> Gavin Sherry <swm@linuxworld.com.au> writes:

> > I ran across this yesterday on HEAD:
>
> > template1=# grant select on foo, foo to swm;
> > ERROR:  tuple already updated by self
>
> Seems to fail similarly in every version back to 7.2; probably further,
> but that's all I have running at the moment.
>
> > We could do away with the error by producing a unique list of object names
> > -- but that would impose an extra cost on the common case.
>
> CommandCounterIncrement in the GRANT loop would be easier, likely.
> I'm having a hard time getting excited about it though...

Yeah, its not that exciting but that error message would throw your
average user.

I've attached a patch which calls CommandCounterIncrement() in each of the
grant loops.

Gavin Sherry