PHP Code:
<?php
$db = mysql_connect("host","user","pass");
if (!$db)
{
die('Could not connect: ' . mysql_error());
} if (mysql_query("CREATE DATABASE my_db",$db))
{
echo "Database created";
}
else
{
echo "Error creating database: " . mysql_error();
} mysql_close($db);
?>
That's to create a database.