<?php

    return [
        'driver'=>'mysqli',
        'host'=>'localhost',
        'user'=>'root',
        'password'=>'',
        'database'=>'mangadb'
    ];

?>

<?php

    return [
        'driver'=>'mysqli',
        'host'=>'localhost',
        'user'=>'root',
        'password'=>'',
        'database'=>'mediadb'
    ];

?>

Change back database name to mediadb
Change back database name to mediadb
