本课内容目前为英文。
Flexible, not careless
A flexible schema lets you move fast, and it also lets a typo like pionts slip in. Validation makes MongoDB reject bad documents, and transactions cover the rare change that must touch several documents at once.
本课内容目前为英文。
A flexible schema lets you move fast, and it also lets a typo like pionts slip in. Validation makes MongoDB reject bad documents, and transactions cover the rare change that must touch several documents at once.