Examples of defining actions using triggers
Assume that your general manager wants to keep the names
of customers who have sent three or more complaints in the last 72
hours in a separate table. The general manager also wants to be informed
whenever a customer name is inserted in this table more than once.
Example of defining business rules using triggers
Suppose your company has the policy that all email dealing
with customer complaints must have Mr. Nelson, the marketing manager,
in the carbon copy (CC) list.
Example of preventing operations on tables using triggers
Suppose you want to prevent undeliverable email from being
stored in a table named ELECTRONIC_MAIL. To do so, you must prevent
the execution of certain SQL INSERT statements.
DB2 10.5 for Linux, UNIX, and Windows