jerry-dynamics: How can you make sure that the end user can not delete a record in one table if there are related records in another table?

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Источник: http://jerry-dynamics.org/2007/05/20...delete-record/
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Questions How can you make sure that the end user can not delete a record in one table if there are related records in another table? A: This can only be done by specifying the relation in the Delete method on the parent table. B: By creating a Cascade delete action on the related table. C: You have to create a new method on both tables. D: By creating a Restricted delete action on the parent table.

Источник: http://jerry-dynamics.org/2007/05/20...delete-record/