Configuring PostgreSQL CDC Replication Slots and Publications

Replication slots are used to safeguard against the premature deletion of WAL segments before they have been applied by the standby server, thus

start consuming it and moving the cursor set in the replication slot forward Putting it all together With the WAL sorted, we're able to

start replication slot postgres Each replication slot streams a sequence of changes from a single database, and each publication exists in only one database, so you need to create one or more

start_replication slot Replication Slots Replication slots were introduced in Postgres They are a mechanism to accurately and durably keep track of how far a standby is lagging