Question: Database 0 1. Define the following terms: a. relation schema: b. relational database state: I 2. Discuss the various reasons that lead to the occurrence

Database 0 1. Define the following terms: a. relation schema: b.

Database

0 1. Define the following terms: a. relation schema: b. relational database state: I 2. Discuss the various reasons that lead to the occurrence of NULL values in relations

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