On 02/02/2012 06:09, Dennis 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?
Use the upper() function.
http://www.postgresql.org/docs/9.1/static/functions-string.html
Ray.
--
Raymond O'Donnell :: Galway :: Ireland
rod(at)iol(dot)ie