(4.1.0 - 4.2.3 only, PECL)
dbplus_getlock -- Get a write lock on a tuple
Description
int 
dbplus_getlock ( resource relation, string tname )
| 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_getlock() will request a write lock on
     the specified tuple. It will return zero on
     success or a non-zero error code, especially DBPLUS_ERR_WLOCKED,
     on failure.
    
     See also dbplus_freelock(),
     dbplus_freerlocks(), and
     dbplus_freealllocks().