apt-get install mysql-server mysql-client mysql-workbench
Reading package lists... Done
Building dependency tree
Reading state information... Done
mysql-workbench is already the newest version.
mysql-client is already the newest version.
mysql-server is already the newest version.
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
 mysql-server : Depends: mysql-server-5.5 but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).