标签:mysql   like   escape   百分号   通配符   
MySql的like语句中的通配符:百分号、下划线和escape
%代表任意多个字符
select * from user where username like ‘%huxiao‘; 
select * from user where username like ‘huxiao%‘; 
select * from user where username like ‘%huxiao%‘; 
_代表一个字符
Sql代码 
select * from user where username like ‘_‘; 
select * from user where username like ‘huxia_‘; 
select * from user where username like ‘h_xiao‘; 
如果我就真的要查%或者_,怎么办呢?使用escape,转义字符后面的%或_就不作为通配符了,注意前面没有转义字符的%和_仍然起通配符作用
Sql代码 
select username from gg_user where username like ‘%xiao/_%‘ escape ‘/‘; 
select username from gg_user where username like ‘%xiao/%%‘ escape ‘/‘; 
MySql的like语句中的通配符:百分号、下划线和escape,布布扣,bubuko.com
MySql的like语句中的通配符:百分号、下划线和escape
标签:mysql   like   escape   百分号   通配符   
原文地址:http://blog.csdn.net/yc7369/article/details/36425091