linux环境下删除包含特殊字符的文件或目录 ls -liUse find command as follows to delete the file if the file has inode number 4063242: $ find . -inum 4063242 -deleteOR$ find . -inum 4063242 -exec rm -i {} \;
mysql判断是否包含某个字符的方法用locate 是最快的,like 最慢.position一般实战例子:select * from historydatawhere locate('0',opennum) and locate('1',opennum)order by number desc limit 10; 方法一:locate(字符,字段名)使用locate(字符,字段名)函数,如果包含,返回>0的数,否则返回0 , 它的别名是 position inselect * from 表名