Issue

We will install the mysql common server V5.7. We start the installation with following steps:

yum localinstall mysql-community-server-5.7.10-1.el7.x86_64.rpm 

Loaded plugins: product-id, rhnplugin
This system is receiving updates from RHN Classic or Red Hat Satellite.
Examining mysql-community-server-5.7.10-1.el7.x86_64.rpm: mysql-community-server-5.7.10-1.el7.x86_64
Marking mysql-community-server-5.7.10-1.el7.x86_64.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package mysql-community-server.x86_64 0:5.7.10-1.el7 will be installed
--> Processing Dependency: mysql-community-client(x86-64) = 5.7.10-1.el7 for package: mysql-community-server-5.7.10-1.el7.x86_64
--> Processing Dependency: mysql-community-common(x86-64) = 5.7.10-1.el7 for package: mysql-community-server-5.7.10-1.el7.x86_64
--> Finished Dependency Resolution
Error: Package: mysql-community-server-5.7.10-1.el7.x86_64 (/mysql-community-server-5.7.10-1.el7.x86_64)
           Requires: mysql-community-client(x86-64) = 5.7.10-1.el7
Error: Package: mysql-community-server-5.7.10-1.el7.x86_64 (/mysql-community-server-5.7.10-1.el7.x86_64)
           Requires: mysql-community-common(x86-64) = 5.7.10-1.el7
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest

Next....

yum localinstall mysql-community-client-5.7.10-1.el7.x86_64.rpm 

Loaded plugins: product-id, rhnplugin
This system is receiving updates from RHN Classic or Red Hat Satellite.
Examining mysql-community-client-5.7.10-1.el7.x86_64.rpm: mysql-community-client-5.7.10-1.el7.x86_64
Marking mysql-community-client-5.7.10-1.el7.x86_64.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package mysql-community-client.x86_64 0:5.7.10-1.el7 will be installed
--> Processing Dependency: mysql-community-libs(x86-64) = 5.7.10-1.el7 for package: mysql-community-client-5.7.10-1.el7.x86_64
--> Finished Dependency Resolution
Error: Package: mysql-community-client-5.7.10-1.el7.x86_64 (/mysql-community-client-5.7.10-1.el7.x86_64)
           Requires: mysql-community-libs(x86-64) = 5.7.10-1.el7
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest

Next...

yum localinstall mysql-community-libs-5.7.10-1.el7.x86_64.rpm 

Loaded plugins: product-id, rhnplugin
This system is receiving updates from RHN Classic or Red Hat Satellite.
Examining mysql-community-libs-5.7.10-1.el7.x86_64.rpm: mysql-community-libs-5.7.10-1.el7.x86_64
Marking mysql-community-libs-5.7.10-1.el7.x86_64.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package mariadb-libs.x86_64 1:5.5.44-1.el7_1 will be obsoleted
--> Processing Dependency: libmysqlclient.so.18()(64bit) for package: 1:net-snmp-5.7.2-20.el7_1.1.x86_64
--> Processing Dependency: libmysqlclient.so.18()(64bit) for package: 2:postfix-2.10.1-6.el7.x86_64
--> Processing Dependency: libmysqlclient.so.18(libmysqlclient_18)(64bit) for package: 2:postfix-2.10.1-6.el7.x86_64
---> Package mysql-community-libs.x86_64 0:5.7.10-1.el7 will be obsoleting
--> Processing Dependency: mysql-community-common(x86-64) = 5.7.10-1.el7 for package: mysql-community-libs-5.7.10-1.el7.x86_64
--> Finished Dependency Resolution
Error: Package: mysql-community-libs-5.7.10-1.el7.x86_64 (/mysql-community-libs-5.7.10-1.el7.x86_64)
           Requires: mysql-community-common(x86-64) = 5.7.10-1.el7
Error: Package: 2:postfix-2.10.1-6.el7.x86_64 (@anaconda/7.1)
           Requires: libmysqlclient.so.18()(64bit)
           Removing: 1:mariadb-libs-5.5.44-1.el7_1.x86_64 (@rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Obsoleted By: mysql-community-libs-5.7.10-1.el7.x86_64 (/mysql-community-libs-5.7.10-1.el7.x86_64)
              ~libmysqlclient.so.20()(64bit)
           Available: 1:mariadb-libs-5.5.35-3.el7.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.37-1.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.40-1.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.40-2.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.41-2.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
Error: Package: 1:net-snmp-5.7.2-20.el7_1.1.x86_64 (@rhel-x86_64-server-7.1.eus)
           Requires: libmysqlclient.so.18()(64bit)
           Removing: 1:mariadb-libs-5.5.44-1.el7_1.x86_64 (@rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Obsoleted By: mysql-community-libs-5.7.10-1.el7.x86_64 (/mysql-community-libs-5.7.10-1.el7.x86_64)
              ~libmysqlclient.so.20()(64bit)
           Available: 1:mariadb-libs-5.5.35-3.el7.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.37-1.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.40-1.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.40-2.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
           Available: 1:mariadb-libs-5.5.41-2.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18()(64bit)
Error: Package: 2:postfix-2.10.1-6.el7.x86_64 (@anaconda/7.1)
           Requires: libmysqlclient.so.18(libmysqlclient_18)(64bit)
           Removing: 1:mariadb-libs-5.5.44-1.el7_1.x86_64 (@rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18(libmysqlclient_18)(64bit)
           Obsoleted By: mysql-community-libs-5.7.10-1.el7.x86_64 (/mysql-community-libs-5.7.10-1.el7.x86_64)
               Not found
           Available: 1:mariadb-libs-5.5.35-3.el7.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18(libmysqlclient_18)(64bit)
           Available: 1:mariadb-libs-5.5.37-1.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18(libmysqlclient_18)(64bit)
           Available: 1:mariadb-libs-5.5.40-1.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18(libmysqlclient_18)(64bit)
           Available: 1:mariadb-libs-5.5.40-2.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18(libmysqlclient_18)(64bit)
           Available: 1:mariadb-libs-5.5.41-2.el7_0.x86_64 (rhel-x86_64-server-7.1.eus)
               libmysqlclient.so.18(libmysqlclient_18)(64bit)
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest

