... PHP 4 >= 4.1.0) dbplus_rcrtlike -- Creates an empty copy of a relation with default indices . resource dbplus_rcrtlike ( string name, resource relation, int flag) . ... The behaviour of this function, the name of this function, and anything else documented about this function may change in a future release of PHP without notice. Be warned and use this function at your own risk. dbplus_rcrtexact() will create an empty copy of the given relation under a new name , but with default indices. ...