Re: Reviewing freeze map code

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От Joshua D. Drake
Тема Re: Reviewing freeze map code
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Msg-id 572D060B.5050503@commandprompt.com
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Ответ на Re: Reviewing freeze map code  (Stephen Frost <sfrost@snowman.net>)
Ответы Re: Reviewing freeze map code  (Masahiko Sawada <sawada.mshk@gmail.com>)
Список pgsql-hackers
On 05/06/2016 01:58 PM, Stephen Frost wrote:
> * Joshua D. Drake (jd@commandprompt.com) wrote:
>> Yeah I thought about that, it is the word "FORCE" that bothers me.
>> When you use FORCE there is an assumption that no matter what, it
>> plows through (think rm -f). So if we don't use FROZEN, that's cool
>> but FORCE doesn't work either.
>
> Isn't that exactly what this FORCE option being contemplated would do
> though?  Plow through the entire relation, regardless of what the VM
> says is all frozen or not?
>
> Seems like FORCE is a good word for that to me.

Except that we aren't FORCING a vacuum. That is the part I have 
contention with. To me, FORCE means:

No matter what else is happening, we are vacuuming this relation (think 
locks).

But I am also not going to dig in my heals. If that is truly what 
-hackers come up with, thank you at least considering what I said.

Sincerely,

JD

>
> Thanks!
>
> Stephen
>


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