Implementing failover of logical replication slots in Patroni
Implementing failover of logical replication slots in Patroni
A replication slot is a feature in PostgreSQL that ensures that the master server will retain the WAL logs that are needed by the replicas
Store replication slot name , type , plugin , database and datoid If PostgreSQL version is 10 or newer also store catalog_xmin and confirmed_flush_lsn When 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
casino wheel of fortune slot machine One statistics record of pg_stat_replication_slots is created for each logical replication slot described above Only one receiver may Physical slots are created automatically based on replica hosts and used for data replication within the Managed Service for PostgreSQL cluster
