| From: | "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com> |
|---|---|
| To: | Mitar <mmitar(at)gmail(dot)com> |
| Cc: | PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Persist MVCC forever - retain history |
| Date: | 2020-07-03 02:43:42 |
| Message-ID: | CADUqk8VHCkg=Kvhc8rqFBDR29SQvf9Gah8yqL2TSfKE4UW9sVw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Jul 2, 2020 at 2:56 PM Mitar <mmitar(at)gmail(dot)com> wrote:
> Hi!
>
> (Sorry if this was already discussed, it looks pretty obvious, but I
> could not find anything.)
There have been a couple timetravel extensions done, each with their own
limitations. I don’t believe a perfect implementation could be done without
reading the functionality to core (which would be new functionality given
all the changes.) I’d say start with the extensions and go from there.
--
Jonah H. Harris
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