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【使用RDS proxy做读写分离】Proxy会自动摘除宕机从库，待恢复后自动加入到负载均衡列表（稳定性加强）。

【RDS 分布式HA系统】会对主库采用多点探测存活，防止误判。同时还支持可靠性和可用性优先两种切换方式，更加灵活。

【RDS 管控系统】日常运维工作均通过自动化平台完成，让DBA时间更聚焦在业务。

【DRS在线迁移】针对迁移、同步、订阅、灾备四种场景做了适配，满足客户多方面的业务需求。

【高性能】GaussDB(for MySQL)提供百万级QPS，性能最高可以达到MySQL社区版本的7倍； GaussDB(for Mongo) 性能最高可以达到MongoDB社区版本的3倍。

【弹性伸缩】全系列支持磁盘弹性扩容，业务无感知。

【一键回档(游戏业务数据诉求)】支持实例级和表级任意时间点的回档，并且支持实例的批量回档操作；

【快速开服】全系列实例支持使用快照备份创建新实例，实现快速开服。

【故障切换】全系列实例支持跨AZ 的高可用，支持秒级的高可用切换，应用配置无需改动；内核级深度优化，主备超低时延，RTO < 1S。

【安全合规】金融专区两地三中心架构，提供跨Region数据安全灾备，满足监管要求；DBSS服务加持，保证数据访问安全。

【数据安全】GaussDB(for MySQL)可实现数据强一致性，保证数据0丢失。

【弹性扩容】DDS存储计算分离，轻松实现分钟级扩容。

【高性能】GaussDB (for MySQL)满足分布式数据库企业高性能分布式OLTP需求。

【产品丰富】华为云数据库服务包含：GaussDB系列产品、MySQL、PostgreSQL、DDS，满足客户多种数据库使用场景；

【弹性伸缩】全系列数据库支持磁盘弹性扩容，业务无感知；

【超高性能（DDS）】使用场景：LBS地理位置数据，日志数据、车辆故障告警等非结构化数据。在和其他云厂商PK 测试中表现优异，性能数倍优于其他云厂商；

【故障切换】全系列数据库服务支持跨AZ的高可用，并且支持秒级的高可用切换，应用配置无需改动。

【DAS企业版集中管理】DAS企业版可以细粒度赋予不同用户合理的权限。可通过白名单控制服务器访问数据库。可以提供临时权限，让操作更安全。

【高可用】华为云RDS提供高可用HA，如主库故障，将自动切换到备库，并具备完善的备份恢复机制。提供回收站功能，支持恢复被误删除的实例，具备更安全的数据库服务。

【安全审计】华为云RDS提供详细的SQL审计功能，审计日志保存时间最高可达732天，满足用户对审计的需求。