Re: [RFC][PATCH] wal decoding, attempt #2 - Design Documents (really attached) - Mailing list pgsql-hackers

From Peter Geoghegan
Subject Re: [RFC][PATCH] wal decoding, attempt #2 - Design Documents (really attached)
Date
Msg-id CAEYLb_Xq5Yfx9HTB2F3NzQkzmKBD78U30iYs-hxYBuuoRSWuNQ@mail.gmail.com
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In response to Re: [RFC][PATCH] wal decoding, attempt #2 - Design Documents (really attached)  (Jan Wieck <JanWieck@Yahoo.com>)
Responses Re: [RFC][PATCH] wal decoding, attempt #2 - Design Documents (really attached)  (Christopher Browne <cbbrowne@gmail.com>)
List pgsql-hackers
On 16 October 2012 15:26, Jan Wieck <JanWieck@yahoo.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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