(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)
dbplus_rzap — Remove all tuples from relation
dbplus_rzap() will remove all tuples from relation.
A relation opened by dbplus_open().
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.