| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
| Cc: | Dimitri Fontaine <dimitri(at)2ndquadrant(dot)fr>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Kevin Grittner <kevin(dot)grittner(at)wicourts(dot)gov>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, drkp <drkp(at)csail(dot)mit(dot)edu> |
| Subject: | Re: SSI, simplified |
| Date: | 2011-01-26 16:16:36 |
| Message-ID: | 1296058507-sup-7597@alvh.no-ip.org |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
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(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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