ubuntu MySQL資料庫輸入中文亂碼 解決方案

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上載者:User

標籤:編碼   檔案中   技術   start   tar   ash   .so   value   init.d   

一、登入MySQL查看用SHOW VARIABLES LIKE ‘character%’;下字元集,顯示如下:

+--------------------------+----------------------------+
| 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/ |
+--------------------------+----------------------------+

character_set_database和character_set_server的預設字元集還是latin1。

二、最簡單的完美修改方法,修改mysql的my.cnf檔案中的字元集索引值(注意配置的欄位細節):

1、在[client]欄位裡加入default-character-set=utf8,如下:

[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
default-character-set=utf8

2、在[mysqld]欄位裡加入character-set-server=utf8,如下:

[mysqld]
port = 3306
socket = /var/lib/mysql/mysql.sock
character-set-server=utf8

3、在[mysql]欄位裡加入default-character-set=utf8,如下:

[mysql]
no-auto-rehash
default-character-set=utf8

修改完成後,service mysql restart重啟mysql服務就生效。注意:[mysqld]欄位與[mysql]欄位是有區別的。這點在網上沒人反饋過。

使用SHOW VARIABLES LIKE ‘character%’;查看,探索資料庫編碼全已改成utf8。

+--------------------------+----------------------------+
| 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/ |
+--------------------------+----------------------------+


4、如果上面的都修改了還亂碼,那剩下問題就一定在connection串連層上。解決方案是在發送查詢前執行一下下面這句(直接寫在SQL檔案的最前面):
SET NAMES ‘utf8‘;

它相當於下面的三句指令:

SET character_set_client = utf8;
SET character_set_results = utf8;
SET character_set_connection = utf8;


網上很多其他方法不能徹底解決這個問題,這個可以完美解決!

 

附註:MySQL資料庫啟動,關閉,重啟:

 開始 sudo /etc/init.d/mysql start  

 停止 sudo /etc/init.d/mysql stop 

 重啟 sudo /etc/init.d/mysql restart

 

ubuntu MySQL資料庫輸入中文亂碼 解決方案

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