目前,我们使用PHP中的以下命令在应用程序中将字符集设置为UTF-8。
由于这有点开销,我们希望将其设置为MySQL中的默认设置。我们可以在/etc/my.cnf或其他位置执行此操作吗?
SET NAMES 'utf8'
SET CHARACTER SET utf8
我在/etc/my.cnf中查找了默认字符集,但没有任何关于字符集的内容。
此时,我执行以下操作将MySQL字符集和排序规则变量设置为UTF-8:
skip-character-set-client-handshake
character_set_client=utf8
character_set_server=utf8
这是处理这件事的正确方法吗?
发布于 2010-08-18 23:34:03
要将缺省值设置为UTF-8,需要将以下内容添加到my.cnf/my.ini中
[client]
default-character-set=utf8mb4
[mysql]
default-character-set=utf8mb4
[mysqld]
collation-server = utf8mb4_unicode_520_ci
init-connect='SET NAMES utf8mb4'
character-set-server = utf8mb4
如果您想更改现有数据库的字符集,请让我知道...你的问题没有直接说明,所以我不确定这是不是你想要做的。
编辑:我在原始答案中用utf8mb4
替换了utf8
,因为utf8
只是UTF-8的一个子集。MySQL和MariaDB都将UTF-8称为utf8mb4
。
发布于 2012-02-19 23:24:19
在my.cnf中的MySQL 5.5上
[mysqld]
init_connect='SET collation_connection = utf8_unicode_ci'
init_connect='SET NAMES utf8'
character-set-server=utf8
collation-server=utf8_unicode_ci
skip-character-set-client-handshake
结果是
mysql> show variables like "%character%";show variables like "%collation%";
+--------------------------+----------------------------+
| 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)
+----------------------+-----------------+
| Variable_name | Value |
+----------------------+-----------------+
| collation_connection | utf8_unicode_ci |
| collation_database | utf8_unicode_ci |
| collation_server | utf8_unicode_ci |
+----------------------+-----------------+
3 rows in set (0.00 sec)
发布于 2012-01-01 04:33:43
NijaCat很接近,但指定了overkill:
要将缺省值设置为UTF-8,需要将以下内容添加到my.cnf
[client]
default-character-set=utf8
[mysqld]
default-character-set = utf8
然后,验证:
mysql> show variables like "%character%";show variables like "%collation%";
+--------------------------+----------------------------+
| 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)
+----------------------+-----------------+
| Variable_name | Value |
+----------------------+-----------------+
| collation_connection | utf8_general_ci |
| collation_database | utf8_general_ci |
| collation_server | utf8_general_ci |
+----------------------+-----------------+
3 rows in set (0.00 sec)
https://stackoverflow.com/questions/3513773
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