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Re: Would a BGW need shmem_access or database_connection to enumerate databases? - Mailing list pgsql-hackers

From Amit Kapila
Subject Re: Would a BGW need shmem_access or database_connection to enumerate databases?
Date
Msg-id CAA4eK1+eKXUjr4SrgT0tzFd=y3dF42b7Db=T3uKSuTHZ5ur9sA@mail.gmail.com
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In response to Re: Would a BGW need shmem_access or database_connection to enumerate databases?  (Robert Haas <robertmhaas@gmail.com>)
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On Sat, Dec 2, 2017 at 12:41 AM, Robert Haas <robertmhaas@gmail.com> wrote:
> On Fri, Dec 1, 2017 at 10:04 AM, Chapman Flack <chap@anastigmatix.net> wrote:
>> Can I call RegisterDynamicBackgroundWorker when not in the postmaster,
>> but also not in a "regular backend", but rather another BGW?
>
> I believe that doing it from another BGW works fine.
>

I think we are already doing it that way in autoprewarm
(src/contrib/pg_prewarm/autoprewarm.c).

-- 
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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