Most important, many problems are much easier to solve with a native XML database and XQuery than with a relational database and Structured Query Language (SQL).
最重要的是，和关系数据库以及结构化查询语言(SQL)相比，使用原生xml数据库和XQuery将更容易解决众多问题。
Work with a relational database: Structured Query language.
处理关系数据库：结构化查询语言。
Structured Query language (SQL) : a standardized language used to define objects and manipulate data in a relational database.
结构化查询语言(Structured Query Language,SQL)：一种标准化语言，用于在关系数据库中定义对象及操纵数据。
An example is the language SQL (Structured query language), which forms the backbone of most relational database query system.
一个例子是结构化查询语言，它是大多数关系数据库查询系统的基干形式。
SQL, which is a structured query language, has been an international standard language of relational database. This paper shows the corresponding relations between algebra of relations and SQL.
SQL是一种结构化的查询语言，已成为关系数据库的国际标准语言。
SQL, which is a structured query language, has been an international standard language of relational database. This paper shows the corresponding relations between algebra of relations and SQL.
SQL是一种结构化的查询语言，已成为关系数据库的国际标准语言。
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