Re: [HACKERS] Logical Replication WIP

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От Petr Jelinek
Тема Re: [HACKERS] Logical Replication WIP
Дата
Msg-id 31672c7b-6c02-b910-1e38-95d48a973be9@2ndquadrant.com
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Ответ на Re: [HACKERS] Logical Replication WIP  (Jaime Casanova <jaime.casanova@2ndquadrant.com>)
Ответы Re: [HACKERS] Logical Replication WIP  (Jaime Casanova <jaime.casanova@2ndquadrant.com>)
Re: [HACKERS] Logical Replication WIP  (Robert Haas <robertmhaas@gmail.com>)
Re: [HACKERS] Logical Replication WIP  (Fujii Masao <masao.fujii@gmail.com>)
Список pgsql-hackers
On 20/01/17 17:33, Jaime Casanova wrote:
> On 20 January 2017 at 11:25, Petr Jelinek <petr.jelinek@2ndquadrant.com> wrote:
>> On 20/01/17 17:05, Fujii Masao wrote:
>>> On Fri, Jan 20, 2017 at 11:08 PM, Peter Eisentraut
>>> <peter.eisentraut@2ndquadrant.com> wrote:
>>>> On 1/19/17 5:01 PM, Petr Jelinek wrote:
>>>>> There were some conflicting changes committed today so I rebased the
>>>>> patch on top of them.
>>>>>
>>>>> Other than that nothing much has changed, I removed the separate sync
>>>>> commit patch, included the rename patch in the patchset and fixed the
>>>>> bug around pg_subscription catalog reported by Erik Rijkers.
>>>>
>>>> Committed.
>>>
>>> Sorry I've not followed the discussion about logical replication at all, but
>>> why does logical replication launcher need to start up by default?
>>>
>>
>> Because running subscriptions is allowed by default. You'd need to set
>> max_logical_replication_workers to 0 to disable that.
>>
> 
> surely wal_level < logical shouldn't start a logical replication
> launcher, and after an initdb wal_level is only replica
> 

Launcher is needed for subscriptions, subscriptions don't depend on
wal_level.

--  Petr Jelinek                  http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training &
Services



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