Hello 2013/5/28 Szymon Guz <mabew...@gmail.com>: > Hi, > while hacking on some Postgres code I've found a problem. > > I need to convert numeric to string. I've got datum with numeric inside, so > I'm getting it like: > > Numeric *numeric = DatumGetNumeric(d); > > but later I need to have string (most probably: const char *). I've found a > couple of different ways for doing that, but I'm not aware of side effects. > > Which function/macro should I use? >
There is a numeric_out function, you can use it or look on their source code result = DatumGetCString(DirectFunctionCall1(numeric_out, d)); Regards Pavel > thanks, > Szymon -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
