Re: Core team statement on replication in PostgreSQL

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Koichi Suzuki" <koichi(dot)szk(at)gmail(dot)com>
Cc: "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>, "Stephen Denne" <Stephen(dot)Denne(at)datamail(dot)co(dot)nz>, "Hannu Krosing" <hannu(at)krosing(dot)net>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Core team statement on replication in PostgreSQL
Date: 2008-06-05 00:30:34
Message-ID: 7565.1212625834@sss.pgh.pa.us
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"Koichi Suzuki" <koichi(dot)szk(at)gmail(dot)com> writes:
> Well, WAL format doesn't only depend on WAL itself, but also depend on
> each resource manager. If we introduce WAL format version
> identification, ISTM that we have to take care of the matching of
> resource manager in the master and the slave as well.

That seems a bit overdesigned. What are the prospects that two builds
of the same Postgres version are going to have different sets of
resource managers in them?

regards, tom lane

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