On Wed, 24 Nov 2021 at 17:38, MichaelDBA <MichaelDBA@xxxxxxxxxxx> wrote: > > Oh really? BDR is acid-compliant? How can it be without a global lock manager to control access to resources and a consistent view of data and enforce isolation levels? Many types of distributed system offer consistency. Very few use a global lock manager, so this is not a requirement. > Please explain the magic. Anyone interested to know more can start here: https://www.enterprisedb.com/products/bidirectional-replication-bdr-postgresql-database -- Simon Riggs http://www.EnterpriseDB.com/