RE: [GENERAL] TODO list elements

> -----Original Message-----
> From: owner-pgsql-general@postgreSQL.org
> [mailto:owner-pgsql-general@postgreSQL.org]On Behalf Of Vadim Mikheev
> Sent: Thursday, December 10, 1998 6:05 PM
> To: dustin sallings
> Cc: The Hermit Hacker; Kaare Rasmussen; pgsql-general@postgreSQL.org
> Subject: Re: [GENERAL] TODO list elements
>
>
> dustin sallings wrote:
> >
> > On Thu, 10 Dec 1998, The Hermit Hacker wrote:
> >
> > //      Vadim has already starting throwing in code for this...his plan
> > // is for v6.5 release (~3months) for this to be in place...
> >
> >         Interesting...will this help out vacuuming any?
>
> No. Vacuum will still exclusively lock relation. But
> I'll fix vacuum to unlock pg_class (when vacuuming all tables
> in database).
>


> And note - this will be not row level locking, but
> multi-version concurrency control.
>

What does it mean ?
LLL in 6.5 doesn't include row level locking ?

Thanks.

Hiroshi Inoue
Inoue@tpf.co.jp