OceanBase, the open source distributed SQL database, has been supporting Alibaba's Double Eleven Shopping Festival for nine consecutive years. It is designed to deliver ultra-fast performance, elastic scalability, and cost-effectiveness for your transaction and analytical workloads. Transparent Scalability OceanBase provides transparent scalability and automatic workload balancing capabilities. Up until now, an OceanBase cluster can be scaled out to 1,500 nodes transparently, handling petabytes of data and a trillion rows of records. Ultra-fast Performance Oceanbase has benn supporting the Double 11 Shopping Festival for nine consecutive years, at 60 milion records per sec qps, which is dozens of times larger than the Black Friday traffic. Real-time HTAP Oceanbase has refreshed the records of both TPC-C and TPC-H tsets. It now enables transactions and analytical complex queries with just ONE copy of data, empowering "in business real-time decision making" Continuous Availability OceanBase adopts Paxos Consensus algorithm to achieve Zero RPO and less than 30 seconds of RTO, meaning no data loss in case of a failure or outage, even at a city level MySQL Compatible Oceanbase is highly compatible with several stable MySQL editions, as well as its ecosystem tools. No learning curve for developers, nor business logic changes to applications. Cost Effeciency With the high-compression technology adopted, the OceanBase Database can save up to 75% storage for you. In addition, the multi-tenant flexibility enables better resource utilization, thus reducing costs.