Re: Enforce "max_wal_size/ min_wal_size must be at least twice wal_segment_size" limit while setting GUCs

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От Michael Paquier
Тема Re: Enforce "max_wal_size/ min_wal_size must be at least twice wal_segment_size" limit while setting GUCs
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Msg-id YoxAIdO15czHnM5I@paquier.xyz
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Ответ на Re: Enforce "max_wal_size/ min_wal_size must be at least twice wal_segment_size" limit while setting GUCs  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Mon, May 23, 2022 at 10:08:54AM -0400, Tom Lane wrote:
> In general, you can't do that (i.e. try to enforce constraints between
> GUC values via check hooks).  It's been tried in the past and failed
> miserably, because the hooks can't know whether the other value is
> about to be changed.

+1.  Aka, cough, 41aadee followed by 414c2fd.
--
Michael
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