mysql 5.5 client 字符集_rhel4 mysql5.5 字符集_character set
和oracle字符集一樣,有些暈,太細了
小結:
1,字符集分為:服務器,數據庫,表,連接,列等
對應參數為:
mysql> show variables like 'chara%';
+--------------------------+----------------------------+
| Variable_name??????????? | Value????????????????????? |
+--------------------------+----------------------------+
| character_set_client???? | latin1???????????????????? |
| character_set_connection | latin1???????????????????? |
| character_set_database?? | gb2312???????????????????? |
| character_set_filesystem | binary???????????????????? |
| character_set_results??? | latin1???????????????????? |
| character_set_server???? | gb2312???????????????????? |
| character_set_system???? | utf8?????????????????????? |
| character_sets_dir?????? | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
8 rows in set (0.00 sec)
mysql> show variables like 'collation%';#類似于oracle show parameter呵呵
+----------------------+-------------------+
| Variable_name??????? | Value???????????? |
+----------------------+-------------------+
| collation_connection | latin1_swedish_ci |
| collation_database?? | gb2312_chinese_ci |
| collation_server???? | gb2312_chinese_ci |
+----------------------+-------------------+
3 rows in set (0.00 sec)
mysql>
2,創建或修改字符集
create dababase zxy character set gb2312;
alter database zxy character set gb2312;
set character_set_server=latin;
啟動mysqld指定default_character_set參數
配置/etc/my.cnf中的client及server節關于default_character_set參數
總結
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