查看字符集
show character set
查看字符序
show collation;
_ci表示大小写不敏感,_cs敏感
show global variables like ‘%character%’;
服务器
vim /etc/my.cnf
[mysqld]
character_set_server=utf8
collation_server=utf8_general_ci
数据库
create database mydb character set utf8 collate utf8_general_ci;
数据表
create table goods(
-> gid bigint auto_increment primary key,
-> name varchar(50)
-> )default charset=utf8 default collate=utf8_bin;
修改表字符集
alter table teacher convert to character set utf8;
解决乱码
设置client connection,result一致
mysql> set names utf8;
Query OK, 0 rows affected (0.00 sec)
mysql> show variables like ‘%character%’;
±-------------------------±---------------------------+
| Variable_name | Value |
±-------------------------±---------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | latin1 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | latin1 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
±-------------------------±---------------------------+
8 rows in set (0.00 sec)
