正如在关系数据库中一样,只有通过提交已执行的操作,这些操作才会出现在数据库中。
Just as in a relational database, only by committing the operations you have been performing do you make them atomically appear in the database.
数据访问对象负责对持有数据(存储在关系数据库中)的对象进行操作。
Data access objects are responsible for operating on objects that hold data stored in a relational database.
关系数据库服务——该Web Service旨在简化云环境下关系数据库的搭建、操作和伸缩
The Relational Database Service - A web service that attempts to simplify set up, operation, and scaling of relational databases in the cloud
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