root@controller:~# apt-get install mariadb-server python-pymysql
Reading package lists… Done
Building dependency tree

Reading state information… Done
The following additional packages will be installed:
  libaio1 libcgi-fast-perl libcgi-pm-perl libdbd-mysql-perl libdbi-perl
libencode-locale-perl
  libfcgi-perl libhtml-parser-perl libhtml-tagset-perl libhtml-template-perl
  libhttp-date-perl libhttp-message-perl libio-html-perl liblwp-mediatypes-perl
  libmysqlclient20 libterm-readkey-perl libtimedate-perl liburi-perl mariadb-
client-10.0
  mariadb-client-core-10.0 mariadb-common mariadb-server-10.0 mariadb-server-
core-10.0
  mysql-common
Suggested packages:
  libclone-perl libmldbm-perl libnet-daemon-perl libsql-statement-perl libdata-
dump-perl
  libipc-sharedcache-perl libwww-perl mailx mariadb-test tinyca python-pymysql-doc
The following NEW packages will be installed:
  libaio1 libcgi-fast-perl libcgi-pm-perl libdbd-mysql-perl libdbi-perl
libencode-locale-perl
  libfcgi-perl libhtml-parser-perl libhtml-tagset-perl libhtml-template-perl
  libhttp-date-perl libhttp-message-perl libio-html-perl liblwp-mediatypes-perl
  libmysqlclient20 libterm-readkey-perl libtimedate-perl liburi-perl mariadb-
client-10.0
  mariadb-client-core-10.0 mariadb-common mariadb-server mariadb-server-10.0
  mariadb-server-core-10.0 mysql-common python-pymysql
0 upgraded, 26 newly installed, 0 to remove and 0 not upgraded.
Need to get 16.5 MB of archives.
After this operation, 144 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 mysql-common
all 5.7.12-0ubuntu1 [17.0 kB]
Get:2 http://us.archive.ubuntu.com/ubuntu xenial/universe amd64 mariadb-common
all 10.0.24-7 [16.6 kB]
…
Setting up mariadb-server (10.0.24-7) …
Processing triggers for libc-bin (2.23-0ubuntu3) …
Processing triggers for systemd (229-4ubuntu6) …
Processing triggers for ureadahead (0.100.0-19) …