即数据数据操纵语言。
SQL有两个主要部分:数据定义语言(DDL)和数据操纵语言(DML)。
SQL has two main components: a Data Definition Language (DDL) and a Data Manipulation Language (DML).
再根据UDT的形式对SQL语言的数据控制语言、数据定义语言和数据操纵语言进行了扩充。
According to UDT, we extend the SQL (Structured Query language) in three aspects: data-control language, data-defined language and data-manipulated language.
开发这些面向数据应用程序的数据访问开发人员可以证实,他们常常需要将DML(数据操纵语言)包装到很多代码中。
Data access developers who develop these data-oriented applications can attest to the fact that it typically requires wrapping DML (data manipulation language) statements in a fair amount of code.
当关系数据库刚开发出来的时候,情况就是这样。但是,幸运的是,许多开发商同意开发一个标准的语言,用来访问和操纵数据库。
When relational databases were first developed, this was the case; but, fortunately, a number of vendors agreed to develop a standard language for accessing and manipulating relational databases.
OpenLaszlo可以使用XPath显示和操纵数据,XPath是一种用于从XML文档检索数据的语言。
OpenLaszlo can be used to display and manipulate data using XPath, a language for retrieving data from an XML document.
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。
Structured Query language (SQL) : a standardized language used to define objects and manipulate data in a relational database.
数据库必须支持至少一个确切的定义语言包括数据定义,数据操纵,数据完整和数据库事务控制等功能。
The database must support at least one clearly defined language that includes functionality for data definition, data manipulation, data integrity, and database transaction control.
数据库必须支持至少一个确切的定义语言包括数据定义,数据操纵,数据完整和数据库事务控制等功能。
The database must support at least one clearly defined language that includes functionality for data definition, data manipulation, data integrity, and database transaction control.
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