Hi,

> >I thought about this solution before to send my question, but in fact
> >I'm afraid to create a security hole, because people can insert their
> >value for the key wich can provoque errors with the generator ??
>
> Why is this allowed? If a column can be updated by users, it should not

be

> a key.

Not a 'generated' key by using a generator. Sometimes keys can be updated,
although personally I (most of the time) dislike it.

Martijn Tonies
InterBase Workbench - the developer tool for InterBase and Firebird
http://www.interbaseworkbench.com

Upscene Productions
http://www.upscene.com

"This is an object-oriented system.
If we change anything, the users object."