The MySQL trigger is a database object that is associated with a table. It will be activated when a defined action is executed for the table (when you run the following MySQL statements on the table : INSERT, UPDATE and DELETE ).
When I use a crontab to schedule a smart script with embedded mail notification function, it’s annoying to have a notification sent by cron process (a stupid notification with no interesting information). I will explain you how to disable mail notification in crontab.
In this post I am going to show some command for managing your virtual machine in cli mode.