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mysql怎么改字體編碼,mysql修改字段編碼格式

mysql 更改數(shù)據(jù)庫字符編碼的方法

mysql如何更改數(shù)據(jù)庫字符編碼?借助客戶端工具很容易就可以更改了,下面來看一下。

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01

打開navicat客戶端工具,在左邊找到要更改的數(shù)據(jù)庫。

02

右鍵點擊這個數(shù)據(jù)庫,在菜單上點擊數(shù)據(jù)庫屬性選項。

03

在彈出的屬性窗口上,點擊默認字符集下的下拉框。

04

在彈出的下拉選項里,點擊選中要使用的字符集就行了,比如選擇常用的utf8字符集,點擊ok按鈕就行了。

如何修改mysql的字符庫編碼解決中文亂碼問題

1、修改配置文件,在其中分別加入以下,重啟數(shù)據(jù)庫

[client]

default-character-set=utf8

[mysql]

default-character-set=utf8

[mysqld]

character-set-server=utf8

2、查看系統(tǒng)字符集

cat /etc/sysconfig/i18n 修改這個文件就可以實現(xiàn)修改系統(tǒng)字符集

LANG=en_US.UTF-8

3、

臨時試修改字段字符集,然后查詢數(shù)據(jù)看能否正常顯示

set names utf8; (會話級別的修改不會影響實際數(shù)據(jù))

怎樣更改MySQL數(shù)據(jù)庫編碼為UTF-8或者GB2312,應(yīng)該怎么做?

以更改為UTF-8為例,GB2312雷同。

1、關(guān)閉mysql服務(wù)(以下為命令行中執(zhí)行)

view plaincopy

service?mysql?stop

2、修改 /etc/mysql/my.cnf ?(默認的安裝路徑)

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vim?/etc/mysql/my.cnf

打開my.cnf后,在文件內(nèi)的[mysqld]下增加如下兩行設(shè)置:

character_set_server=utf8

init_connect='SET?NAMES?utf8'

然后保存退出。

3、重新啟動mysql服務(wù)

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service?mysql?start

至此,完成修改默認編碼,登陸mysql后重新使用show variable like '%character%'獲得的輸出效果如下:

如何修改MYSQL的字符編碼

查看字符集設(shè)置

mysql show variables like 'collation_%';

+----------------------+-----------------+

| Variable_name | Value |

+----------------------+-----------------+

| collation_connection | utf8_general_ci |

| collation_database | utf8_general_ci |

| collation_server | utf8_general_ci |

+----------------------+-----------------+

3 rows in set (0.02 sec)

mysql show variables like 'character_set_%';

+--------------------------+----------------------------+

| 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 (0.02 sec)

mysql

其他的一些設(shè)置方法:

修改數(shù)據(jù)庫的字符集

mysqluse mydb

mysqlalter database mydb character set utf-8;

創(chuàng)建數(shù)據(jù)庫指定數(shù)據(jù)庫的字符集

mysqlcreate database mydb character set utf-8;

通過配置文件修改:

修改/var/lib/mysql/mydb/db.opt

default-character-set=latin1

default-collation=latin1_swedish_ci

default-character-set=utf8

default-collation=utf8_general_ci

重起MySQL:

[root@bogon ~]# /etc/rc.d/init.d/mysql restart

通過MySQL命令行修改:

mysql set character_set_client=utf8;

Query OK, 0 rows affected (0.00 sec)

mysql set character_set_connection=utf8;

Query OK, 0 rows affected (0.00 sec)

mysql set character_set_database=utf8;

Query OK, 0 rows affected (0.00 sec)

mysql set character_set_results=utf8;

Query OK, 0 rows affected (0.00 sec)

mysql set character_set_server=utf8;

Query OK, 0 rows affected (0.00 sec)

mysql set character_set_system=utf8;

Query OK, 0 rows affected (0.01 sec)

mysql set collation_connection=utf8;

Query OK, 0 rows affected (0.01 sec)

mysql set collation_database=utf8;

Query OK, 0 rows affected (0.01 sec)

mysql set collation_server=utf8;

Query OK, 0 rows affected (0.01 sec)

查看:

mysql show variables like 'character_set_%';

+--------------------------+----------------------------+

| 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 (0.03 sec)

mysql show variables like 'collation_%';

+----------------------+-----------------+

| Variable_name | Value |

+----------------------+-----------------+

| collation_connection | utf8_general_ci |

| collation_database | utf8_general_ci |

| collation_server | utf8_general_ci |

+----------------------+-----------------+

3 rows in set (0.04 sec)

名稱欄目:mysql怎么改字體編碼,mysql修改字段編碼格式
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