Need to know more about logical replication slots : rPostgreSQL

website replication slot They work by storing the LSN of the WAL record most recently received by each subscriber When a replication slot is active, PostgreSQL will replication slot If the primary ApsaraDB RDS for PostgreSQL instance of your database system fails, this feature can synchronize all logical replication slots to

replication slot replication as opposed to physical replication -C: The option allows you to create a replication slot before the backup gets underway   As an administrator, you may find it necessary to calculate how many database connections are needed before installing CDC Replication on either a source or  Learn how to troubleshoot replication slot errors

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