1 files changed, 12 insertions, 2 deletions
diff --git a/lib/output/pq/pqConn.h b/lib/output/pq/pqConn.h
index 613af6f..856683d 100644
--- a/lib/output/pq/pqConn.h
+++ b/lib/output/pq/pqConn.h
@@ -1,25 +1,35 @@
 #ifndef MYGRATE_OUTPUT_PQ_PQCONN_H
 #define MYGRATE_OUTPUT_PQ_PQCONN_H
 
+#include <cstddef>
 #include <dbConn.h>
 #include <dbTypes.h>
+#include <functional>
 #include <initializer_list>
 #include <libpq-fe.h>
+#include <map>
+#include <memory>
+#include <string>
 
 namespace MyGrate::Output::Pq {
 	class PqConn : public DbConn {
 	public:
 		explicit PqConn(const char * const str);
-		virtual ~PqConn();
+		virtual ~PqConn() = default;
 
 		void query(const char * const) override;
 		void query(const char * const, const std::initializer_list<DbValue> &) override;
 
+		DbPrepStmtPtr prepare(const char * const, std::size_t nParams) override;
+
 	private:
 		static void notice_processor(void *, const char *);
 		virtual void notice_processor(const char *) const;
 
-		PGconn * const conn;
+		std::unique_ptr<PGconn, decltype(&PQfinish)> const conn;
+
+		friend class PqPrepStmt;
+		std::map<std::string, std::string, std::less<>> stmts;
 	};
 }