2009/6/25 Jack W <dbdevelop2000(at)gmail(dot)com>
> Maybe for maintainence purpose or schema change. For example as you
> mentioned above, if using several tablespaces located on different hard
> drives. If one hard drive is damaged, the database on that hard drive will
> not be available. How about other databases managed by the same database
> server instance?
If I were you, I would just verify this by creating separate partition,
putting a tablespace there, creating a database in this tablespace,
pgbench'ing this database continuosly, and running
umount --force on the partition.
> I need to shut down all the databases to do mainatainence, right?
depends on the kind of maintenance.
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