Question: The Orders table contains a foreign key, CustomerNum, that must match the primary key of the Customer table. What type of update to the Orders

The Orders table contains a foreign key, CustomerNum, that must match the primary key of the Customer table. What type of update to the Orders table would violate referential integrity? If deletes do not cascade, what type of update to the Customer table would violate referential integrity? If deletes do cascade, what would happen when a customer was deleted?

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