* - DBO_DEBUG: output some debug info (same as debug())
* - DBO_NOBUFFER: don't buffer results (inverse of bufferResults())
* - DBO_TRX: automatically start transactions
- * - DBO_DEFAULT: automatically sets DBO_TRX if not in command line mode
- * and removes it in command line mode
* - DBO_PERSISTENT: use persistant database connection
* @return bool
*/