SQL 手册SQL 函数字符串函数QUOTE本页总览QUOTEquote description Syntax VARCHAR quote(VARCHAR str) 将参数中所有的字符串按原样输出,并用''套起来 example mysql> select quote('hello world!\\t');+-------------------------+| quote('hello world!\t') |+-------------------------+| 'hello world!\t' |+-------------------------+ keywords QUOTE