Package org.modeshape.jcr.query.model

Examples of org.modeshape.jcr.query.model.EquiJoinCondition

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        PlanNode project = new PlanNode(Type.PROJECT, sort, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11", "c1"), column("t1", "c12")));
        PlanNode join = new PlanNode(Type.JOIN, project, selector("t2"), selector("t1"));
        join.setProperty(Property.JOIN_ALGORITHM, JoinAlgorithm.NESTED_LOOP);
        join.setProperty(Property.JOIN_TYPE, JoinType.INNER);
        join.setProperty(Property.JOIN_CONDITION, new EquiJoinCondition(selector("t1"), "c11", selector("t2"), "c21"));

        PlanNode leftAccess = new PlanNode(Type.ACCESS, join, selector("t1"));
        PlanNode leftProject = new PlanNode(Type.PROJECT, leftAccess, selector("t1"));
        leftProject.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11", "c1"), column("t1", "c12")));
        PlanNode leftSelect1 = new PlanNode(Type.SELECT, leftProject, selector("t1"));
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        PlanNode project = new PlanNode(Type.PROJECT, sort, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11", "c1")));
        PlanNode join = new PlanNode(Type.JOIN, project, selector("t2"), selector("t1"));
        join.setProperty(Property.JOIN_ALGORITHM, JoinAlgorithm.NESTED_LOOP);
        join.setProperty(Property.JOIN_TYPE, JoinType.INNER);
        join.setProperty(Property.JOIN_CONDITION, new EquiJoinCondition(selector("t1"), "c11", selector("t2"), "c21"));

        PlanNode leftAccess = new PlanNode(Type.ACCESS, join, selector("t1"));
        PlanNode leftProject = new PlanNode(Type.PROJECT, leftAccess, selector("t1"));
        leftProject.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11", "c1")));
        PlanNode leftSelect1 = new PlanNode(Type.SELECT, leftProject, selector("t1"));
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        PlanNode project = new PlanNode(Type.PROJECT, sort, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode join = new PlanNode(Type.JOIN, project, selector("t2"), selector("t1"));
        join.setProperty(Property.JOIN_ALGORITHM, JoinAlgorithm.NESTED_LOOP);
        join.setProperty(Property.JOIN_TYPE, JoinType.INNER);
        join.setProperty(Property.JOIN_CONDITION, new EquiJoinCondition(selector("t1"), "c11", selector("t2"), "c21"));

        PlanNode leftAccess = new PlanNode(Type.ACCESS, join, selector("t1"));
        PlanNode leftProject = new PlanNode(Type.PROJECT, leftAccess, selector("t1"));
        leftProject.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode leftSelect1 = new PlanNode(Type.SELECT, leftProject, selector("t1"));
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        PlanNode project = new PlanNode(Type.PROJECT, sort, selector("t1"));
        project.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode join = new PlanNode(Type.JOIN, project, selector("t2"), selector("t1"));
        join.setProperty(Property.JOIN_ALGORITHM, JoinAlgorithm.NESTED_LOOP);
        join.setProperty(Property.JOIN_TYPE, JoinType.INNER);
        join.setProperty(Property.JOIN_CONDITION, new EquiJoinCondition(selector("t1"), "c11", selector("t2"), "c21"));

        PlanNode leftAccess = new PlanNode(Type.ACCESS, join, selector("t1"));
        PlanNode leftProject = new PlanNode(Type.PROJECT, leftAccess, selector("t1"));
        leftProject.setProperty(Property.PROJECT_COLUMNS, columns(column("t1", "c11"), column("t1", "c12")));
        PlanNode leftSelect1 = new PlanNode(Type.SELECT, leftProject, selector("t1"));
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            String[] parts = columnEqualExpression.split("=");
            if (parts.length != 2) {
                throw new IllegalArgumentException("Expected equality expression for columns, but found \""
                                                   + columnEqualExpression + "\"");
            }
            return createJoin(new EquiJoinCondition(column(parts[0]), column(parts[1])));
        }
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    protected EquiJoinCondition equiJoinCondition( SelectorName selector1,
                                                   String property1,
                                                   SelectorName selector2,
                                                   String property2 ) {
        return new EquiJoinCondition(selector1, property1, selector2, property2);
    }
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            } else {
                leftSortBy.add(parentName);
                rightSortBy.add(childName);
            }
        } else if (condition instanceof EquiJoinCondition) {
            EquiJoinCondition joinCondition = (EquiJoinCondition)condition;
            SelectorName selector1 = joinCondition.selector1Name();
            SelectorName selector2 = joinCondition.selector2Name();
            String property1 = joinCondition.getProperty1Name();
            String property2 = joinCondition.getProperty2Name();

