Mysql学习总结（27）——Mysql数据库字符串函数

科技D人生发布时间：2016-07-08 13:54:25 ，浏览量：0

注：sql的移植性比较强，函数的移植性不强，一般为数据库软件特有，例如mysql有mysql的函数，oracle有oracle的函数。

1、concat连接字符串：

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Mysql学习总结（27）——Mysql数据库字符串函数

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