mysql 中文乱码

alter database dbname character set utf8;

alter table tbname character set utf8;

alter table tbname modify fieldname varchar(32) character set utf8;

……………………

locate my.cnf

vim /etc/mysql/my.cnf

[client]
default-character-set=utf8

[mysql]
default-character-set=utf8

[mysqld]
collation-server = utf8_unicode_ci
init-connect='SET NAMES utf8'
character-set-server = utf8