MySQL服务端编码设置

安装完mysql，启动后发现服务器默认使用的是lat1编码。

具体操作和查看过程如下：

启动方式：/etc/init.d/mysql.server start

效果：

Database changed
mysql> status
--------------
mysql Ver 14.12 Distrib 5.0.77, for redhat-linux-gnu (x86_64) using readline 5.1

Connection id: 8
Current database: demodb
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 5.5.21 MySQL Community Server (GPL)
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: latin1
Db characterset: utf8
Client characterset: latin1
Conn. characterset: latin1
UNIX socket: /var/lib/mysql/mysql.sock
Uptime: 33 sec

Threads: 7 Questions: 137 Slow queries: 0 Opens: 83 Flush tables: 1 Open tables: 76 Queries per second avg: 4.151
--------------

mysql>

启动方式： /etc/init.d/mysql.server start --character-set-server=utf8

效果：

mysql> use demodb;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A

Database changed
mysql> status;
--------------
mysql  Ver 14.12 Distrib 5.0.77, for redhat-linux-gnu (x86_64) using readline 5.1

Connection id:        4
Current database:    demodb
Current user:        root@localhost
SSL:            Not in use
Current pager:        stdout
Using outfile:        ''
Using delimiter:    ;
Server version:        5.5.21 MySQL Community Server (GPL)
Protocol version:    10
Connection:        Localhost via UNIX socket
Server characterset:    utf8
Db     characterset:    utf8
Client characterset:    latin1
Conn.  characterset:    latin1
UNIX socket:        /var/lib/mysql/mysql.sock
Uptime:            1 min 15 sec

Threads: 4  Questions: 131  Slow queries: 0  Opens: 84  Flush tables: 1  Open tables: 77  Queries per second avg: 1.746
--------------

mysql>

这种方式,在每次启动的时候都需要指定编码参数。否则服务器就使用的是系统默认的lat1编码。

另外一种方法是：

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