Re: pg_xlog -> pg_xjournal? - Mailing list pgsql-hackers

From Amit Langote
Subject Re: pg_xlog -> pg_xjournal?
Date
Msg-id CA+HiwqEd0_D4j38CB4JvZkrn6xjDK_oZwq3SHD7XtHSe9+oRxg@mail.gmail.com
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In response to Re: pg_xlog -> pg_xjournal?  (Abhijit Menon-Sen <ams@2ndQuadrant.com>)
List pgsql-hackers
On Tue, Jun 2, 2015 at 11:03 PM, Abhijit Menon-Sen <ams@2ndquadrant.com> wrote:
> At 2015-06-01 23:35:23 -0500, htfoot@gmail.com wrote:
>>
>> No, it won't prevent the incredibly stupid from doing incredibly
>> stupid things, nothing will.
>
> I hate to speechify, but I think we should try hard to avoid framing
> such questions in terms of "incredibly stupid" people and the things
> they might do.
>
> We have anecdotal and circumstantial evidence that the names pg_xlog and
> pg_clog have given some people the impression that they can delete files
> therein. Sometimes do this when their server is in imminent danger of
> running out of space, sometimes not. But our documentation makes it
> clear that these files are important.
>
> I think naming these directories to convey the right impression is a
> straightforward interface design problem, and we also know that big
> flashing red warnings are less effective than one might hope for. I
> do not think a bigger, stripier warning is worth doing in isolation.
> I do think it's worth choosing better names.
>

+1.

Regards,
Amit



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