Direct PostgreSQL Replication Stream Setup

create replication slot postgres   Dan create logical replication slot postgres

By themselves, replication slots occupy very little disk space They just store tiny bit of metadata, including a pointer to a position in WAL

Replication slots were introduced in Postgres They are a mechanism to accurately and durably keep track of how far a standby is lagging behind the primary  Improve WAL archiving and streaming replication using replication slots PostgreSQL and later come with a feature called “replication slots”

putin 88 slot Replication slots were introduced in Postgres They are a mechanism to accurately and durably keep track of how far a standby is lagging behind the primary  SELECT * FROM pg_replication_slots to see if any replication slots were accidentally created that might be preventing WAL cleanup · SHOW