On Wed, Feb 1, 2012 at 10:09 PM, Dennis <dennis(at)kabonkulator(dot)com> wrote:
> I am wondering what the best way is to force character data to a specific
> case, like upper case for example. Is a trigger or rule the only option?
> Would a check constraint be better or faster than using rules or triggers,
> knowing that a check constraint puts the onus back on the client code to
> ensure the data is in the correct case?****
>
For something like this I would think triggers would be more robust and I
wouldn't expect the performance overhead to be that great.
Best Wishes,
Chris Travers