The cloud database SCS (Simple Cache Service) provides a stable, efficient , highly scalable and distributed cache service. The cloud database SCS is compatible with the Redis/Memcached protocol, provides standard and cluster version of the architectures based on Redis, and customizes the number of replicas, providing you with diverse data structure supports. The double replica instances of the cloud database SCS support the master-slave hot backup by default to achieve OPS management features, such as automatic failover, fault migration, data backup, and instance monitoring. The cloud database SCS is more economical, professional, efficient and reliable, easier to use than self-built Redis, allowing you to focus on your core business.