Re: SSI, simplified

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От Alvaro Herrera
Тема Re: SSI, simplified
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Msg-id 1296058507-sup-7597@alvh.no-ip.org
обсуждение исходный текст
Ответ на Re: SSI, simplified  (Simon Riggs <simon@2ndQuadrant.com>)
Ответы Re: SSI, simplified  ("Kevin Grittner" <Kevin.Grittner@wicourts.gov>)
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Excerpts from Simon Riggs's message of mié ene 26 10:40:28 -0300 2011:

> So in the Compatibility release notes for 9.1 we should say:
> 
> "Applications that request SERIALIZABLE mode will now experience
> different and fully correct behaviour. The new mode does not currently
> work in Hot Standby mode, and an error will be returned if this is
> requested. If the previous serializable behaviour is required, users
> should request transaction isolation mode REPEATABLE READ."

Also, perhaps
errmsg("cannot use serializable mode in a hot standby"),errhint("You can use REPEATABLE READ instead.")

-- 
Álvaro Herrera <alvherre@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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