| From: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
|---|---|
| To: | Craig Ringer <craig(dot)ringer(at)enterprisedb(dot)com> |
| Cc: | "tsunakawa(dot)takay(at)fujitsu(dot)com" <tsunakawa(dot)takay(at)fujitsu(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Detecting File Damage & Inconsistencies |
| Date: | 2020-11-18 10:23:41 |
| Message-ID: | CANP8+jLmBGxwnSnc-5gVoMqaJyF8XMc5b_gLGApy8SEwrWFONg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, 18 Nov 2020 at 06:42, Craig Ringer
<craig(dot)ringer(at)enterprisedb(dot)com> wrote:
>
> On Fri, Nov 13, 2020 at 7:24 PM Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>>
>>
>> What I'm proposing is an option to add 16 bytes onto each COMMIT
>> record
>
>
> Would it make sense to write this at the time we write a topxid assignment to WAL instead?
>
> Otherwise it won't be accessible to streaming-mode logical decoding.
Do you mean extend the xl_xact_assignment record? My understanding is
that is not sent in all cases, so not sure what you mean by "instead".
--
Simon Riggs http://www.EnterpriseDB.com/
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