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

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

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    @Override
    public void prepare(ExecutionPlan p) {
        if (!(p instanceof JoinExecutionPlan)) {
            throw new IllegalArgumentException("Not a join plan");
        }
        JoinExecutionPlan joinPlan = (JoinExecutionPlan) p;
        if (joinPlan.getJoin() != this) {
            throw new IllegalArgumentException("Not a plan for this join");
        }
        this.plan = joinPlan;
        applyJoinConditions();
        left.prepare(joinPlan.getLeftPlan());
        right.prepare(joinPlan.getRightPlan());
    }
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        // 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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Related Classes of org.apache.jackrabbit.oak.query.plan.JoinExecutionPlan

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