CartesianProduct.h

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#ifndef PLAN_CARTESIANPRODUCT_H
#define PLAN_CARTESIANPRODUCT_H
 
#include "plan/PlanNode.h"
#include "catalog/Schema.h"
 
namespace taco {
 
class CartesianProductState;
 
class CartesianProduct: public PlanNode {
public:
    static std::unique_ptr<CartesianProduct>
    Create(std::unique_ptr<PlanNode>&& left,
           std::unique_ptr<PlanNode>&& right);
 
    ~CartesianProduct() override;
 
    void node_properties_to_string(std::string& buf, int indent) const override;
 
    std::unique_ptr<PlanExecState> create_exec_state() const override;
 
    const Schema* get_output_schema() const override;
 
private:
    CartesianProduct(std::unique_ptr<PlanNode>&& left,
                     std::unique_ptr<PlanNode>&& right);
 
    // You can add your own states here.
 
    friend class CartesianProductState;
};
 
}    // namespace taco
 
#endif