Am Montag, 5. September 2005 17:10 schrieb A. Kretschmer:
> > colname ~ '^[A-Za-z]*$'
>
> This match also a empty string.
An empty string also fulfulls the condition "only with characters A-Za-z". Or
maybe not. :-)
--
Peter Eisentraut
http://developer.postgresql.org/~petere/