Re: [PATCH 8/8] Introduce wal decoding via catalog timetravel
От | Bruce Momjian |
---|---|
Тема | Re: [PATCH 8/8] Introduce wal decoding via catalog timetravel |
Дата | |
Msg-id | 20121010234813.GC11890@momjian.us обсуждение исходный текст |
Ответ на | Re: [PATCH 8/8] Introduce wal decoding via catalog timetravel ("anarazel@anarazel.de" <andres@anarazel.de>) |
Список | pgsql-hackers |
On Thu, Oct 11, 2012 at 01:34:58AM +0200, anarazel@anarazel.de wrote: > > > Bruce Momjian <bruce@momjian.us> schrieb: > > >On Thu, Oct 11, 2012 at 12:02:26AM +0100, Peter Geoghegan wrote: > >> On 15 September 2012 01:39, Andres Freund <andres@2ndquadrant.com> > >wrote: > >> > (0008-Introduce-wal-decoding-via-catalog-timetravel.patch) > >> > >> This patch is the 8th of 8 in a patch series that covers different > >> aspects of the bi-directional replication feature planned for > >> PostgreSQL 9.3. For those that are unfamiliar with the BDR > >projection, > >> a useful summary is available in an e-mail sent to this list by Simon > >> Riggs back in April [1]. I should also point out that Andres has made > > > >Does this design allow replication/communcation between clusters > >running > >different major versions of Postgres? > This patchset only contains only the decoding/changeset generation part of logical replication. It provides (as in thedebugging example) the capabilities to generate a correct textual format and thus can be used to build a solution withsupport for cross version/arch replication as long as the text format of the used types is compatible. > > Does that answer the question? Yes. This was posted so long ago I couldn't remember if that was part of the design. -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. +
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