Alvaro Herrera <alvhe...@commandprompt.com> writes:
> Excerpts from Robert Haas's message of jue may 19 10:18:20 -0400 2011:
>> Second, it relies on the fact that a new connection briefly grabs a
>> lock on the database that is then released.

> Yes.  This is well known and it's not going away.

>> If we happened (for whatever reason) to want to change that to a
>> session lock, or get rid of it entirely, then this would break.

> That would break other things too, so I don't see it as a problem.

I can't see getting rid of that lock, since we'd simply have to invent
some other interlock for new connections vs. DROP DATABASE.  However,
I do think that we might sometime need to convert it to a session lock
that's held for the life of the backend.  If this feature can't cope
with that, that'd be a potential problem.

                        regards, tom lane

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