On 2011-01-27, Girts Laudaks <laudaksg@gmail.com> wrote:
> Hi,
>
> What could be the possible damage if a database is migraged without the
> -o (OID) option? Integrity of data?
some things that used OID might fail to work.
Postgres doesn't need them, does your application?
> What are the options to solve this problem if it is migrated this way?
> Shouldn't pg_dumpall work like an exact copy of db?
It does if you use the correct version.
> What could have gone wrong if only these commands were used?
>
> pg_dumpall -v -U postgres | gzip > /var/lib/pgsql/dump.data.gz
> gunzip -c /var/lib/pgsql/dump.data.gz | psql -U postgres >> /tmp/import.log
>
> They were used to migrate from PG8.4 to PG9
that should work if you use the version 9 pg_dumpall
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