標籤:mysql 中文支援
遷移了一套內部系統(confluence)之後,頁面開啟,發現全是問號亂碼了。分析原因:
我是按照如下方式建立資料庫的:
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)
已經設定好了字元集為utf-8,為什麼還會亂碼了。
查看了一下資料庫的編碼格式,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)
找到問題原因,character_set_server不支援UTF8,修改mysql配置並重新載入。
/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
查看資料庫編碼字元集:
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)
重新匯入之前的資料,介面恢複正常。
提示:
在配置confluence串連mysql資料庫的時候切記一定要修改URL:
原始如:
jdbc:mysql://localhost/confluence?sessionVariables=storage_engine%3DInnoDB</property>
有中文,必須讓其支援utf8,不然預設是latin1,需要修改稱如下所示:
jdbc:mysql://localhost/confluence?autoReconnect=true&useUnicode=true&characterEncoding=utf8&sessionVariables=storage_engine%3DInnoDB</property>
使用Unicode編碼,字元編碼為UTF-8,自動重連。
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解決mysql資料庫不能支援中文的問題