configure
./configure –prefix=/usr/local/mysql –with-charset=gb2312 –with-extra-charsets=gbk,utf8


my.cnf增加这两行
[mysqld]
default-character-set=gbk


[client]
default-character-set=gbk


jdbc url:
jdbc:mysql://192.168.0.247:3306/bench?useUnicode=true&characterEncoding=GBK