Question: 1. Give me TWO ways to implement a surrogate key. 2. What object-oriented concepts are implemented with a database view? 3. Explain the three options

1. Give me TWO ways to implement a surrogate key.

2. What object-oriented concepts are implemented with a database view?

3. Explain the three options when setting up delete option for foreign key (hint: one is 'no action')

4. What does the 'NOVALIDATE' option mean when building a check constraint?

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