Re: Libpq support to connect to standby server as priority - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Libpq support to connect to standby server as priority
Date
Msg-id CA+TgmobfBaNaMrT5Qx+nQ=JKYYy-VOZ2xxXAhAGUSSWZ=fkm4g@mail.gmail.com
Whole thread Raw
In response to Re: Libpq support to connect to standby server as priority  (Laurenz Albe <laurenz.albe@cybertec.at>)
Responses Re: Libpq support to connect to standby server as priority  (Haribabu Kommi <kommi.haribabu@gmail.com>)
List pgsql-hackers
On Wed, Jul 4, 2018 at 9:14 AM, Laurenz Albe <laurenz.albe@cybertec.at> wrote:
>   What about keeping the first successful connection open and storing it in a
>   variable if we are in "prefer-read" mode.
>   If we get the read-only connection we desire, close that cached connection,
>   otherwise use it.

I like this idea.  If I recall correctly, the logic in this area is
getting pretty complex, so we might need to refactor it for better
readability and maintainability.

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


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