Package plan_runner.query_plans

Source Code of plan_runner.query_plans.ThetaTPCH5Plan

package plan_runner.query_plans;

import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.Map;

import org.apache.log4j.Logger;

import plan_runner.components.Component;
import plan_runner.components.DataSourceComponent;
import plan_runner.components.OperatorComponent;
import plan_runner.components.ThetaJoinComponentFactory;
import plan_runner.components.ThetaJoinDynamicComponentAdvisedEpochs;
import plan_runner.components.ThetaJoinStaticComponent;
import plan_runner.conversion.DateConversion;
import plan_runner.conversion.DoubleConversion;
import plan_runner.conversion.IntegerConversion;
import plan_runner.conversion.NumericConversion;
import plan_runner.conversion.StringConversion;
import plan_runner.conversion.TypeConversion;
import plan_runner.expressions.ColumnReference;
import plan_runner.expressions.DateSum;
import plan_runner.expressions.Multiplication;
import plan_runner.expressions.Subtraction;
import plan_runner.expressions.ValueExpression;
import plan_runner.expressions.ValueSpecification;
import plan_runner.operators.AggregateOperator;
import plan_runner.operators.AggregateSumOperator;
import plan_runner.operators.ProjectOperator;
import plan_runner.operators.SelectOperator;
import plan_runner.predicates.AndPredicate;
import plan_runner.predicates.BetweenPredicate;
import plan_runner.predicates.ComparisonPredicate;
import plan_runner.query_plans.QueryPlan;
import plan_runner.query_plans.ThetaQueryPlansParameters;
import plan_runner.utilities.SystemParameters;

public class ThetaTPCH5Plan {
  private static Logger LOG = Logger.getLogger(ThetaTPCH5Plan.class);

  private static final IntegerConversion _ic = new IntegerConversion();

  private static final TypeConversion<Date> _dc = new DateConversion();
  private static final TypeConversion<String> _sc = new StringConversion();
  private static final NumericConversion<Double> _doubleConv = new DoubleConversion();

  private QueryPlan _queryPlan = new QueryPlan();

  //query variables
  private static Date _date1, _date2;
  private static final String REGION_NAME = "ASIA";

  private static void computeDates() {
    // date2 = date1 + 1 year
    String date1Str = "1994-01-01";
    int interval = 1;
    int unit = Calendar.YEAR;

    //setting _date1
    _date1 = _dc.fromString(date1Str);

    //setting _date2
    ValueExpression<Date> date1Ve, date2Ve;
    date1Ve = new ValueSpecification<Date>(_dc, _date1);
    date2Ve = new DateSum(date1Ve, unit, interval);
    _date2 = date2Ve.eval(null);
    // tuple is set to null since we are computing based on constants
  }

  public ThetaTPCH5Plan(String dataPath, String extension, Map conf) {
    computeDates();
    int Theta_JoinType = ThetaQueryPlansParameters.getThetaJoinType(conf);

    //-------------------------------------------------------------------------------------
    List<Integer> hashRegion = Arrays.asList(0);

    SelectOperator selectionRegion = new SelectOperator(new ComparisonPredicate(
        new ColumnReference(_sc, 1), new ValueSpecification(_sc, REGION_NAME)));

    ProjectOperator projectionRegion = new ProjectOperator(new int[] { 0 });

    DataSourceComponent relationRegion = new DataSourceComponent("REGION", dataPath + "region"
        + extension, _queryPlan).setHashIndexes(hashRegion).addOperator(selectionRegion)
        .addOperator(projectionRegion);

    //-------------------------------------------------------------------------------------
    List<Integer> hashNation = Arrays.asList(2);

    ProjectOperator projectionNation = new ProjectOperator(new int[] { 0, 1, 2 });

    DataSourceComponent relationNation = new DataSourceComponent("NATION", dataPath + "nation"
        + extension, _queryPlan).setHashIndexes(hashNation).addOperator(projectionNation);

    //-------------------------------------------------------------------------------------
    List<Integer> hashRN = Arrays.asList(0);

    ProjectOperator projectionRN = new ProjectOperator(new int[] { 1, 2 });

    ColumnReference colR = new ColumnReference(_ic, 0);
    ColumnReference colN = new ColumnReference(_ic, 2);
    ComparisonPredicate R_N_comp = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP, colR,
        colN);

    Component R_Njoin = ThetaJoinComponentFactory
        .createThetaJoinOperator(Theta_JoinType, relationRegion, relationNation, _queryPlan)
        .setHashIndexes(hashRN).addOperator(projectionRN).setJoinPredicate(R_N_comp);

    //-------------------------------------------------------------------------------------
    List<Integer> hashSupplier = Arrays.asList(1);

    ProjectOperator projectionSupplier = new ProjectOperator(new int[] { 0, 3 });

    DataSourceComponent relationSupplier = new DataSourceComponent("SUPPLIER", dataPath
        + "supplier" + extension, _queryPlan).setHashIndexes(hashSupplier).addOperator(
        projectionSupplier);

    //-------------------------------------------------------------------------------------
    List<Integer> hashRNS = Arrays.asList(2);

    ProjectOperator projectionRNS = new ProjectOperator(new int[] { 0, 1, 2 });

    ColumnReference colR_N = new ColumnReference(_ic, 0);
    ColumnReference colS = new ColumnReference(_ic, 1);
    ComparisonPredicate R_N_S_comp = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP,
        colR_N, colS);

    Component R_N_Sjoin = ThetaJoinComponentFactory
        .createThetaJoinOperator(Theta_JoinType, R_Njoin, relationSupplier, _queryPlan)
        .setHashIndexes(hashRNS).addOperator(projectionRNS).setJoinPredicate(R_N_S_comp);

