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-rw-r--r--src/database/postgresql_engine.hpp48
1 files changed, 48 insertions, 0 deletions
diff --git a/src/database/postgresql_engine.hpp b/src/database/postgresql_engine.hpp
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+++ b/src/database/postgresql_engine.hpp
@@ -0,0 +1,48 @@
+#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