The Distributed Relational Database Service (DRDS) is an agile, adaptable, and reliable middleware solution crafted by Alibaba Cloud. Primarily aimed at enhancing standalone relational databases, DRDS has undergone rigorous testing in critical transactional scenarios on platforms like Tmall, particularly during high-traffic events such as the Singles’ Day Shopping Festival. With a decade of experience, DRDS has established itself as a dependable database service provider. It enables data read and write operations based on clustered configurations and offers efficient data storage solutions. Operating across multiple independent servers, DRDS ensures that user connection volumes do not hinder performance. Furthermore, it allows for seamless upgrades and downgrades of data configurations, coupled with the ability to visually manage the scaling up and down of data storage. The service enhances reading performance through read and write splitting, which effectively linearizes improvements. Additionally, it accommodates various data splitting techniques tailored to specific data types, including parallel data splitting. DRDS emphasizes the efficiency of primary shards and facilitates parallel query executions, thereby optimizing overall database performance and responsiveness. This makes it an ideal choice for enterprises seeking robust database solutions.