Re: What is the best plan to upgrade PostgreSQL from an ancient version? - Mailing list pgsql-general

From Raymond O'Donnell
Subject Re: What is the best plan to upgrade PostgreSQL from an ancient version?
Date
Msg-id 497E2E36.6010804@iol.ie
Whole thread Raw
In response to What is the best plan to upgrade PostgreSQL from an ancient version?  ("Dann Corbit" <DCorbit@connx.com>)
Responses Re: What is the best plan to upgrade PostgreSQL from an ancient version?
List pgsql-general
On 26/01/2009 21:37, Dann Corbit wrote:
> My notion is to do a character mode database dump as SQL statements and
> then load into the new version by execution of psql against the sql
> STATEMENTS.
>
> What are the "gotchas" we can expect with this approach?
>
> When I say 'ancient' I mean v7.1.3 and the target is v8.3.5.

Off the top of my head, I have a memory that constraints were
once-upon-a-time implemented as triggers, whereas now they're "real"
foreign keys.... I once loaded an old database dump into a new server,
and then had to drop the triggers and create the foreign keys. I can't
remember what version the old database came from, though.

Ray.

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Raymond O'Donnell, Director of Music, Galway Cathedral, Ireland
rod@iol.ie
Galway Cathedral Recitals: http://www.galwaycathedral.org/recitals
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