On Sun, Feb 24, 2008 at 5:44 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> "Jonah H. Harris" <jonah.harris@gmail.com> 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.
Yup,that's what it was. I think I remember the trigger-level and
top-level executor-related stuff. If I'm in that area of the code
soon, I'll see how much would be involved and if I think I have enough
time, submit a proposal for it.
--
Jonah H. Harris, Sr. Software Architect | phone: 732.331.1324
EnterpriseDB Corporation | fax: 732.331.1301
499 Thornall Street, 2nd Floor | jonah.harris@enterprisedb.com
Edison, NJ 08837 | http://www.enterprisedb.com/