data manipulation language

The language features the complex engineering object definition and manipulation, multi-version data manage-ment, local database definition, generation and manipulation for supporting long term engineering application transactions, the integrity control localization, and schema modification.

面向复杂工程对象的定义和操作，多版本数据的管理，定义、生成和操作局部库以支持工程应用长事务、完整性控制的局部化和模式的修改，是COHORL的主要功能。

IDL ( Interactive Data Language ) A cross-platform data manipulation and visualization tool developed by Research Systems, Incorporated.

交互式数据语言. 跨平台 的数据操作和可视化工具.

Its name was changed for legal reasons to SQL ( Structured Query Language) even though it was built out to become a full data manipulation and definition language.

出于法律原因它被更名为SQL（Structured Query Language），虽然它的构建初衷是成为一个完全的数据操作和定义语言。

Data Definition Language ( DDL) and Data Manipulation Language ( DML)

数据定义语言（DDL）和数据操作语言（DML）

Non-Procedural Query Language: Relational-type database include a data manipulation language called SQL ( Structured Query Language).

非过程化的查询语言：关系型数据库包括一种称作结构化查询语言（Structured Query Language，SQL）的数据操作语言。