Re: Introduce MIN/MAX aggregate functions to pg_lsn

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От Robert Haas
Тема Re: Introduce MIN/MAX aggregate functions to pg_lsn
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Msg-id CA+TgmoY1oy392sDxCmiS=WewtDP88=4HhKMHboFw6KDRkTuA1w@mail.gmail.com
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Ответ на Re: Introduce MIN/MAX aggregate functions to pg_lsn  (Michael Paquier <michael@paquier.xyz>)
Ответы Re: Introduce MIN/MAX aggregate functions to pg_lsn  (Fabrízio de Royes Mello <fabriziomello@gmail.com>)
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On Thu, Jul 4, 2019 at 4:17 AM Michael Paquier <michael@paquier.xyz> wrote:
> Do you have a particular use-case in mind for max() one?  I can think
> of at least one case: monitoring the flush LSNs of a set of standbys
> to find out how much has been replayed at most.

It would be pretty silly to have one and not the other, regardless of
whether we can think of an immediate use case.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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