Re: Upgrade from 12.22 to 16

Hope this below mentionsed on the restrictions to be useful on the database schema and DDL commands are not replicated

https://www.postgresql.org/docs/current/logical-replication-restrictions.html
[https://www.postgresql.org/media/img/about/press/elephant.png]<https://www.postgresql.org/docs/current/logical-replication-restrictions.html>
PostgreSQL: Documentation: 17: 29.7. Restrictions<https://www.postgresql.org/docs/current/logical-replication-restrictions.html>
29.7.&nbsp;Restrictions # Logical replication currently has the following restrictions or missing functionality. These might be addressed in future releases. The …
www.postgresql.org
Another useful link on enabling replication

https://dev.to/raselmahmuddev/how-to-set-up-postgresql-logical-replication-use-cases-and-step-by-step-guide-536b
[https://media2.dev.to/dynamic/image/width=1000,height=500,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F6xwqgp7n6za30dhas79o.png]<https://dev.to/raselmahmuddev/how-to-set-up-postgresql-logical-replication-use-cases-and-step-by-step-guide-536b>
How to Set Up PostgreSQL Logical Replication: Use Cases and Step-by-Step Guide.<https://dev.to/raselmahmuddev/how-to-set-up-postgresql-logical-replication-use-cases-and-step-by-step-guide-536b>
Real-World Use Case 2: E-commerce Platforms Use Case: An e-commerce platform uses logical replication to keep the data in sync between the main database (handling customer transactions) and a separate reporting database (used for analytics).This ensures that the system can generate real-time reports and insights without affecting the performance of the website or app.
dev.to

________________________________
From: Wasim Devale <wasimd60(at)gmail(dot)com>
Sent: Saturday, June 14, 2025 8:23 PM
To: Ron Johnson <ronljohnsonjr(at)gmail(dot)com>
Cc: pgsql-admin <pgsql-admin(at)postgresql(dot)org>; Pgsql-admin <pgsql-admin(at)lists(dot)postgresql(dot)org>
Subject: Re: Upgrade from 12.22 to 16

You don't often get email from wasimd60(at)gmail(dot)com(dot) Learn why this is important<https://aka.ms/LearnAboutSenderIdentification>
Caution: This email was sent from an external source. Please verify the sender’s identity before clicking links or opening attachments.

Thanks everyone.

Is there the restriction in logical replication because the database we have has all of it shown in the screenshot.

On Wed, 11 Jun, 2025, 8:59 pm Ron Johnson, <ronljohnsonjr(at)gmail(dot)com<mailto:ronljohnsonjr(at)gmail(dot)com>> wrote:
On Wed, Jun 11, 2025 at 2:57 AM Domen Šetar <domen(dot)setar(at)izum(dot)si<mailto:domen(dot)setar(at)izum(dot)si>> wrote:

You can use logical replication if new version of your postgres is on other host.

Are you sure? There _shouldn't_ be any problem with replicating to a new instance on the same machine.

--
Death to <Redacted>, and butter sauce.
Don't boil me, I'm still alive.
<Redacted> lobster!