这篇文章主要介绍mysql中文字符的问题怎么处理，文中介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们一定要看完！
mysql中文字符的问题
mysql5.1上成功更改的例子：
1.在my.cnf中clent和mysqld加入default-character-set=utf8
2. 更改数据库字符集
3.创建数据库表字符集
4.更改兼容中文的gbk
以下是详细过程
mysql> use mysql
Database changed
mysql> CREATE TABLE pingfen
-> (CODE VARCHAR(20),
-> ZONGHEPINGFEN Decimal(12,3),
-> DATE_INSERT DATEtime,
-> NEIRONG LONGTEXT,
-> JISHU Decimal(12,3),
-> ZIJIN Decimal(12,3),
-> XIAOXI Decimal(12,3),
-> HANGYE Decimal(12,3),
-> JIBEN Decimal(12,3),
-> PAIXU_TIPS Decimal(12,3),
-> DUANQI VARCHAR(100),
-> ZHONGQI VARCHAR(100),
-> CHANGQI VARCHAR(100),
-> CHENGBEN Decimal(12,3),
-> CHENGBENMIAOSHU VARCHAR(500),
-> WURIZIJIN VARCHAR(100)
-> ) ENGINE=InnoDB AUTO_INCREMENT=32 DEFAULT CHARSET=utf8;
Query OK, 0 rows affected (0.02 sec)
mysql> insert into table pingfen(zonghepingfen,duanqi) values(6,'你好');
'> ;
'> ;
'> /
'> ;
'> exit
'> exit;
'> by;
'> Ctrl-C -- exit!
Aborted
[root@master yum.repos.d]# mysql -uroot
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 4
Server version: 5.1.71 Source distribution
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use mysql mysql
Database changed
mysql> insert into pingfen(zonghepingfen,duanqi) values(6,'你好');
Query OK, 1 row affected, 1 warning (0.01 sec)
mysql> select * from pingfen;
+------+---------------+-------------+---------+-------+-------+--------+--------+-------+------------+--------+---------+---------+----------+-----------------+-----------+
| CODE | ZONGHEPINGFEN | DATE_INSERT | NEIRONG | JISHU | ZIJIN | XIAOXI | HANGYE | JIBEN | PAIXU_TIPS | DUANQI | ZHONGQI | CHANGQI | CHENGBEN | CHENGBENMIAOSHU | WURIZIJIN |
+------+---------------+-------------+---------+-------+-------+--------+--------+-------+------------+--------+---------+---------+----------+-----------------+-----------+
| NULL | 6.000 | NULL | NULL | NULL | NULL | NULL | NULL | NULL | NULL | | NULL | NULL | NULL | NULL | NULL |
+------+---------------+-------------+---------+-------+-------+--------+--------+-------+------------+--------+---------+---------+----------+-----------------+-----------+
1 row in set (0.00 sec)
mysql> set names utf8;
Query OK, 0 rows affected (0.00 sec)
mysql> select * from pingfen;
+------+---------------+-------------+---------+-------+-------+--------+--------+-------+------------+--------+---------+---------+----------+-----------------+-----------+
| CODE | ZONGHEPINGFEN | DATE_INSERT | NEIRONG | JISHU | ZIJIN | XIAOXI | HANGYE | JIBEN | PAIXU_TIPS | DUANQI | ZHONGQI | CHANGQI | CHENGBEN | CHENGBENMIAOSHU | WURIZIJIN |
+------+---------------+-------------+---------+-------+-------+--------+--------+-------+------------+--------+---------+---------+----------+-----------------+-----------+
| NULL | 6.000 | NULL | NULL | NULL | NULL | NULL | NULL | NULL | NULL | | NULL | NULL | NULL | NULL | NULL |
+------+---------------+-------------+---------+-------+-------+--------+--------+-------+------------+--------+---------+---------+----------+-----------------+-----------+
1 row in set (0.00 sec)
mysql> select duanqi from pingfen;
+--------+
| duanqi |
+--------+
| |
+--------+
1 row in set (0.00 sec)
mysql> insert into pingfen(zonghepingfen,duanqi) values(6,'你好111111111111111111');
Query OK, 1 row affected, 1 warning (0.01 sec)
mysql> commit;
Query OK, 0 rows affected (0.00 sec)
mysql> select duanqi from pingfen;
+--------+
| duanqi |
+--------+
| |
| |
+--------+
2 rows in set (0.00 sec)
mysql> set names gbk;
Query OK, 0 rows affected (0.00 sec)
mysql> select duanqi from pingfen;
+--------+
| duanqi |
+--------+
| |
| |
+--------+
2 rows in set (0.00 sec)
mysql> alter table pingfen character set gbk; 更改兼容中文的gbk
Query OK, 2 rows affected (0.07 sec)
Records: 2 Duplicates: 0 Warnings: 0
mysql> select duanqi from pingfen;
+--------+
| duanqi |
+--------+
| |
| |
+--------+
2 rows in set (0.00 sec)
mysql> insert into pingfen(zonghepingfen,duanqi) values(6,'你好111111111111111111');
Query OK, 1 row affected (0.01 sec)
mysql> select duanqi from pingfen;
+------------------------+
| duanqi |
+------------------------+
| |
| |
| 你好111111111111111111 |
+------------------------+
3 rows in set (0.00 sec)
mysql>
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