Re: making relfilenodes 56 bits - Mailing list pgsql-hackers

From Dilip Kumar
Subject Re: making relfilenodes 56 bits
Date
Msg-id CAFiTN-s9UKvH6amST7WRO3XAA3=GJUvo892FViOuBf=6ejGHjw@mail.gmail.com
Whole thread Raw
In response to making relfilenodes 56 bits  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: making relfilenodes 56 bits
List pgsql-hackers
On Fri, Jun 24, 2022 at 1:36 AM Robert Haas <robertmhaas@gmail.com> wrote:
>
> [ changing subject line so nobody misses what's under discussion ]
>
> For a quick summary of the overall idea being discussed here and some
> discussion of the problems it solves, see
> http://postgr.es/m/CA+TgmobM5FN5x0u3tSpoNvk_TZPFCdbcHxsXCoY1ytn1dXROvg@mail.gmail.com
>
> For discussion of the proposed renaming of non-user-visible references
> to relfilenode to either RelFileLocator or RelFileNumber as
> preparatory refactoring work for that change, see
> http://postgr.es/m/CA+TgmoamOtXbVAQf9hWFzonUo6bhhjS6toZQd7HZ-pmojtAmag@mail.gmail.com
>
> On Thu, Jun 23, 2022 at 3:55 AM Dilip Kumar <dilipbalaut@gmail.com> wrote:
> > I have worked on this renaming stuff first and once we agree with that
> > then I will rebase the other patches on top of this and will also work
> > on the other review comments for those patches.
> > So basically in this patch
> > - The "RelFileNode" structure to "RelFileLocator" and also renamed
> > other internal member as below
> > typedef struct RelFileLocator
> > {
> >       Oid spcOid; /* tablespace */
> >       Oid dbOid; /* database */
> >       Oid relNumber; /* relation */
> > } RelFileLocator;
>
> I like those structure member names fine, but I'd like to see this
> preliminary patch also introduce the RelFileNumber typedef as an alias
> for Oid. Then the main patch can change it to be uint64.

I have changed that. PFA, the updated patch.

-- 
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com

Attachment

pgsql-hackers by date:

Previous
From: Simon Riggs
Date:
Subject: Re: O(n) tasks cause lengthy startups and checkpoints
Next
From: Andrey Borodin
Date:
Subject: Re: array_cat anycompatible change is breaking xversion upgrade tests