On Thu, 2026-06-11 at 15:14 -0700, Jeff Davis wrote: > I sometimes struggle to come up with the right term for the following > concepts, which come up a lot: > > * The abstract set of WAL records that all originate from a single > initdb and share a system identifier; including all timelines, and > including old records that may have been deleted a long time ago. > > * The "stuff" around that specific set of WAL records, such as running > instances, warm standbys, PITR'd instances, inactive instances, base > backups, and WAL archives. > > > "Database cluster" doesn't fit either of these. The docs define it as > "a collection of databases that is managed by a single instance of a > running database server." [1] > > Do others already have good terms for these concepts? Is it worth > trying to invent and document some? > > [1] https://www.postgresql.org/docs/current/creating-cluster.html
"Multiverse" pops into my mind. Yours, Laurenz Albe
