(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)
Set a constraint on a relation
int dbplus_find ( resource $relation, array $constraints, mixed $tuple )
Places a constraint on the given relation.
Further calls to functions like dbplus_curr() or dbplus_next() will only return tuples matching the given constraints.
Parameters:
relation
A relation opened by dbplus_open().