On 04/06/11 7:05 PM, Yang Zhang wrote:
> Is it possible to attach or detach parts of a DB (e.g. tablespaces),
> such that I can flexibly move the disks containing the DB tables
> around to different hosts?
>
> The last discussion I could find on this topic is from 2007, and the
> answer was "No":
>
> http://postgresql.1045698.n5.nabble.com/Possible-to-Attach-Detach-Tablespaces-td1885602.html
>
> Wondering if there's been any change to the answer since then. I can
> alternatively dump/load, which is slower and requires 2x the disk
> space. Thanks in advance.
pg_dump -Fc somedatabase | pg_restore -h newhost newdb
voila, no temp space used.