Re: POSIX Regular Expression question - Mailing list pgsql-sql

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/