Multiple choice technology databases What is a trigger? A piece of logic written in PL/SQL Executed at the arrival of a SQL event Both A & B None of the above Reveal answer Fill a bubble to check yourself C Correct answer Explanation A database trigger is a procedural block of logic written in PL/SQL (or another procedural language) that is automatically executed or fired by the database engine in response to a specified SQL event, such as an INSERT, UPDATE, or DELETE statement.