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rpm -qa | grep php-mysql
php-mysql-4.3.9-3.22.4

rpm -qa | grep MySQL
MySQL-shared-4.1.20-0
MySQL-devel-standard-4.1.20-0.rhel4
MySQL-client-4.1.20-0
MySQL-server-standard-4.1.20-0.rhel4

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more testconnectmysql.php
<?php
$link=mysql_connect('localhost','root','123456');
if(!$link) echo "ʧ°Ü!";
else echo "³É¹¦!";
mysql_close();
?>

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more test.php
<?
phpinfo();
?>

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./mysql -u root -p
Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 11 to server version: 4.1.20-standard

Type 'help;' or '\h' for help. Type '\c' to clear the buffer.

mysql>


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