Next....

yum remove mariadb-libs
Loaded plugins: product-id, rhnplugin
This system is receiving updates from RHN Classic or Red Hat Satellite.
Resolving Dependencies
--> Running transaction check
---> Package mariadb-libs.x86_64 1:5.5.44-1.el7_1 will be erased
--> Processing Dependency: libmysqlclient.so.18()(64bit) for package: 1:net-snmp-5.7.2-20.el7_1.1.x86_64
--> Processing Dependency: libmysqlclient.so.18()(64bit) for package: 2:postfix-2.10.1-6.el7.x86_64
--> Processing Dependency: libmysqlclient.so.18(libmysqlclient_18)(64bit) for package: 2:postfix-2.10.1-6.el7.x86_64
--> Processing Dependency: mysql-libs for package: 1:net-snmp-5.7.2-20.el7_1.1.x86_64
--> Running transaction check
---> Package net-snmp.x86_64 1:5.7.2-20.el7_1.1 will be erased
--> Processing Dependency: net-snmp for package: SCIS-snmp-config-1.0-9.noarch
---> Package postfix.x86_64 2:2.10.1-6.el7 will be erased
--> Running transaction check
---> Package SCIS-snmp-config.noarch 0:1.0-9 will be erased
--> Processing Dependency: /usr/sbin/sendmail for package: redhat-lsb-core-4.1-27.el7.x86_64
--> Restarting Dependency Resolution with new changes.
--> Running transaction check
---> Package redhat-lsb-core.x86_64 0:4.1-27.el7 will be erased
--> Processing Dependency: redhat-lsb-core(x86-64) = 4.1-27.el7 for package: redhat-lsb-cxx-4.1-27.el7.x86_64
--> Processing Dependency: redhat-lsb-core(x86-64) = 4.1-27.el7 for package: redhat-lsb-4.1-27.el7.x86_64
--> Processing Dependency: redhat-lsb-core(x86-64) = 4.1-27.el7 for package: redhat-lsb-desktop-4.1-27.el7.x86_64
--> Processing Dependency: redhat-lsb-core(x86-64) = 4.1-27.el7 for package: redhat-lsb-languages-4.1-27.el7.x86_64
--> Processing Dependency: redhat-lsb-core(x86-64) = 4.1-27.el7 for package: redhat-lsb-printing-4.1-27.el7.x86_64
--> Running transaction check
---> Package redhat-lsb.x86_64 0:4.1-27.el7 will be erased
---> Package redhat-lsb-cxx.x86_64 0:4.1-27.el7 will be erased
---> Package redhat-lsb-desktop.x86_64 0:4.1-27.el7 will be erased
---> Package redhat-lsb-languages.x86_64 0:4.1-27.el7 will be erased
---> Package redhat-lsb-printing.x86_64 0:4.1-27.el7 will be erased
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package              Arch   Version          Repository                   Size
================================================================================
Removing:
 mariadb-libs         x86_64 1:5.5.44-1.el7_1 @rhel-x86_64-server-7.1.eus 4.4 M
Removing for dependencies:
 net-snmp             x86_64 1:5.7.2-20.el7_1.1
                                              @rhel-x86_64-server-7.1.eus 849 k
 postfix              x86_64 2:2.10.1-6.el7   @anaconda/7.1                12 M
 redhat-lsb           x86_64 4.1-27.el7       @anaconda/7.1               0.0  
 redhat-lsb-core      x86_64 4.1-27.el7       @anaconda/7.1                45 k
 redhat-lsb-cxx       x86_64 4.1-27.el7       @anaconda/7.1               0.0  
 redhat-lsb-desktop   x86_64 4.1-27.el7       @anaconda/7.1               0.0  
 redhat-lsb-languages x86_64 4.1-27.el7       @anaconda/7.1               814  
 redhat-lsb-printing  x86_64 4.1-27.el7       @anaconda/7.1               0.0  

Transaction Summary
================================================================================
Remove  1 Package (+8 Dependent packages)

We don't intend to remove all this packages. Which is the right way when we install the myql V5.7 server?