- RDS MySQL: Release or unsubscribe from an ApsaraDB RDS for MySQL instance
- RDS PostgreSQL: Release or unsubscribe from an ApsaraDB RDS for PostgreSQL instance
- RDS SQL Server: Release or unsubscribe from an ApsaraDB RDS for SQL Server instance
- RDS MariaDB: Release or unsubscribe from an ApsaraDB RDS for MariaDB instance