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

1 Overview · 2 Install Postgresql-13 from source code · 3 Setup Primary Server · 4 Setup Standby Server · 5 Create replication slot on Primary

I have 2 logical replication slots in Postgres 12 Suddenly one of them failed couple of days ago

postgresql drop replication slot The concept of replication slots was introduced in PostgreSQL and was created to prevent a primary instance to delete WAL that a replica

postgresql create replication slot A replication slot is created on the primary database server for each standby server The slot keeps track of the last confirmed receive location of WAL data on