Alan Hodgson wrote: > On Tuesday 02 June 2009, "Carlos Oliva" <carl...@pbsinet.com> wrote: > >> Is there a way to create a database or a table of a database in its own >> folder? We are looking for ways to backup the sytem files of the >> database to tape and one to exclude some tables from this backup. We >> can selectively backup folders of the file system so we figure that if >> we can create a schema or database or table in its own folder, we can >> backup our database and exclude the tables selectively. We are using >> Linux RedHat. Thank you. >> > > You can put them in their own tablespace, but backing them up would not be > useful. Filesystem backups of the cluster must include the whole database > to be useful (and see the documentation on PITR for how to do it right). > > You can easily back up single databases with pg_dump, though. > > And pg_dump has a parameter to dump only a particular schema. I'd also suggest that a schema is a unit of logical partitioning whereas a tablespace is unit of physical partitioning and the need to back up only certain tables suggests a difference /requirement at the logical level to me, so I suspect schema is the more appropriate design choice anyway.
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