关系数据库模型和SQL语言的使用必须考虑到企业级性能和可伸缩性。
The relational data model and use of the SQL language allows for enterprise level performance and scalability.
我们在上文已简要提到，可以通过许多已知和经证实的技术来实现关系数据库平台的高可用性和伸缩性。
As we briefly mentioned above, ensuring the high availability and scalability of a relational database platform can be done through a number of known and proven techniques.
集群关系数据库以获得可伸缩性和可用性是一种业已建立的良好规程，因此我们不再花费时间讨论集群关系数据库的技术。
Clustering of relational databases for scalability and availability is a well established discipline, and so we will not spend time discussing techniques for clustering relational databases.
使用关系数据库技术存储XML数据非常慢而且没有可伸缩性。
Using relational database technology to store XML data is slow and not scalable.
IBMInformixDynamicServer是一个完整且通用的关系数据库管理系统，具有出色的性能、高可伸缩性和低管理成本。
IBM Informix Dynamic Server is a complete and versatile relational database management system with excellent performance, high scalability, and low administration cost.
它在Web上具有在内存中运行般的速度，使因特网搜索和复杂的文本匹配变得更容易，同时还融合了关系数据库的可伸缩性和可用性特征。
It has in-memory speed to facilitate Internet searches and complex text matching combined with the scalability and availability characteristics of a relational database.
其优点是编织科学、耐磨损、耐老化、耐腐蚀、防暴晒，伸缩性低，安全系数高。
The advantage is weaving science, wear resistance, aging resistance, corrosion resistance, anti-exposure, low flexibility, high safety factor.
其优点是编织科学、耐磨损、耐老化、耐腐蚀、防暴晒，伸缩性低，安全系数高。
The advantage is weaving science, wear resistance, aging resistance, corrosion resistance, anti-exposure, low flexibility, high safety factor.
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