Postgresql logical replication slots: Are they 'expensive'? Is having

website replication slot postgres Replication slots are available in every currently supported PostgreSQL version, as they were first introduced in 2014 with Before then, replication slot does not exist The solution is replication slots, a feature provided by Postgres that ensures the primary server only discards WAL records after they have been received by the

replication slot postgres The pg_replication_slots view provides a listing of all replication slots that currently exist on the database cluster, along with their current state For more  Setup using CDC​ · Provide additional REPLICATION permissions to read-only user · Enable logical replication on your Postgres database · Create a replication slot  When doing anything related to CDC , a replication slot in Postgres is created For Postgres specifically, CDC events

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