#pragma once #include <biboumi.h> #include <string> #include <stdexcept> #include <memory> #include <database/statement.hpp> #include <database/engine.hpp> #include <tuple> #include <set> #ifdef PQ_FOUND #include <libpq-fe.h> class PostgresqlEngine: public DatabaseEngine { public: PostgresqlEngine(PGconn*const conn); ~PostgresqlEngine(); static std::unique_ptr<DatabaseEngine> open(const std::string& string); std::set<std::string> get_all_columns_from_table(const std::string& table_name) override final; std::tuple<bool, std::string> raw_exec(const std::string& query) override final; std::unique_ptr<Statement> prepare(const std::string& query) override; void extract_last_insert_rowid(Statement& statement) override; std::string get_returning_id_sql_string(const std::string& col_name) override; std::string id_column_type() override; private: PGconn* const conn; }; #else class PostgresqlEngine { public: static std::unique_ptr<DatabaseEngine> open(const std::string& string) { throw std::runtime_error("Cannot open postgresql database "s + string + ": biboumi is not compiled with libpq."); } }; #endif