With the introduction of PostgreSQL 8.4, Bruce Momjian, a significant core developer, contributed a tool that can actually upgrade an entire database cluster in place. The time required is essentially only that necessary to copy the data files from the old installation to the new one. On a quick RAID system, this can be an order of magnitude faster ( Read more... )

Postgresql hates itself. I’m convinced of this, and have considered the idea frequently over the years. I roll it around in my mouth just to savor the taste, only to hope the flavor changes eventually. A couple things have advanced, though not quite what one might hope.
Parallel Restore

With the introduction of PostgreSQL 8.4, the core developers ( Read more... )