LINQ 图解

红太狼 2022-03-29 04:26 206阅读 0赞

原创地址：[http://www.cnblogs.com/jfzhu/archive/2013/01/01/2841332.html][http_www.cnblogs.com_jfzhu_archive_2013_01_01_2841332.html]

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LINQ，语言集成查询（Language INtegrated Query）是一组用于c\#和Visual Basic语言的扩展。它允许编写C\#或者Visual Basic代码以查询数据库相同的方式操作内存数据。

从技术角度而言，LINQ定义了大约40个查询操作符，如select、from、in、where以及order by（C\#中）。使用这些操作符可以编写查询语句。不过，这些查询还可以基于很多类型的数据，每个数据类型都需要一个单独的LINQ类型。

看图，不解释

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[http_www.cnblogs.com_jfzhu_archive_2013_01_01_2841332.html]: http://www.cnblogs.com/jfzhu/archive/2013/01/01/2841332.html
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