在概念模型中一个实体相对于关系数据库中一个关系中的一个

相关搜索：: 关系数据库中的关系必须满足其每一个属性都是阿里数据库可以创建多个数据库吗友情链接中有个网站域名过期了会影响一个空间如何绑定多个域名网站空间为什么都比数据库大如何创建多个页面

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云数据库RDS MySQL版

云数据库RDS MySQL版 MySQL 是全球最受欢迎的开源数据库，阿里云MySQL版通过深度的内核优化和独享实例提供稳定极致的数据库性能，同时灵活的部署架构及产品形态，可满足不同场景下的数据库需求。

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