On Tue, Apr 13, 2010 at 8:24 PM, Bruce Momjian <bruce@momjian.us> wrote:
>> I think it would be really useful, though, for users and maybe even
>> for system internals. Working out the semantics is a challenge, but
>> not an insurmountable one, I think.
>
> Yea, it is going to feel like a ship with a leaky hull, so we are going
> to have to re-think a bunch of stuff, like how do we handle visibility,
> cleanout of old rows from UPDATE, etc.
Yeah, agreed.
...Robert