Re: -Wformat-zero-length

From: Dimitri Fontaine <dimitri(at)2ndQuadrant(dot)fr>
To: Peter Eisentraut <peter_e(at)gmx(dot)net>
Cc: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: -Wformat-zero-length
Date: 2012-08-10 23:48:13
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>> Another thing worth considering is to have pg_upgrade init, stop and
>> start clusters as necessary instead of requesting the user to do it.
>> I think this is two less steps.
> Then you'd need to expose the entire pg_ctl shutdown mode logic through pg_upgrade, which might not make things simpler.

What about having single user mode talk fe/be protocol, and talk to it via a UNIX pipe, with pg_upgrade starting the single user backend as a subprocess?


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