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SQL Procedures, Triggers, and Functions on IBM DB2 for i by Simona Pacchiarini, Tom Mckinley, Doug Mack, Jim Denton, Dan Cruikshank, Mike Cain, Rob Bestgen, Hernando Bedoya, Jim Bainbridge

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Triggers
Triggers are a powerful part of IBM DB2 for i. They are not only useful to enforce complex business rules, but they are also important to track database activity.
This chapter includes the following topics:
5.1 Trigger concepts
The concept of a trigger is relatively simple. A trigger ...

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