Category Archives: mysql

MySQL – NOT LIKE Operator Table of content MySQL NOT LIKE Operator We have previously learned that the LIKE Operator in MySQL database is a logical operator used to perform pattern matching operation on a database table. And NOT LIKE Operator is defined as opposite of this LIKE operator. Both LIKE and NOT LIKE operators […]

MySQL – Before Delete Trigger Table of content In MySQL, a trigger is defined a special stored procedure that resides in the system catalogue, and is executed whenever an event is performed. It is called a special stored procedure as it does not require to be invoked explicitly like other stored procedures. The trigger acts […]

MySQL – After Delete Trigger Table of content In general, a Trigger is defined as a response to an event. In MySQL, a trigger is called a special stored procedure as it does not require to be invoked explicitly like other stored procedures. The trigger acts automatically whenever the desired event is fired. Triggers are […]