package plan_runner.query_plans.debug;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.Map;
import org.apache.log4j.Logger;
import plan_runner.components.DataSourceComponent;
import plan_runner.components.EquiJoinComponent;
import plan_runner.conversion.DateConversion;
import plan_runner.conversion.DoubleConversion;
import plan_runner.conversion.NumericConversion;
import plan_runner.conversion.StringConversion;
import plan_runner.conversion.TypeConversion;
import plan_runner.expressions.ColumnReference;
import plan_runner.expressions.ValueSpecification;
import plan_runner.operators.ProjectOperator;
import plan_runner.operators.SelectOperator;
import plan_runner.predicates.ComparisonPredicate;
import plan_runner.query_plans.QueryPlan;
public class TPCH3L2Plan {
private static Logger LOG = Logger.getLogger(TPCH3L2Plan.class);
private static final String _customerMktSegment = "BUILDING";
private static final String _dateStr = "1995-03-15";
private static final TypeConversion<Date> _dateConv = new DateConversion();
private static final NumericConversion<Double> _doubleConv = new DoubleConversion();
private static final TypeConversion<String> _sc = new StringConversion();
private static final Date _date = _dateConv.fromString(_dateStr);
private final QueryPlan _queryPlan = new QueryPlan();
public TPCH3L2Plan(String dataPath, String extension, Map conf) {
// -------------------------------------------------------------------------------------
final List<Integer> hashCustomer = Arrays.asList(0);
final SelectOperator selectionCustomer = new SelectOperator(new ComparisonPredicate(
new ColumnReference(_sc, 6), new ValueSpecification(_sc, _customerMktSegment)));
final ProjectOperator projectionCustomer = new ProjectOperator(new int[] { 0 });
final DataSourceComponent relationCustomer = new DataSourceComponent("CUSTOMER", dataPath
+ "customer" + extension, _queryPlan).setHashIndexes(hashCustomer)
.addOperator(selectionCustomer).addOperator(projectionCustomer);
// -------------------------------------------------------------------------------------
final List<Integer> hashOrders = Arrays.asList(1);
final SelectOperator selectionOrders = new SelectOperator(new ComparisonPredicate(
ComparisonPredicate.LESS_OP, new ColumnReference(_dateConv, 4),
new ValueSpecification(_dateConv, _date)));
final ProjectOperator projectionOrders = new ProjectOperator(new int[] { 0, 1, 4, 7 });
final DataSourceComponent relationOrders = new DataSourceComponent("ORDERS", dataPath
+ "orders" + extension, _queryPlan).setHashIndexes(hashOrders)
.addOperator(selectionOrders).addOperator(projectionOrders);
new EquiJoinComponent(relationCustomer, relationOrders, _queryPlan)
.addOperator(new ProjectOperator(new int[] { 1, 2, 3 }))
.setHashIndexes(Arrays.asList(0)).setPrintOut(false);
// -------------------------------------------------------------------------------------
}
public QueryPlan getQueryPlan() {
return _queryPlan;
}
}