Re: How to generate a WAL record spanning multiple WAL files?

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От Alvaro Herrera
Тема Re: How to generate a WAL record spanning multiple WAL files?
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Msg-id 202204051318.ptwo5ix3llgv@alvherre.pgsql
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Ответ на How to generate a WAL record spanning multiple WAL files?  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
Ответы Re: How to generate a WAL record spanning multiple WAL files?  (Andy Fan <zhihui.fan1213@gmail.com>)
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On 2022-Apr-05, Bharath Rupireddy wrote:

> Hi,
> 
> I wanted to have a WAL record spanning multiple WAL files of size, say
> 16MB. I'm wondering if the Full Page Images (FPIs) of a TOAST table
> would help here. Please let me know if there's any way to generate
> such large WAL records.

It's easier to use pg_logical_emit_message().

-- 
Álvaro Herrera               48°01'N 7°57'E  —  https://www.EnterpriseDB.com/
Tom: There seems to be something broken here.
Teodor: I'm in sackcloth and ashes...  Fixed.
        http://archives.postgresql.org/message-id/482D1632.8010507@sigaev.ru

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