原生查询为执行复杂查询提供了一种功能强大的方法，而且不需要学习新的查询语言或使用复杂对象结构对谓词建模。

Native queries provide a powerful way to execute complex queries without having to learn a new query language or resort to complicated object structures to model a predicate.

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大多数开发人员听说过关于反模式的一个很好的例子：结构化查询语言（Structured Query Language，SQL）的错误使用导致 Web 站点受到 SQL 注入攻击。

Most developers have heard of a good example of an anti-pattern: The improper use of Structured Query Language (SQL) libraries that result in SQL injection attacks on Web sites.

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关系数据库使用结构化查询语言(Structured Query Language, SQL)以便从多个表和列中提取信息，但是键值存储仅限于对键列的操作。

Relational databases use Structured Query Language (SQL) to pull information from multiple tables and columns, but key-value stores are limited to operations on the key column.

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