GaussDB(for MySQL) is an enterprise-class cloud database that uses a decoupled compute and storage architecture.

**Table 1** Requirements
Requirements	Description
MySQL compatibility	No need to reconstruct original MySQL applications
Mass storage	Large data storage capacity for Internet services
Distributed scalability	Automatic sharding or non-sharding with no impact on services
Strong-consistency transactions	Strong consistency of distributed transactions
High availability	Multi-AZ high availability and multi-region disaster recovery
High concurrency	High performance in high concurrency scenarios

**Table 2** Core advantages
Advantage	Description
Superior performance	Million-level QPS
High scalability	1 write and 15 read-only nodes; 128 TB storage space
High reliability	Cross-AZ deployment and three data copies
High compatibility	Compatible with MySQL

Mass storage with 128 TB capacity and no sharding required
Easy-to-use, fully compatible with MySQL, and no application reconstruction required.
Elastic scalability with 15 read replicas and read/write splitting
Multi-AZ deployment, remote disaster recovery, and high reliability

Product Benefits