| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Jim Nasby <Jim(dot)Nasby(at)BlueTreble(dot)com> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, Simon Riggs <simon(at)2ndQuadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Greg Stark <stark(at)mit(dot)edu>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com> |
| Subject: | Re: Freeze avoidance of very large table. |
| Date: | 2015-10-21 19:04:22 |
| Message-ID: | 20151021190422.GY3391@alvherre.pgsql |
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| Lists: | pgsql-hackers |
Jim Nasby wrote:
> On 10/21/15 8:11 AM, Andres Freund wrote:
> >Meh. Adding complexity definitely needs to be weighed against the
> >benefits. As pointed out e.g. by all the multixact issues you mentioned
> >upthread. In this case your argument for changing the name doesn't seem
> >to hold much water.
>
> ISTM VISIBILITY_MAP_FROZEN_BIT_CAT_VER shold be defined in catversion.h
> instead of pg_upgrade.h though, to ensure it's correctly updated when this
> gets committed though.
That would be untidy and pointless. pg_upgrade.h contains other
catversions.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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