57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
#ifndef QUERY_CONNECTION_IMPL_HPP
|
|
#define QUERY_CONNECTION_IMPL_HPP
|
|
|
|
#include <memory>
|
|
|
|
#include "matador/object/attribute_definition.hpp"
|
|
#include "matador/sql/connection_info.hpp"
|
|
#include "matador/sql/query_context.hpp"
|
|
#include "matador/utils/error.hpp"
|
|
#include "matador/utils/result.hpp"
|
|
#include "matador/utils/version.hpp"
|
|
|
|
namespace matador::utils {
|
|
using blob = std::vector<unsigned char>;
|
|
}
|
|
|
|
namespace matador::sql {
|
|
|
|
class query_result_impl;
|
|
class statement_impl;
|
|
|
|
class connection_impl
|
|
{
|
|
public:
|
|
virtual ~connection_impl() = default;
|
|
|
|
virtual utils::result<void, utils::error> open() = 0;
|
|
virtual utils::result<void, utils::error> close() = 0;
|
|
[[nodiscard]] virtual utils::result<bool, utils::error> is_open() const = 0;
|
|
[[nodiscard]] virtual utils::result<bool, utils::error> is_valid() const = 0;
|
|
|
|
[[nodiscard]] virtual utils::result<utils::version, utils::error> client_version() const = 0;
|
|
[[nodiscard]] virtual utils::result<utils::version, utils::error> server_version() const = 0;
|
|
|
|
virtual utils::result<size_t, utils::error> execute(const std::string &stmt) = 0;
|
|
virtual utils::result<std::unique_ptr<query_result_impl>, utils::error> fetch(const query_context &context) = 0;
|
|
virtual utils::result<std::unique_ptr<statement_impl>, utils::error> prepare(const query_context &context) = 0;
|
|
|
|
virtual utils::result<std::vector<object::attribute_definition>, utils::error> describe(const std::string &table) = 0;
|
|
virtual utils::result<bool, utils::error> exists(const std::string &schema_name, const std::string &table_name) = 0;
|
|
|
|
[[nodiscard]] const class dialect &dialect() const;
|
|
|
|
[[nodiscard]] virtual std::string to_escaped_string(const utils::blob &value) const = 0;
|
|
[[nodiscard]] const connection_info &info() const;
|
|
|
|
protected:
|
|
explicit connection_impl(const connection_info &info);
|
|
|
|
private:
|
|
connection_info info_;
|
|
std::reference_wrapper<const class dialect> dialect_;
|
|
};
|
|
|
|
}
|
|
#endif //QUERY_CONNECTION_IMPL_HPP
|