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LANSA recommends that rules and triggers be defined at the table level in the Repository. As an introduction to rules and triggers, review the following topics:

Rule Concepts

Rule Types

Rule Hierarchy

Understanding Rule Sequence

What is Database Referential Integrity?

Triggers

Trigger Points - When

Trigger Conditions - If

Trigger Functions

Trigger Design Considerations

LANSA Database Triggers

You may also wish to review Field Rules and Triggers Development.


See Also

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Rules and Triggers in the Technical Reference.

Table Rules and Triggers Tab in Visual LANSA User Guide.

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REP007 - Table Validation Rules/Triggers in the Repository Tutorial.

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