| From: | Stephen Frost <sfrost(at)snowman(dot)net> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Tom Kincaid <tomjohnkincaid(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Masahiko Sawada <masahiko(dot)sawada(at)2ndquadrant(dot)com> |
| Subject: | Re: Key management with tests |
| Date: | 2021-03-18 17:21:52 |
| Message-ID: | 20210318172152.GJ20766@tamriel.snowman.net |
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| Lists: | pgsql-hackers |
Greetings,
* Alvaro Herrera (alvherre(at)alvh(dot)no-ip(dot)org) wrote:
> Patch 10 uses the term "WAL-skip relations". What does that mean? Is
> it "relations that are not WAL-logged"? I suppose we already have a
> term for this; I'm not sure it's a good idea to invent a different term
> that is only used in this new place.
This is discussed in src/backend/access/transam/README, specifically the
section that talks about Skipping WAL for New RelFileNode. Basically,
it's the 'wal_level=minimal' optimization which allows WAL to be
skipped.
Thanks!
Stephen
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