On Tue, Jun 22, 2010 at 8:56 AM, Joshua Tolley <[email protected]> wrote: > I'm not sure it's worth pointing out that the database might still use temp > files. It seems an unnecessary level of detail. I realize you're probably > putting it here because you've edited that bit out of the docs elsewhere, but > I still think it's unnecessary detail. That said, if it has to go somewhere, > +1 for this change.
I agree, and your guess about how it ended up there is correct. Removed. >> - Queries executed on the standby will be correct with regard to the >> transactions >> - that had been recovered at the start of the query, or start of first >> statement >> - in the case of serializable transactions. In comparison with the >> primary, >> - the standby returns query results that could have been obtained on the >> primary >> - at some moment in the past. >> + Queries executed on the standby will see a view of the database that >> + existed on the master at some moment in the past. > > Is it really that non-deterministic? /me admits not having followed that > discussion. Although the original version is pretty complex, it gives the user > some feel for the particular moment in the past that their snapshot will > represent. If the original is incorrect, it would be nice to replace it with > something that doesn't suggest the user might end up with a snapshot from last > week. I had another go at this. > s/is depending/depends/ Fixed. See attached. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise Postgres Company
hot-standby-docs-v2.patch
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