Re: Question about pg_control usage

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Anastasia Lubennikova <a(dot)lubennikova(at)postgrespro(dot)ru>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Question about pg_control usage
Date: 2016-10-07 15:43:46
Message-ID: 11071.1475855026@sss.pgh.pa.us
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Anastasia Lubennikova <a(dot)lubennikova(at)postgrespro(dot)ru> writes:
> What is the purpose of having CheckPoint stored in control file then?

IIRC, we use some but not all of the fields. It seemed prudent (and
simpler) to keep a copy of the whole thing.

regards, tom lane

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