Re: upgrade using logical replication

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От Mohamed Wael Khobalatte
Тема Re: upgrade using logical replication
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Msg-id CABZeWdwhQxPCfiWHyGKSZ-8zr_NpESkVXnEpYca27jkKK0-RFw@mail.gmail.com
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Ответ на Re: upgrade using logical replication  (Michael Lewis <mlewis@entrata.com>)
Ответы Re: upgrade using logical replication  (Ian Lawrence Barwick <barwick@gmail.com>)
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On Wed, Jan 20, 2021 at 2:37 PM Michael Lewis <mlewis@entrata.com> wrote:
Using pg_upgrade takes minutes for an in place upgrade. If you can allow 1+ hour of downtime, it seems overly complicated to use logical replication.

I suppose the Atul's issue is what to do with the replicas. Once he does pg_upgrade, then he will need to provision new ones, no? I suppose in this case logical would be better, with the new instance itself having replicas. I haven't done it, and it's gonna require some setup time, definitely much longer than pg_upgrade then make do with one server until your new physical replicas are set up. 

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