAggregation();
    if (agg != null) {
      final List<Integer> oldGroupBy = agg.getGroupByColumns();
      if (oldGroupBy != null && !oldGroupBy.isEmpty()) {
        final List<Integer> newGroupBy = elemsBefore(oldGroupBy, filteredIndexList);
        agg.setGroupByColumns(newGroupBy);
      }
    }
  }
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    final ValueExpression<Double> substract = new Subtraction(new ValueSpecification(
        _doubleConv, 1.0), new ColumnReference(_doubleConv, 8));
    // extendedPrice*(1-discount)
    final ValueExpression<Double> product = new Multiplication(new ColumnReference(_doubleConv,
        7), substract);
    final AggregateOperator agg = new AggregateSumOperator(product, conf)
        .setGroupByColumns(Arrays.asList(0, 1, 4, 6, 2, 3, 5));

    new EquiJoinComponent(C_O_Njoin, relationLineitem, _queryPlan).addOperator(
        new ProjectOperator(new int[] { 0, 1, 2, 3, 4, 5, 7, 8, 9 })).addOperator(agg);

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        .createThetaJoinOperator(Theta_JoinType, S_Njoin, P_L_Ojoin, _queryPlan)
        .addOperator(new ProjectOperator(new int[] { 1, 3, 4, 5 }))
        .setHashIndexes(Arrays.asList(2)).setJoinPredicate(S_N_P_L_O_comp);

    //-------------------------------------------------------------------------------------
    AggregateOperator agg = new AggregateSumOperator(new ColumnReference(_doubleConv, 2), conf)
        .setGroupByColumns(Arrays.asList(1, 4));

    ColumnReference colR_N_C = new ColumnReference(_ic, 0);
    ColumnReference colS_N_P_L_O = new ColumnReference(_ic, 2);
    ComparisonPredicate R_N_C_S_N_P_L_O_comp = new ComparisonPredicate(
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    final ValueExpression<Double> substract = new Subtraction(new ValueSpecification(
        _doubleConv, 1.0), new ColumnReference(_doubleConv, 3));
    // extendedPrice*(1-discount)
    final ValueExpression<Double> product = new Multiplication(new ColumnReference(_doubleConv,
        2), substract);
    final AggregateOperator agg = new AggregateSumOperator(product, conf);

    final ColumnReference colRefL_OPartKey = new ColumnReference(_intConv, 0);
    final ColumnReference colRefS_PPartKey = new ColumnReference(_intConv, 1);
    final ColumnReference colRefL_OSupKey = new ColumnReference(_intConv, 1);
    final ColumnReference colRefS_PSupKey = new ColumnReference(_intConv, 0);
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    final EquiJoinComponent S_N_P_L_Ojoin = new EquiJoinComponent(S_Njoin, P_L_Ojoin,
        _queryPlan).addOperator(new ProjectOperator(new int[] { 1, 2, 3, 4 }))
        .setHashIndexes(Arrays.asList(2));

    // -------------------------------------------------------------------------------------
    final AggregateOperator agg = new AggregateSumOperator(new ColumnReference(_doubleConv, 2),
        conf).setGroupByColumns(Arrays.asList(1, 3));

    new EquiJoinComponent(R_N_Cjoin, S_N_P_L_Ojoin, _queryPlan).addOperator(agg);

    // -------------------------------------------------------------------------------------
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Related Classes of plan_runner.operators.AggregateOperator

  • plan_runner.query_plans.debug.TPCH5PlanAvg
  • plan_runner.query_plans.ThetaInputDominatedPlan
  • plan_runner.query_plans.ThetaMultipleJoinPlan
  • plan_runner.query_plans.ThetaOutputDominatedPlan
  • plan_runner.query_plans.ThetaTPCH10Plan
  • plan_runner.query_plans.ThetaTPCH4Plan
  • plan_runner.query_plans.ThetaTPCH5Plan
  • plan_runner.query_plans.ThetaTPCH7Plan
  • plan_runner.query_plans.ThetaTPCH8Plan
  • plan_runner.query_plans.ThetaTPCH9Plan
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