Re: [HACKERS] background sessions

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От Andrew Borodin
Тема Re: [HACKERS] background sessions
Дата
Msg-id CAJEAwVGdvabmLCAmFexLrL9NfEfM-QumQjGQ_71b2-7D62S9AQ@mail.gmail.com
обсуждение исходный текст
Ответ на Re: [HACKERS] background sessions  (Peter Eisentraut <peter.eisentraut@2ndquadrant.com>)
Ответы Re: [HACKERS] background sessions  (Peter Eisentraut <peter.eisentraut@2ndquadrant.com>)
Список pgsql-hackers
Дерево обсуждения 
2016-12-14 20:45 GMT+05:00 Peter Eisentraut <peter.eisentraut@2ndquadrant.com>:
> On 12/11/16 5:38 AM, Andrew Borodin wrote:
>> 2. From my point of view the interface of the feature is the strong
>> point here (compared to pg_background). But it does not help
>> programmer to follow good practice: bgworker is a valuable and limited
>> resource, may be we could start session with something like
>> TryBeginSession()?
>
> What exactly would that do?
Return status (success\failure) and session object, if a function succeeded.

If there is max_connections exceeded, then (false,null).

I'm not sure whether this idiom is common for Python.

Best regards, Andrey Borodin.

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