In this example, a BEFORE INSERT trigger named my_trigger is created on the table my_table. The trigger body modifies the value of a column before inserting a new row into the table. Overall, triggers ...

MySQL Triggers In MySQL, a trigger is a stored program invoked automatically in response to an event such as insert, update, or delete that occurs in the associated table. For example, you can define ...

Many a times, we have come across a need that execution of dml statement on one database table should lead to modification in another table with some specific set of values. whats the novice way to do ...

Here, i have created a small database for a book store application. in which two tables are required:-book:- stores a unique book id, the title, content, and a deleted flag.audit_book:- stores a set ...