> Well, there *must* be one client that stores wrong data...
You are right, I'll ask someone in site to look at *each* client hunting
for the root of the problem. It must be a Windows Regional Settings or
something similar.
>
> As a first step, can you find out the code point of the character that
> is represented as "?" in your E-Mail?
>
> Something like
> SELECT ascii(substr('NU?EZ', 3, 1));
> except that instead of the string literal you substitute the column
> containing the bad value.
>
> Yours,
> Laurenz Albe
>
I did what you suggested, and it responds with a 63 when the string is
"NU?NEZ" and 209 when it's "NUÑEZ".
Thanks,
Leonardo.