> Curiously enough, Oracle has it so that || of null arguments treats the > arguments as empty string. > > It's beyond comprehension. > what is result of '' || '' ?
Pavel > But yeah, a varchar2 type with a full set of functions and operators could > work. If you choose not to bother with supporting the char type. > > -- > Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-hackers > -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers