MySQL – CREATE TRIGGER Table of content Triggers are generally defined as responses to an event. For instance, when we hover a mouse-pointer on a drop-down menu of a website, a various set of options to navigate through this website are then displayed. Here, the hovering of the mouse-pointer is an event while the display […]
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MySQL – BIT Table of content A bit represents the basic unit of data in programming languages. It can store only two values, represented as 0 or 1. The MySQL BIT Data Type The MySQL BIT data type is used to store binary values within a specified range. The range is determined by the number […]
MySQL – Triggers Table of content Generally, a Trigger is defined as a response to an event. In MySQL, a trigger is a special stored procedure that resides in the system catalogue, that is executed automatically (without being called explicitly like regular stored procedures) whenever an event is performed. These events include statements like INSERT, […]