Quote Originally Posted by Edgard View Post

Another unsupported command:

OPEN xFile as DF_EXCLUSIVE, where Found is always true and does not generate error message 4177.
Dennis did not let this blank pass in the manual, but he often lacks substitute examples, which help in the unknown universe.

I use the above in certain situations like: ZEROFILE, which works in SQL, and in my old concept this can be a big headache, with other users working.
With SQL you do not need exclusive access to use Zerofile, you can just use it no matter how many people are in the system.