문제)
기존 mariadb 로 구동중인서버에...... mysql-client 를 설치해버리면... 기존 mariadb Package 를 모조리 지워버림;;
# apt-get -y install mysql-client
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
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 linux-headers-4.4.0-59 linux-headers-4.4.0-59-generic
linux-image-4.4.0-59-generic mariadb-common mariadb-server-core-10.0 snap-confine
Use 'apt autoremove' to remove them.
The following additional packages will be installed:
mysql-client-5.7 mysql-client-core-5.7
The following packages will be REMOVED:
mariadb-client-10.0 mariadb-client-core-10.0 mariadb-server mariadb-server-10.0
The following NEW packages will be installed:
mysql-client mysql-client-5.7 mysql-client-core-5.7
0 upgraded, 3 newly installed, 4 to remove and 0 not upgraded.
Need to get 8,024 kB of archives.
After this operation, 48.7 MB disk space will be freed.
Get:1 http://rCore.clouds.archive.ubuntu.com/ubuntu xenial-updates/main amd64 mysql-client-core-5.7 amd64 5.7.20-0ubuntu0.16.04.1 [6,339 kB]
Get:2 http://rCore.clouds.archive.ubuntu.com/ubuntu xenial-updates/main amd64 mysql-client-5.7 amd64 5.7.20-0ubuntu0.16.04.1 [1,675 kB]
Get:3 http://rCore.clouds.archive.ubuntu.com/ubuntu xenial-updates/main amd64 mysql-client all 5.7.20-0ubuntu0.16.04.1 [10.1 kB]
Fetched 8,024 kB in 6s (1,204 kB/s)
(Reading database ... 116224 files and directories currently installed.)
Removing mariadb-server (10.0.31-0ubuntu0.16.04.2) ...
Removing mariadb-server-10.0 (10.0.31-0ubuntu0.16.04.2) ...
Removing mariadb-client-10.0 (10.0.31-0ubuntu0.16.04.2) ...
Removing mariadb-client-core-10.0 (10.0.31-0ubuntu0.16.04.2) ...
Processing triggers for man-db (2.7.5-1) ...
Selecting previously unselected package mysql-client-core-5.7.
(Reading database ... 116089 files and directories currently installed.)
Preparing to unpack .../mysql-client-core-5.7_5.7.20-0ubuntu0.16.04.1_amd64.deb ...
Unpacking mysql-client-core-5.7 (5.7.20-0ubuntu0.16.04.1) ...
Selecting previously unselected package mysql-client-5.7.
Preparing to unpack .../mysql-client-5.7_5.7.20-0ubuntu0.16.04.1_amd64.deb ...
Unpacking mysql-client-5.7 (5.7.20-0ubuntu0.16.04.1) ...
Selecting previously unselected package mysql-client.
Preparing to unpack .../mysql-client_5.7.20-0ubuntu0.16.04.1_all.deb ...
Unpacking mysql-client (5.7.20-0ubuntu0.16.04.1) ...
Processing triggers for man-db (2.7.5-1) ...
Setting up mysql-client-core-5.7 (5.7.20-0ubuntu0.16.04.1) ...
Setting up mysql-client-5.7 (5.7.20-0ubuntu0.16.04.1) ...
Setting up mysql-client (5.7.20-0ubuntu0.16.04.1) ...
