https://wiki.contribs.org/Software_Collections:MySQL57Clean sme9.2 vm updates as at 8 Dec
[root@sme92x64 ~]# rpm -qa smeserver-yum
smeserver-yum-2.4.0-17.el6.sme.noarch
[root@sme92x64 ~]# yum install --enablerepo=smecontribs smeserver-mysql57
signal-event post-upgrade ; signal-event reboot
[root@sme92x64 ~]# signal-event post-upgrade; signal-event reboot
[root@sme92x64 ~]# /opt/rh/rh-mysql57/root/usr/bin/mysql --socket=/var/lib/mysql/mysql57.sock
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 7
Server version: 5.7.16 MySQL Community Server (GPL)
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
[root@sme92x64 ~]# mysql57
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 4
Server version: 5.7.16 MySQL Community Server (GPL)
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
Works for me...