dbplus_getunique

(4.1.0 - 4.2.3 only)

dbplus_getunique -- Get an id number unique to a relation

Description

int dbplus_getunique ( resource relation, int uniqueid)

Warning

This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.

dbplus_getunique() will obtain a number guaranteed to be unique for the given relation and will pass it back in the variable given as uniqueid.

The function will return zero (aka. DBPLUS_ERR_NOERR) on success or a db++ error code on failure. See dbplus_errcode() or the introduction to this chapter for more information on db++ error codes.