root@irc:/# apt-get install mysql-server
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
  mysql-server
0 upgraded, 1 newly installed, 0 to remove and 6 not upgraded.
Need to get 0 B/11.6 kB of archives.
After this operation, 116 kB of additional disk space will be used.
Selecting previously unselected package mysql-server.
(Reading database ... 88388 files and directories currently installed.)
Unpacking mysql-server (from .../mysql-server_5.5.31-0ubuntu0.12.04.1_all.deb) ...
Setting up mysql-server (5.5.31-0ubuntu0.12.04.1) ...
root@irc:/#