| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM> |
| Subject: | Re: pg_migrator and handling dropped columns |
| Date: | 2009-02-12 18:00:28 |
| Message-ID: | 200902121800.n1CI0S415526@momjian.us |
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| Lists: | pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > I can think of three possible solutions, all involve recreating and
> > dropping the dropped column in the new schema:
>
> (4) add a switch to pg_dump to include dropped columns in its
> schema output and then drop them. This seems far more maintainable
> than writing separate code that tries to parse the output.
That would certainly be the easiest. I was going to have trouble
generating the exact column creation string anyway in pg_migrator.
I assume I would also drop the column in the pg_dump output.
Is this acceptable to everyone? We could name the option
-u/--upgrade-compatible.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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