Re: how to create a new composite type using already existing composite types

On Wed, 2010-02-10 at 03:46 +0000, Iain Barnett wrote:

> CREATE TYPE inventory_item2 AS (
>     name            text,
>     supplier_id     integer,
>     price           numeric,
> size    integer
> );
>
>
> but it would be handy if I could reuse inventory_item instead of
> having to retype the whole lot. I can't work out or find the right
> syntax, can anyone show me how? Any help would be much appreciated.

What about:

  CREATE TYPE inventory_item2 AS (
    ii inventory_item,
    size integer
  );

or:

  CREATE TABLE inventory_item2 (
    LIKE inventory_item,
    size integer
  );

and that will automatically create the type.

Regards,
    Jeff Davis