$ sudo apt-get remove libcddb2 

Uninstall libcddb2 including dependent package

If you would like to remove libcddb2 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libcddb2 

Use Purging libcddb2

If you use with purge options to libcddb2 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libcddb2 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove libcddb2 

See Also,