(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)
dbplus_ropen — Open relation file local
dbplus_ropen() will open the relation
file locally for quick access without any client/server overhead. Access is read only and only dbplus_curr() and dbplus_next() may be applied to the returned relation.
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.