The object relational mapping technology lets you map relational databases to objects.
对象—关系映射技术允许您将关系数据库映射为对象。
Consider an example where a DBA knows the problem is a poor-performing query, but that query was generated by a framework, using an object-relational mapping technology.
考虑这样一个示例：DBA知道问题根源是查询的性能较差，但此查询是由框架生成的，使用了对象关系映射技术。
With the combination of database technology and GIS application, the method of manage spatial data using object relational database technology will be the currently tendency.
随着目前数据库技术与GIS应用的结合，采用对象关系数据库来管理空间数据已表现出强大的生命力。
With the combination of database technology and GIS application, the method of manage spatial data using object relational database technology will be the currently tendency.
随着目前数据库技术与GIS应用的结合，采用对象关系数据库来管理空间数据已表现出强大的生命力。
应用推荐