| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Bernd Helmle <mailings(at)oopsware(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Andrew Geery <andrew(dot)geery(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Bruce Momjian <bruce(at)momjian(dot)us> |
| Subject: | Re: Re: starting to review the Extend NOT NULL representation to pg_constraint patch |
| Date: | 2011-06-24 16:17:42 |
| Message-ID: | 1308932118-sup-3408@alvh.no-ip.org |
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| Lists: | pgsql-hackers |
Excerpts from Robert Haas's message of vie jun 24 12:06:17 -0400 2011:
> On Fri, Jun 24, 2011 at 11:17 AM, Alvaro Herrera
> <alvherre(at)commandprompt(dot)com> wrote:
> > Another thing I just noticed is that if you pg_upgrade from a previous
> > release, all the NOT NULL pg_constraint rows are going to be missing.
>
> Uh, really? pg_upgrade uses SQL commands to recreate the contents of
> the system catalogs, so if these entries aren't getting created
> automatically, that sounds like a bug in the patch...
Ah -- we should be fine then. I haven't tested that yet (actually I
haven't finished tinkering with the code).
--
Álvaro Herrera <alvherre(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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