On Tue, Dec 18, 2001 at 10:32:21AM +0100, Tina Messmann wrote:
> Hello List,
> is there in PostgreSQL something like an enumeration type or have i to
> use the CREATE TYPE command to build my own enumeration type ?
You needn't enumeration type, you can use more standard CHECK
option in table definition. For example:
CREATE TABLE tab (
y char(1) CHECK(y='A' OR y='B' OR y='C')
);
Karel
--
Karel Zak <zakkr@zf.jcu.cz>
http://home.zf.jcu.cz/~zakkr/
C, PostgreSQL, PHP, WWW, http://docs.linux.cz, http://mape.jcu.cz
