am Fri, dem 25.07.2008, um 15:54:23 +1100 mailte Alex Cheshev folgendes:
> Hello.
> A table has two primary keys: CREATE TABLE example ( pk1 integer, pk2
> integer, PRIMARY KEY (pk1, pk2) ). To add a new record I use command:
> INSERT INTO example (pk1, pk2) VALUES (0, 0). Before adding the new
> record I have to find out the last value of pk2. How can I use something
> like this: INSERT INTO example (pk1, pk2) VALUES (0, nextval('pk2'))?
> If a table just has one primary key I can use sequence (CREATE
> SEQUENCE). What about two primary keys?
You can also use a sequence.
Regards, Andreas
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Andreas Kretschmer
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