关系型数据库 Vs 面向对象数据库
- [改进版] Object-relational database(关系型数据库) is an improved version of the object-oriented database(面向对象数据库)
- cost for computing resources
- possibilities of design errors
- data inconsistency
- Object-oriented database(面向对象数据库) represents information in the form of objects(以对象形式) as used in object-oriented Programming
- Object-relational database(关系型数据库), depends on the relational model(关系模型) and the object-oriented database model(面向对象数据库模型)
OOD → ORD