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Enable logical replication on Google Cloud SQL

If you have not enabled logical replication on Google Cloud SQL PostgreSQL® already, set the cloudsql.logical_decoding parameter to On:

  1. Set the logical replication parameter for your Cloud SQL PostgreSQL® database.

    Cloud SQL PostgreSQL flags

  2. Authorize the Aiven for PostgresSQL® IP to connect to Cloud SQL, using the network CIDR.

    Cloud SQL PostgreSQL network

  3. Set replication role to PostgreSQL user (or the user will be used for migration) in Cloud SQL PostgreSQL:

    ALTER ROLE postgres REPLICATION;