DatabasePlanet PostgreSQLInglese (alto segnale quando c’è poco volume locale)
Database
In PostgreSQL, every tuple starts with 23-byte header, and the first eight bytes are two transaction IDs. t_xmin for the transaction that created the row and t_xmax for the one that deleted or updated it. That is the visibility story…
postgres.scot is live Postgres events in Scotland now have a permanent address: postgres.scot It is a deliberately small page. Right now it points at the PostgreSQL Edinburgh User Group (PostgresEDI) on cloomba, where you will find RSVPs,…
SourceDocsProduct page2026-09-17pgColumnar 1.0-alpha4 release notesRelease date: 2026-09-17 Previous release: 1.0-alpha3 (2026-09-02)pgColumnar is a columnar table access method for PostgreSQL. This is the fourth alpha. Its theme is layout…
Ask a database vendor about on-prem and you'll usually get a one-line answer: 'we're open source, you can just self-host it.' For a hobby project, fine. For an enterprise, that line rarely survives contact with production. And enterprises…