| From: | Peter Geoghegan <peter(at)2ndquadrant(dot)com> |
|---|---|
| To: | Jan Wieck <JanWieck(at)yahoo(dot)com> |
| Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Andres Freund <andres(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Subject: | Re: [RFC][PATCH] wal decoding, attempt #2 - Design Documents (really attached) |
| Date: | 2012-10-18 13:49:54 |
| Message-ID: | CAEYLb_Xq5Yfx9HTB2F3NzQkzmKBD78U30iYs-hxYBuuoRSWuNQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 16 October 2012 15:26, Jan Wieck <JanWieck(at)yahoo(dot)com> wrote:
> This means that the transition time from the existing, trigger based
> approach to the new WAL based mechanism will see both technologies in
> parallel, which is no small thing to support.
So, you're talking about a shim between the two in order to usefully
support inter-version replication, or are you just thinking about
making a clean break in compatibility for Postgres versions prior to
9.3 in a new release branch?
--
Peter Geoghegan http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training and Services
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