您可能希望查看配置数据库连接的configuration.php和变量:
var $dbtype = 'mysql';
var $host = 'localhost';
var $user = 'your database username';
var $password = 'your database password';
var $db = 'database name';
var $dbprefix = 'jos_';
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该文件应该在您的joomla-root中.