Updating rows kinda works.

Blocking calls are still used.

pgsql/Pgsql_Connection.cpp

@@ -153,6 +153,18 @@ Result Connection::query(const char * command)
 	return Result(result);
 }
 
+Result Connection::queryParam(const char * command, const Params &params)
+{
+	PGresult *result = PQexecParams(conn, command, params.size(), params.types(),
+						params.values(), params.lengths(), params.formats(), 0);
+	return Result(result);
+}
+
+Result Connection::queryParam(const QString &command, const Params &params)
+{
+	return queryParam(command.toUtf8().data(), params);
+}
+
 
 bool Connection::sendQuery(const char *query)
 {