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MySqlConnection myConnection = new MySqlConnection("Database=test2;Data Source=localhost;User Id=root;Password=ikmbikmb;Charset=gbk");


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ÔÚmysqlÖÐÊäÈëSHOW variables like "have_%"²é¿´£¬ÏÔʾÈçÏ£º
mysql> SHOW variables like "have_%";
  
+-----------------------+----------+
| Variable_name         | Value    |
+-----------------------+----------+
| have_archive     ......

mysql 5.0 ¼¯Èº¸ºÔؾùºâ—¾­¹ý²âÊÔ


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http://www.cnlinux.net
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Server1:ndbd 192.168.0.11
Server2:ndbd 192.168.0.12
Server3:mysqld --ndb-cluster 192.168.0.13 (ndbd_mgm ndbd_mgmdÒ²ÔÚ±¾»ú)
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RH ES3
kernel-2.4.21-9.EL
glibc-2.3.2-95.6
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mysql-max-5.0.22-lin ......

MsSQL,MySQL,Oracle,Êý¾Ý¿âÁ¬½Ó×Ö¶Î

Ms sql 2000
drivername=com.microsoft.jdbc.sqlserver.SQLServerDriver
url=jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=books
username=sa
password=sa
MySQL
drivername=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost/books
username=root
password=root
Oracle
drivername=orac ......

MySQL¿Í»§¶ËÃüÁîÐÐÓ¦Óü¼ÇÉ

1.ʵÏÖTAB¼ü²¹È«
SHELL>vi /etc/my.cnf
[mysql]
#no-auto-rehash
auto-rehash
SHELL>reboot mysqld
note: 1.ÒªÏÈuseµ½Ä³¸öÊý¾Ý¿âÏ£»2.Òª²¹È«µÄ¹Ø¼ü×ÖÐèÒª´óд¡£
2.promptÈòÙ×÷¸ü¼ÓÇå³þ
mysql>prompt \u@\h(\d) \r:\m:\s    (ÁÙʱ)
[mysql]   £¨³¤¾Ã£©
prompt=\\u@\\h
3.pagerÈÃä ......

php PDO Á´½Ó mysql ×î¼òµ¥ ʵÀý

define("DB_SERVER","127.0.0.1");
define("DB_PORT",3306);
define("DB_CATALOG","uab");
define("DB_USERID","root");
define("DB_PASSWORD","");
$dsn="mysql:host=".DB_SERVER.";port=".DB_PORT.";dbname=".DB_CATALOG;
self::$__PDO=new PDO($dsn, DB_USERID, DB_PASSWORD);
//support long connection
self:: ......
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