Install MySQL 5.6 on Debian Jessie
Install MySQL 5.6 on Debian Jessie and set up for Zoneminder
Download the MySQL APT repository config tool (you can see more details here: http://dev.mysql.com/downloads/repo/apt/)
For Debian 8 (make sure you are logged in as root):
wget http://dev.mysql.com/get/mysql-apt-config_0.3.5-1debian8_all.deb
Install the MySQL APT repository config tool
dpkg -i mysql-apt-config_0.3.5-1debian8_all.deb
You will be asked to select product and version that you want to install. In the first step, select Server and next select mysql-5.6. Then click Apply.
Update APT
apt-get update
Install the server
apt-get install mysql-community-server
(the procedure above is from: http://www.debiantutorials.com/install-mysql-server-5-6-debian-7-8/)
Edit the my.cnf file
nano /usr/my.cnf
locate and change to: sql_mode=NO_ENGINE_SUBSTITUTION
Ctrl+o Enter to save CTRL+x to exit
Install PHP
apt-get install php5 php-pear php5-mysql
Return to the Zoneminder Install and continue with adding the Jessie Backports http://www.zoneminder.com/wiki/index.php/Debian_8.1_64-bit_with_Zoneminder_1.28.1_the_Easy_Way