解决mysql数据库不能支持中文的问题
2015-12-01 14:05
591 查看
迁移了一套内部系统(confluence)之后,页面打开,发现全是问号乱码了。分析原因:
我是按照如下方式创建数据库的:
mysql> create database confluence character set utf8 collate utf8_bin;
Query OK, 1 row affected (0.00 sec)
mysql> grant all on conflence.* to 'confluence'@'%' identified by '456456';
Query OK, 0 rows affected (0.00 sec)
mysql> grant all on confluence.* to 'confluence'@'localhost' identified by '456456';
Query OK, 0 rows affected (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
已经设置好了字符集为utf-8,为什么还会乱码了。
查看了一下数据库的编码格式,如下:
mysql> show variables like '%char%';
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| 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)
找到问题原因,character_set_server不支持UTF8,修改mysql配置并重新加载。
/etc/init.d/mysqld stop
vi /etc/my.cnf
添加:
character_set_server=utf8
init_connect='SET NAMES utf8'
3. /etc/init.d/mysqld start
查看数据库编码字符集:
mysql> show variables like '%char%';
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
8 rows in set (0.00 sec)
重新导入之前的数据,界面恢复正常。
提示:
在配置confluence连接mysql数据库的时候切记一定要修改URL:
原始如:
jdbc:mysql://localhost/confluence?sessionVariables=storage_engine%3DInnoDB</property>
有中文,必须让其支持utf8,不然默认是latin1,需要修改称如下所示:
jdbc:mysql://localhost/confluence?autoReconnect=true&useUnicode=true&characterEncoding=utf8&sessionVariables=storage_engine%3DInnoDB</property>
使用Unicode编码,字符编码为UTF-8,自动重连。
如图:
我是按照如下方式创建数据库的:
mysql> create database confluence character set utf8 collate utf8_bin;
Query OK, 1 row affected (0.00 sec)
mysql> grant all on conflence.* to 'confluence'@'%' identified by '456456';
Query OK, 0 rows affected (0.00 sec)
mysql> grant all on confluence.* to 'confluence'@'localhost' identified by '456456';
Query OK, 0 rows affected (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
已经设置好了字符集为utf-8,为什么还会乱码了。
查看了一下数据库的编码格式,如下:
mysql> show variables like '%char%';
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| 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)
找到问题原因,character_set_server不支持UTF8,修改mysql配置并重新加载。
/etc/init.d/mysqld stop
vi /etc/my.cnf
添加:
character_set_server=utf8
init_connect='SET NAMES utf8'
3. /etc/init.d/mysqld start
查看数据库编码字符集:
mysql> show variables like '%char%';
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
8 rows in set (0.00 sec)
重新导入之前的数据,界面恢复正常。
提示:
在配置confluence连接mysql数据库的时候切记一定要修改URL:
原始如:
jdbc:mysql://localhost/confluence?sessionVariables=storage_engine%3DInnoDB</property>
有中文,必须让其支持utf8,不然默认是latin1,需要修改称如下所示:
jdbc:mysql://localhost/confluence?autoReconnect=true&useUnicode=true&characterEncoding=utf8&sessionVariables=storage_engine%3DInnoDB</property>
使用Unicode编码,字符编码为UTF-8,自动重连。
如图:
相关文章推荐
- MySQL中的integer 数据类型
- MySQL存储过程
- mysql中int、bigint、smallint 和 tinyint的区别与长度
- mysql load data 导出、导入 csv
- source命令执行SQL脚本文件
- MySQL创建用户及权限控制
- MySQL管理数据表
- linux下mysql添加用户
- mysql procedure
- mysql触发器
- MySQL 备份和恢复策略
- mac下安装mysql(转载)
- mysql 修改编码 Linux/Mac/Unix/通用(杜绝修改后无法启动的情况!)
- MySQL数据的导出、导入(mysql内部命令:mysqldump、mysql)
- mysql数据行转列
- Linux下修改MySQL编码的方法
- MySQL Server 日志
- MySQL 安全事宜
- MySQL 备份与恢复