SQL server and SQL Express are RDBMS (relational database management systems) that run on platforms (physical hardware, such as workstations or servers).

SQL Server与SQL Express是在平台(物理性硬件，例如工作站或者服务器)上运行的RDBMS(关系数据库管理系统)。

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The capacity of relational database management systems (RDBMS) to process great volumes of data is unquestionable.

关系数据库管理系统(RDBMS)处理大量数据的能力是毫无疑问的。

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Again, just like relational database management systems (RDBMS), objects and RDF are similar in some ways and different in others.

另外，像关系数据库管理系统（RDBMS）一样，对象和 RDF 在一些方面相似而在其他方面不同。

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This traditional database platforms, known as relational database management systems (RDBMS) all use a language called SQL (structured query language).

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