do not allow to copy/move transactions objects

src/transaction.cpp

@@ -61,6 +61,18 @@ Transaction::Transaction(ModelConnector * model_connector, bool auto_begin_trans
 }
 
 
+Transaction::Transaction(const Transaction &)
+{
+	// at the moment do not allow to copy transactions (make me private)
+}
+
+Transaction::Transaction(Transaction &&)
+{
+	// at the moment do not allow to move transactions (make me private)
+}
+
+
+
 Transaction::~Transaction()
 {
 	if( is_transaction_started )

src/transaction.h

@@ -72,6 +72,13 @@ protected:
 	bool do_query(const char * query);
 	pt::Log * get_logger();
 
+
+private:
+
+	Transaction(const Transaction &);
+	Transaction(Transaction &&);
+
+
 };