[falguni1]

Is this correct

$config['Database']['mydata']	This value should be altered to state the name of the database that will contain your vBulletin installation on the database server.
$config['Database']['admin@uuuu.com']	An email address should be entered here. All database error messages will be forwarded to the email address provided.
$config['MasterServer']['hostgator']	This sets the address of your database server. On most installations the database server is located on the same computer as the web server, in which case the address should be set to 'localhost', otherwise use the address of the database server as supplied by your web host.
$config['MasterServer']['admin']	This variable contains the username provided to you by your host for connecting to your database server.
$config['MasterServer']['vanilla']	The password that accompanies the database username should be entered here.