-private:
- bool isValidNetwork(UserId user, const NetworkId &networkId);
- bool isValidBuffer(const UserId &user, const BufferId &bufferId);
+ bool prepareQuery(const QString &handle, const QString &query, const QSqlDatabase &db);
+ QSqlQuery executePreparedQuery(const QString &handle, const QVariantList ¶ms, const QSqlDatabase &db);
+ QSqlQuery executePreparedQuery(const QString &handle, const QVariant ¶m, const QSqlDatabase &db);
+ void deallocateQuery(const QString &handle, const QSqlDatabase &db);