On Friday 14 October 2005 06:19, Chris Jewell wrote:
> I have a query about a backup policy that I wish to implement.
> Currently, we are running a PostgreSQL server with a very large database
> on it. The database consists of a core of read-only tables, with tables
> created by the users going by default into the user's own schemas. For
> backup purposes, I have a script that uses pg_dump to create dumps of
> the individual user schemas. However, this is mainly a read-only
> database and information is added or updated only rarely. What I really
> need is a method of monitoring the database, such that my backup script
> will only back any one schema up if it has changed since it was last
> backed up. Is there any way to do this? Is there a checksum function
> or something that I could use?
No there is not, but would a diff -q be sufficient for your needs ?
Wavefire Technologies Corp.
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