YQL is basically a query language based on SQL that lets you query and retrieve structured data from multiple services in a standard way.

YQL基本上就是一种基于SQL的查询语言，允许以标准的方式从多个服务中查询和检索结构化数据。

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The database system based on the standard query language — SQL, makes user can easily manage and operate on the database.Users can manage the corporation better because of the database technology.

SQL结构化查询语言基础上建立的数据库系统使得用户能够对数据库进行简单的操作和管理。通过数据库技术可以让用户更好地对企业进行管理。

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The query on the index would have been performed using standard Structured Query Language (SQL).

对索引的查询将使用标准结构化查询语言（Structured Query Language，SQL）来执行。

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