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Question
If you have a foreign key in a CUSTOMER table that references the primary key in a SALESREP table, the ON DELETE CASCADE syntax means that ________.A) when a CUSTOMER is deleted, that CUSTOMER's SALESREP is also deleted
B) when a CUSTOMER is deleted, all SALESREPS are also deleted
C) when a SALESREP is deleted, all CUSTOMERs of that SALESREP are also deleted
D) when the SALESREP table is dropped, all CUSTOMERs must be deleted
Answer
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Related questions
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Suppose you have created a data model for an airline based on a variety of forms, reports, user interviews, data sources, etc. Your client comes forward with a new desired report that includes passenger weights and a relationship between passengers and employees, neither of which is in your E-R diagram. You should ________.
A) create a new, separate E-R diagram with just the new information
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Q:
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Q:
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