Re: [ADMIN] upgrade path from PG 8.3 to PG 9.5 - Mailing list pgsql-admin

"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Tue, Mar 21, 2017 at 9:40 AM, Stephen Frost <sfrost@snowman.net> wrote:
>> Yes.  Using the older pg_dump may result in dumps that can't be restored
>> into the newer version of PG because things like keywords have been
>> added and must now be quoted.  There are possibly other things that have
>> been changed between the old version and the new one which would also
>> require the new pg_dump to be used, but keywords are the big one.

> The proper solution to the keyword/identifier quoting problem is to use
> "--quote-all-identifiers"​.

... which didn't exist before 9.1 ...

            regards, tom lane