| From: | Dilip Kumar <dilipbalaut(at)gmail(dot)com> |
|---|---|
| To: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
| Cc: | Amul Sul <sulamul(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Make relfile tombstone files conditional on WAL level |
| Date: | 2022-05-16 10:57:28 |
| Message-ID: | CAFiTN-spe6WtSm1Ovn8wEc8JX9e3YFtqeHwA4DPMQQksH6PvZw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, May 16, 2022 at 3:24 PM Thomas Munro <thomas(dot)munro(at)gmail(dot)com> wrote:
>
> I think you can get rid of SYNC_UNLINK_REQUEST, sync_unlinkfiletag,
> mdunlinkfiletag as these are all now unused.
Correct.
> Are there any special hazards here if the plan in [1] goes ahead?
IMHO we should not have any problem. In fact, we need this for [1]
right? Otherwise, there is a risk of reusing the same relfilenode
within the same checkpoint cycle as discussed in [2].
--
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com
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