am 03.12.2004, um 16:33:40 -0500 mailte Keith Worthington folgendes:
> Hi All,
>
> I am trying to join three tables and sum the quantities.
>
> The first table contains all of the possible items. The second table contains
> orders and the third table contains the items on each order.
>
> For a
[if replying, please do so to the list / newsgroup only, not to me]
On 2004-12-03, "Keith Worthington" <[EMAIL PROTECTED]> wrote:
> Hi All,
>
> I am trying to join three tables and sum the quantities.
>
> The first table contains all of the possible items. The second table
> contains orders and t
am Sat, dem 04.12.2004, um 12:38:11 - mailte Andrew - Supernews folgendes:
Thank you for the very good explanation.
> Notice I haven't used either IN or UNION. Using IN in place of a join is
> unwise (even though recent versions can sometimes plan it as though it were
> a join); using UNION
CREATE TYPE qwerty_UDT AS (abc INT);
CREATE TABLE t (col1 qwerty_UDT);
INSERT INTO t (col1) VALUES (qwerty_UDT(123));
ERROR: function qwerty_udt(integer) does not exist
HINT: No function matches the given name and argument types. You may need to
add explicit type casts.
It seems as though you wa
