序言:中文录入失败,报错:Incorrect string value: "xCCxECxB2xC5",如下所示:mysql> set names utf8;
Query OK, 0 rows affected (0.00 sec)mysql> insert into t select 2 as a ,"天才" as b;
ERROR 1366 (HY000): Incorrect string value: "xCCxECxB2xC5" for column "b" at row 1
mysql>
mysql>1,去查看数据库的字符集,是utf8,显示正常的。
mysql> show variables like "%char%";
+--------------------------+----------------------------------+
| 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/local/mysql/share/charsets/ |
+--------------------------+----------------------------------+
8 rows in set (0.00 sec)mysql>2,去查看连接客户端的字符集,
vim /etc/my.cnf
#----------------- UTF-8 -----------------#
skip-character-set-client-handshake
init-connect="SET NAMES utf8"
character-set-server=utf8
#----------------- UTF-8 -----------------#
看到connect连接有utf8设置,也保证了,通过mysql命令行登录看到的是utf8编码的。3,通过sqlyog远程工具操作,在Query窗口执行如下命令:
SET NAMES utf8;
INSERT INTO t SELECT 3 AS a ,"第二梦" AS b;
是成功的,执行界面显示如下:
2 queries executed, 2 success, 0 errors, 0 warningsQuery: set names utf80 row(s) affectedExecution Time : 0 sec
Transfer Time : 0 sec
Total Time : 0.001 sec
--------------------------------------------------Query: insert into t select 3 as a ,"第二梦" as b1 row(s) affectedExecution Time : 0.002 sec
Transfer Time : 0 sec
Total Time : 0.002 sec在sqlyog窗口查询t表,也正常显示中文字符,如下图所示:但是在linux后面使用mysql窗口命令登录,还是乱码,如下所示:mysql> SELECT * FROM t;
+---+-----------+
| a | b |
+---+-----------+
| 1 | bb |
| 1 | ?? |
| 2 | 骞村. |
| 3 | 绗.?姊?|
+---+-----------+
4 rows in set (0.00 sec)mysql>那么以此推断,问题在哪里呢,客户端sqlyog能正常录入中文显示中文,而linux的mysql窗口不行,得去检查os层的linux操作系统的字符集设置。4,检查mysql服务器所在的linux os的字符集
[root@data01 ~]# cat /etc/sysconfig/i18n
LANG="zh_CN.GB18030"
LANGUAGE="zh_CN.GB18030:zh_CN.GB2312:zh_CN"
SUPPORTED="zh_CN.UTF-8:zh_CN:zh:en_US.UTF-8:en_US:en"
SYSFONT="lat0-sun16"
modified by timman on 2015/03/03看到这里面不是GB18030,不是utf8,所以需要重新设置下,从线上copy一下/etc/sysconfig/i18n 的内容,将此改成如下
[root@data01 ~]# cat /etc/sysconfig/i18n
# LANG="zh_CN.GB18030"
# LANGUAGE="zh_CN.GB18030:zh_CN.GB2312:zh_CN"
# SUPPORTED="zh_CN.UTF-8:zh_CN:zh:en_US.UTF-8:en_US:en"
# SYSFONT="lat0-sun16"
# modified by timman on 2015/03/03
LANG="zh_CN.UTF-8"然后重启linux,重启mysql,或者export LANG="zh_CN.UTF-8";
[root@data01 ~]# service mysqld5612 restart
Shutting down MySQL......... SUCCESS!
Starting MySQL..................................................................... SUCCESS!
[root@data01 ~]#
更多详情见请继续阅读下一页的精彩内容: http://www.linuxidc.com/Linux/2015-03/115292p2.htm
MySQL 使用set names 解决乱码问题的原理MySQL在线备份与恢复工具 -->XtraBackup相关资讯 MySQL insert
- MySQL 提高Insert性能 (04月07日)
- MySQL批量Insert应用ON DUPLICATE (05/03/2015 19:38:13)
| - MySQL 回滚 insert 语句导致 ibd (12/11/2015 19:35:09)
|
本文评论 查看全部评论 (0)