Documentation: 16: Streaming Replication Protocol

To set up native logical replication, logical decoding must be enabled on the primary instance, by setting _decoding=on on a Cloud SQL instance,

Documentation: 16: Streaming Replication Protocol PostgreSQL Logical Replication basic concepts · Publication: A set of changes from a set of tables defined in a specific database on a physical

To set up native logical replication, logical decoding must be enabled on the primary instance, by setting _decoding=on on a Cloud SQL instance,

hot life slot You must monitor logical decoding Any unused replication slot must be dropped Slots hold on to Postgres WAL logs and relevant system catalogs

Initial Synchronization Worker: Synchronizes initialexisting data from the publisher by creating a temporary replication slot and running a

create logical replication slot postgres Export snapshot feature is also used while creating the replication slot If we specify the SNAPSHOT 'export' parameter when creating the

How PostgreSQL Logical Replication works? · In PostgreSQL, we define publication as the publisher node · In the above syntax, create publication