| 1. | A rule mechanism for an object - relational database management system 关系模型的规则机制 |
| 2. | On the implementation methods of object - relational database 对象关系数据库系统实现方法的研究 |
| 3. | Xml storage techniques in object - relational databases 很多现代关系数据库管理系统对其产品进行扩展以支持 |
| 4. | Your persistence layer , an object - relational database , includes familiar abstractions like 持久层是一个对象关系数据库,它包括像 |
| 5. | As a large scale object - relational database management system , oscar also provides these two methods 作为一种大型的对象关系型数据库管理系统, oscar也采用了这两种方法。 |
| 6. | The index structure of an object - relational database must be extensible because its type system is 对象关系数据库中的数据类型是可扩展的,与此相关的索引结构也应当能够扩展。 |
| 7. | Db2 udb is an object - relational database server that provides a solid foundation to achieve high performance and scalability Db2 udb是一个对象-关系数据库服务器,为取得高性能和可伸缩性提供了坚实的基础。 |
| 8. | Specially , we have researched the topological relation between ros and the measurement of ros . object - relational database technique is a mature database technique , in the chapter 4 , we have investigated the technology that using relational schema manager spatial objects , and given a general method or strategy 对象关系数据库是较为成熟的数据库技术,我们在第四章中研究了利用对象关系数据库处理空间对象的技术,给出了在关系模式中处理空间对象的一般思路和方法,为地理信息系统的有效应用提出了一种切实可行的办法。 |
| 9. | Our vision is to manager 3d spatial objects by relational database management system and to manipulate the 0 - dimensional object , 1 - dimensional , 2 - dimensional , and 3 - dimensional in unifiable manner . we employ the mature technology of object - relational database in existence to solve some complex problems of spatial operations efficiently 研究中,我们把三维空间中的0维对象、 1维对象、 2维对象和3维对象纳入了统一的处理框架,为利用现有的数据库技术处理复杂的地理数据探索出一条可行的途径。 |
| 10. | In the past 30 years , the database system has already developed the no relational model , the next generation object - relational database system ( ordbs ) , the third generation object oriented database system ( oodbs ) . in the 1990s later , for the speed of the internet technique , the website base based on the internet promoted the information resource share 经过30年的发展,数据库系统已经历了第一非关系型数据库、第二代关系型数据库( ordbs )的发展到面向对象数据库系统( oodbs )和各种专业数据库。九十年代后由于互联网络技术的飞速发展,基于互联网的网站数据库技术为信息资源的共享提供了技术上的保障。 |