Use composite type for column data type

Is it possible to use a user-defined composite type as
the data type of a column? for example,
create table tbl (
  a integer,
  b type1
);

type1 is a composite type defined separately using
CREATE TYPE clause.

Thanks!




__________________________________
Do you Yahoo!?
Friends.  Fun.  Try the all-new Yahoo! Messenger.
http://messenger.yahoo.com/