Package plan_runner.expressions

Examples of plan_runner.expressions.Subtraction

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    // -------------------------------------------------------------------------------------
    // set up aggregation function on the StormComponent(Bolt) where join is
    // performed

    // 1 - discount
    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)
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    //second field in projection
    ColumnReference partKey = new ColumnReference(_sc, 1);
    //third field in projection
    ColumnReference suppKey = new ColumnReference(_sc, 2);
    //forth field in projection
    ValueExpression<Double> substract = new Subtraction(
        new ValueSpecification(_doubleConv, 1.0), new ColumnReference(_doubleConv, 6));
    //extendedPrice*(1-discount)
    ValueExpression<Double> product = new Multiplication(new ColumnReference(_doubleConv, 5),
        substract);
    ProjectOperator projectionLineitem = new ProjectOperator(orderKey, partKey, suppKey,
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    // set up aggregation function on the StormComponent(Bolt) where join is
    // performed

    // 1 - discount
    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);
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    // second field in projection
    final ColumnReference partKey = new ColumnReference(_sc, 1);
    // third field in projection
    final ColumnReference suppKey = new ColumnReference(_sc, 2);
    // forth field in projection
    final ValueExpression<Double> substract = new Subtraction(new ValueSpecification(
        _doubleConv, 1.0), new ColumnReference(_doubleConv, 6));
    // extendedPrice*(1-discount)
    final ValueExpression<Double> product = new Multiplication(new ColumnReference(_doubleConv,
        5), substract);
    final ProjectOperator projectionLineitem = new ProjectOperator(orderKey, partKey, suppKey,
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Related Classes of plan_runner.expressions.Subtraction

  • plan_runner.conversion.NumericConversion
  • plan_runner.query_plans.debug.TPCH5PlanAvg
  • plan_runner.query_plans.ThetaInputDominatedPlan
  • plan_runner.query_plans.ThetaMultipleJoinPlan
  • plan_runner.query_plans.ThetaTPCH10Plan
  • plan_runner.query_plans.ThetaTPCH5Plan
  • plan_runner.query_plans.ThetaTPCH7Plan
  • plan_runner.query_plans.ThetaTPCH8Plan
  • plan_runner.query_plans.ThetaTPCH9Plan
  • plan_runner.query_plans.TPCH10Plan
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