PostgreSQL 12: Copying replication slots

To ensure that WAL segments are not discarded before being sent to all consumers, PostgreSQL uses logical replication slots to track which data was sent to

Create replication slots to enable the CDC feature,ApsaraDB RDS:Open source PostgreSQL allows you to use replication slots to enable the

create replication slot The name of the slot to stream changes from This parameter is required, and must correspond to an existing logical replication slot created with

create logical replication slot postgres To turn on logical replication for a newly created RDS for PostgreSQL DB instance