Package org.apache.jackrabbit.oak.query.plan

Examples of org.apache.jackrabbit.oak.query.plan.ExecutionPlan

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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
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        applyJoinConditions();
        // the estimated cost is the cost of the left selector,
        // plus twice the cost of the right selector (we expect
        // two rows for the right selector for each node
        // on the left selector)
        ExecutionPlan leftPlan = left.prepare();
        ExecutionPlan rightPlan = right.prepare();
        double cost = leftPlan.getEstimatedCost() + 2 * rightPlan.getEstimatedCost();
        plan = new JoinExecutionPlan(this, leftPlan, rightPlan, cost);
        return plan;
    }
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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
View Full Code Here
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        SourceImpl result = null;
        Set<SourceImpl> available = new HashSet<SourceImpl>();
        while (sources.size() > 0) {
            int bestIndex = 0;
            double bestCost = Double.POSITIVE_INFINITY;
            ExecutionPlan bestPlan = null;
            SourceImpl best = null;
            for (int i = 0; i < sources.size(); i++) {
                SourceImpl test = buildJoin(result, sources.get(i), conditions);
                if (test == null) {
                    // no join condition
                    continue;
                }
                ExecutionPlan testPlan = test.prepare();
                double cost = testPlan.getEstimatedCost();
                if (best == null || cost < bestCost) {
                    bestPlan = testPlan;
                    bestCost = cost;
                    bestIndex = i;
                    best = test;
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Related Classes of org.apache.jackrabbit.oak.query.plan.ExecutionPlan

  • org.apache.jackrabbit.oak.query.ast.JoinImpl
  • org.apache.jackrabbit.oak.query.QueryImpl
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