This page is part of the book SQL-99 Complete, Really, by Peter Gulutzan & Trudy Pelzer. The authors have graciously allowed us to reproduce the contents of the book here. Because the book is about the SQL-99 standard, the contents of this and other pages in the book may not directly apply to MariaDB. Use the navigation bar to navigate the book.

"If you press the SECOND dorsal fin-spine on a trigger fish, an amazing event occurs. The FIRST dorsal fin-spine goes down too."
Applied Ichthyology

In this chapter, we'll describe SQL Triggers in detail, and show you the syntax to use to create, alter and destroy them.

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