Re: Does TOAST really compress the complete row?

From: Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com>
To: Adam Brusselback <adambrusselback(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Thomas Kellerer <shammat(at)gmx(dot)net>, Postgres General <pgsql-general(at)postgresql(dot)org>
Subject: Re: Does TOAST really compress the complete row?
Date: 2020-07-02 23:32:19
Message-ID: f1817d2a-0300-bf7e-2b55-1883a8a1fd26@aklaver.com
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On 7/2/20 4:29 PM, Adam Brusselback wrote:
> Another thing that was said I wasn't aware of and have not been able to
> find any evidence to support:

https://www.postgresql.org/docs/12/logical-replication-restrictions.html

"Large objects (see Chapter 34) are not replicated. There is no
workaround for that, other than storing data in normal tables."

Of course that does not apply to bytea:

https://www.postgresql.org/docs/12/datatype-binary.html

>
> > 10. Blobs don’t participate in Logical replication.

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com

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