incomplete backup. missing files

Hello,

I have a “backup” of an old WordPress site.

But, I think I did not backup the “database”.

The files I have are shown below,

$ ls -l
total 4816
-rw-------  1 ralphy ralphy 4733340 Mar 21  2017 APP-DATA.SQL
-rw-------  1 ralphy ralphy    6662 Mar 21  2017 APP-META.INI
-rw-rw-rw-  1 ralphy ralphy     418 Sep 24  2013 index.php
-rw-rw-rw-  1 ralphy ralphy   19935 Jan  2  2017 license.txt
-rw-rw-rw-  1 ralphy ralphy    5447 Sep 27  2016 wp-activate.php
drwxrwxrwx  9 ralphy ralphy    4096 Mar  7  2017 wp-admin
-rw-rw-rw-  1 ralphy ralphy     364 Dec 19  2015 wp-blog-header.php
-rw-rw-rw-  1 ralphy ralphy    1627 Aug 29  2016 wp-comments-post.php
-rw-rw-rw-  1 ralphy ralphy    3384 Sep 29  2015 wp-config.php
-rw-rw-rw-  1 ralphy ralphy    2853 Dec 16  2015 wp-config-sample.php
drwxrwxrwx  8 ralphy ralphy    4096 Mar 14  2017 wp-content
-rw-rw-rw-  1 ralphy ralphy    3286 May 24  2015 wp-cron.php
drwxrwxrwx 18 ralphy ralphy   12288 Mar  7  2017 wp-includes
-rw-rw-rw-  1 ralphy ralphy    2422 Nov 20  2016 wp-links-opml.php
-rw-rw-rw-  1 ralphy ralphy    3301 Oct 24  2016 wp-load.php
-rw-rw-rw-  1 ralphy ralphy   33939 Nov 20  2016 wp-login.php
-rw-rw-rw-  1 ralphy ralphy    8048 Jan 11  2017 wp-mail.php
-rw-rw-rw-  1 ralphy ralphy   16250 Nov 29  2016 wp-settings.php
-rw-rw-rw-  1 ralphy ralphy   29896 Oct 19  2016 wp-signup.php
-rw-rw-rw-  1 ralphy ralphy    4513 Oct 14  2016 wp-trackback.php
-rw-rw-rw-  1 ralphy ralphy    3065 Aug 31  2016 xmlrpc.php

Do you think this WordPress site is recoverable at all?

Thank you!