| From: | Vik Fearing <vik(at)postgresfriends(dot)org> |
|---|---|
| To: | Corey Huinker <corey(dot)huinker(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com> |
| Cc: | Paul A Jungwirth <pj(at)illuminatedcomputing(dot)com>, Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: SQL:2011 application time |
| Date: | 2022-01-06 14:44:58 |
| Message-ID: | 846b2f26-b4ff-e463-7aff-102f2683a111@postgresfriends.org |
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| Lists: | pgsql-hackers |
On 1/5/22 11:03 PM, Corey Huinker wrote:
>
> There was similar work being done for system periods, which are a bit
> simpler but require a side (history) table to be created.
This is false. SYSTEM_TIME periods do not need any kind of history.
This was one of the problems I had with Surafel's attempt because it was
confusing the period with SYSTEM VERSIONING. Versioning needs the
period but the inverse is not true.
--
Vik Fearing
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