jack_dull wrote:
> I use Bit String Types to encode data in a special application. But
> I don't know how to realize 'bit string + 1' ? for example:
> select B'001'+ B'001';
> is rejected by PostgreSQL.
What answer would you like to get? It is not clear what semantics you
seek. The answer could be B'001' or B'001001' or B'010' that I can
think of without struggling. If your preferred anwer is B'010', why
are you using bit strings and not numbers?
--
Jonathan Leffler #include <disclaimer.h>
Email: jleffler_at_earthlink.net, jleffler_at_us.ibm.com
Guardian of DBD::Informix v2003.04 -- http://dbi.perl.org/
Received on Thu Jan 01 2004 - 19:02:41 CST
