"Jonah H. Harris" <[EMAIL PROTECTED]> writes:
> Not stupid, it doesn't work :)  This was a limitation of the original
> design based on (IIRC) executor-related issues.

There are definitional issues not only implementation ones; in
particular, in subquery-like cases it's entirely unclear how many times
the DML operation will or should get evaluated.

                        regards, tom lane

---------------------------(end of broadcast)---------------------------
TIP 4: Have you searched our list archives?

               http://archives.postgresql.org

Reply via email to