Re: storing an explicit nonce - Mailing list pgsql-hackers

From Robert Haas
Subject Re: storing an explicit nonce
Date
Msg-id CA+TgmobahC=yMRv+Z4wha+39w1k8BhpV_djxupCo5AAFNQp+Ag@mail.gmail.com
Whole thread Raw
In response to Re: storing an explicit nonce  (Stephen Frost <sfrost@snowman.net>)
Responses Re: storing an explicit nonce
List pgsql-hackers
On Mon, Oct 4, 2021 at 10:00 PM Stephen Frost <sfrost@snowman.net> wrote:
> I do want to point out, as I think I did when we discussed this but want
> to be sure it's also captured here- I don't think that temporary file
> access should be forced to be block-oriented when it's naturally (in
> very many cases) sequential.  To that point, I'm thinking that we need a
> temp file access API through which various systems work that's
> sequential and therefore relatively similar to the existing glibc, et
> al, APIs, but by going through our own internal API (which more
> consistently works with the glibc APIs and provides better error
> reporting in the event of issues, etc) we can then extend it to work as
> an encrypted stream instead.

Regarding this, would it use block-oriented access on the backend?

I agree that we need a better API layer through which all filesystem
access is routed. One of the notable weaknesses of the Cybertec patch
is that it has too large a code footprint,

-- 
Robert Haas
EDB: http://www.enterprisedb.com



pgsql-hackers by date:

Previous
From: Peter Geoghegan
Date:
Subject: Re: BUG #17212: pg_amcheck fails on checking temporary relations
Next
From: John Naylor
Date:
Subject: Re: Polyphase merge is obsolete