            // Create the Ordering for the first selector/property pair ...
            DynamicOperand operand1 = new PropertyValue(selector1, property1);
            Ordering ordering1 = new Ordering(operand1, Order.ASCENDING, NullOrder.NULLS_LAST);
            // Create the Ordering for the second selector/property pair ...
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        for (PlanNode join : plan.findAllAtOrBelow(Type.JOIN)) {
            // Get the join condition ...
            JoinCondition joinCondition = join.getProperty(Property.JOIN_CONDITION, JoinCondition.class);
            if (joinCondition instanceof EquiJoinCondition) {
                EquiJoinCondition equiJoinCondition = (EquiJoinCondition)joinCondition;
                SelectorName selector1 = equiJoinCondition.selector1Name();
                SelectorName selector2 = equiJoinCondition.selector2Name();
                String property1 = equiJoinCondition.getProperty1Name();
                String property2 = equiJoinCondition.getProperty2Name();

                // Walk up the tree looking for SELECT nodes that apply to one of the sides ...
                PlanNode node = join.getParent();
                while (node != null) {
                    if (!copiedSelectNodes.contains(node)) {
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        // For each of the JOIN nodes ...
        for (PlanNode joinNode : plan.findAllAtOrBelow(Type.JOIN)) {
            JoinCondition condition = joinNode.getProperty(Property.JOIN_CONDITION, JoinCondition.class);
            if (condition instanceof EquiJoinCondition) {
                EquiJoinCondition equiJoinCondition = (EquiJoinCondition)condition;
                SelectorName selector1 = equiJoinCondition.selector1Name();
                Column joinColumn1 = columnFor(equiJoinCondition.selector1Name(),
                                               equiJoinCondition.getProperty1Name(),
                                               includeSourceName);
                Column joinColumn2 = columnFor(equiJoinCondition.selector2Name(),
                                               equiJoinCondition.getProperty2Name(),
                                               includeSourceName);

                // Figure out which side of the join condition goes with which side of the plan nodes ...
                PlanNode left = joinNode.getFirstChild();
                PlanNode right = joinNode.getLastChild();
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        for (PlanNode join : plan.findAllAtOrBelow(Type.JOIN)) {
            // Get the join condition ...
            JoinCondition joinCondition = join.getProperty(Property.JOIN_CONDITION, JoinCondition.class);
            if (joinCondition instanceof EquiJoinCondition) {
                EquiJoinCondition equiJoinCondition = (EquiJoinCondition)joinCondition;
                SelectorName selector1 = equiJoinCondition.selector1Name();
                SelectorName selector2 = equiJoinCondition.selector2Name();
                String property1 = equiJoinCondition.getProperty1Name();
                String property2 = equiJoinCondition.getProperty2Name();

                // Walk up the tree looking for SELECT nodes that apply to one of the sides ...
                PlanNode node = join.getParent();
                while (node != null) {
                    if (!copiedSelectNodes.contains(node)) {
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Related Classes of org.modeshape.jcr.query.model.EquiJoinCondition

  • org.modeshape.jcr.query.engine.ScanningQueryEngine
  • org.modeshape.jcr.query.optimize.AddJoinConditionColumnsToSources
  • org.modeshape.jcr.query.optimize.AddJoinConditionColumnsToSourcesTest
  • org.modeshape.jcr.query.optimize.ChooseJoinAlgorithm
  • org.modeshape.jcr.query.optimize.CopyCriteria
  • org.modeshape.jcr.query.optimize.RaiseSelectCriteria
  • org.modeshape.jcr.query.optimize.RewriteIdentityJoins
  • org.modeshape.jcr.query.optimize.RewritePseudoColumns
  • org.modeshape.jcr.query.optimize.RuleBasedOptimizerTest
  • org.modeshape.jcr.query.parse.BasicSqlQueryParser
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