Beware, the first link appears to be AI slop with at least some bogus information. For example, it says "While PostgreSQL 15 introduced basic WAL compression", but WAL compression has been around since before 15.
Beware, the first link appears to be AI slop with at least some bogus information. For example, it says "While PostgreSQL 15 introduced basic WAL compression", but WAL compression has been around since before 15.
That's a bit unfair, don't you think? https://www.percona.com/blog/new-wal-archive-module-library-...
The pgedge article talks about WAL compression, not WAL archiving. It specifically mentions wal_compression parameter, which has been around since PostgreSQL 9.5: https://www.postgresql.org/docs/9.5/runtime-config-wal.html#...