    //-------------------------------------------------------------------------------------
    List<Integer> hashLineitem = Arrays.asList(1);

    ProjectOperator projectionLineitem = new ProjectOperator(new int[] { 0, 2, 5, 6 });

    DataSourceComponent relationLineitem = new DataSourceComponent("LINEITEM", dataPath
        + "lineitem" + extension, _queryPlan).setHashIndexes(hashLineitem).addOperator(
        projectionLineitem);

    //-------------------------------------------------------------------------------------
    List<Integer> hashRNSL = Arrays.asList(0, 2);

    ColumnReference colR_N_S = new ColumnReference(_ic, 2);
    ColumnReference colL = new ColumnReference(_ic, 1);
    ComparisonPredicate R_N_S_L_comp = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP,
        colR_N_S, colL);

    ProjectOperator projectionRNSL = new ProjectOperator(new int[] { 0, 1, 3, 5, 6 });

    Component R_N_S_Ljoin = ThetaJoinComponentFactory
        .createThetaJoinOperator(Theta_JoinType, R_N_Sjoin, relationLineitem, _queryPlan)
        .setHashIndexes(hashRNSL).addOperator(projectionRNSL)
        .setJoinPredicate(R_N_S_L_comp);

    //-------------------------------------------------------------------------------------
    List<Integer> hashCustomer = Arrays.asList(0);

    ProjectOperator projectionCustomer = new ProjectOperator(new int[] { 0, 3 });

    DataSourceComponent relationCustomer = new DataSourceComponent("CUSTOMER", dataPath
        + "customer" + extension, _queryPlan).setHashIndexes(hashCustomer).addOperator(
        projectionCustomer);

    //-------------------------------------------------------------------------------------
    List<Integer> hashOrders = Arrays.asList(1);

    SelectOperator selectionOrders = new SelectOperator(new BetweenPredicate(
        new ColumnReference(_dc, 4), true, new ValueSpecification(_dc, _date1), false,
        new ValueSpecification(_dc, _date2)));

    ProjectOperator projectionOrders = new ProjectOperator(new int[] { 0, 1 });

    DataSourceComponent relationOrders = new DataSourceComponent("ORDERS", dataPath + "orders"
        + extension, _queryPlan).setHashIndexes(hashOrders).addOperator(selectionOrders)
        .addOperator(projectionOrders);

    //-------------------------------------------------------------------------------------
    List<Integer> hashCO = Arrays.asList(0, 1);

    ProjectOperator projectionCO = new ProjectOperator(new int[] { 1, 2 });

    ColumnReference colC = new ColumnReference(_ic, 0);
    ColumnReference colO = new ColumnReference(_ic, 1);
    ComparisonPredicate C_O_comp = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP, colC,
        colO);

    Component C_Ojoin = ThetaJoinComponentFactory
        .createThetaJoinOperator(Theta_JoinType, relationCustomer, relationOrders,
            _queryPlan).setHashIndexes(hashCO).addOperator(projectionCO)
        .setJoinPredicate(C_O_comp);

    //-------------------------------------------------------------------------------------
    List<Integer> hashRNSLCO = Arrays.asList(0);

    ProjectOperator projectionRNSLCO = new ProjectOperator(new int[] { 1, 3, 4 });

    ColumnReference colR_N_S_L1 = new ColumnReference(_ic, 0);
    ColumnReference colR_N_S_L2 = new ColumnReference(_ic, 2);
    ColumnReference colC_O1 = new ColumnReference(_ic, 0);
    ColumnReference colC_O2 = new ColumnReference(_ic, 1);

    //StringConcatenate colR_N_S_L= new StringConcatenate(colR_N_S_L1, colR_N_S_L2);
    //StringConcatenate colC_O= new StringConcatenate(colC_O1, colC_O2);
    //ComparisonPredicate R_N_S_L_C_O_comp = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP, colR_N_S_L, colC_O);

    ComparisonPredicate pred1 = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP,
        colR_N_S_L1, colC_O1);
    ComparisonPredicate pred2 = new ComparisonPredicate(ComparisonPredicate.EQUAL_OP,
        colR_N_S_L2, colC_O2);
    AndPredicate R_N_S_L_C_O_comp = new AndPredicate(pred1, pred2);

    Component R_N_S_L_C_Ojoin = ThetaJoinComponentFactory
        .createThetaJoinOperator(Theta_JoinType, R_N_S_Ljoin, C_Ojoin, _queryPlan)
        .setHashIndexes(hashRNSLCO).addOperator(projectionRNSLCO)
        .setJoinPredicate(R_N_S_L_C_O_comp);

    //-------------------------------------------------------------------------------------
    // set up aggregation function on a separate StormComponent(Bolt)

    ValueExpression<Double> substract = new Subtraction(
        new ValueSpecification(_doubleConv, 1.0), new ColumnReference(_doubleConv, 2));
    //extendedPrice*(1-discount)
    ValueExpression<Double> product = new Multiplication(new ColumnReference(_doubleConv, 1),
        substract);

    AggregateOperator aggOp = new AggregateSumOperator(product, conf).setGroupByColumns(Arrays
        .asList(0));
    OperatorComponent finalComponent = new OperatorComponent(R_N_S_L_C_Ojoin, "FINAL_RESULT",
        _queryPlan).addOperator(aggOp);

    //-------------------------------------------------------------------------------------
  }

  public QueryPlan getQueryPlan() {
    return _queryPlan;
  }
}
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