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MySQL Relational Database Tutorial• 6 min read
Stored Procedures & Automated Triggers
Encapsulate database workflows into stored procedures and automate audit logging with BEFORE / AFTER triggers.
Automating Audits with Triggers
A Trigger automatically executes in response to INSERT, UPDATE, or DELETE events on a table, accessing OLD and NEW row values.
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Test Yourself With Exercise
Which keywords inside a MySQL UPDATE trigger refer to the values before and after the modification?