Question
1. Explain why it might be more appropriate to declare an attribute that contains only digits as a character data type instead of a numeric
1. Explain why it might be more appropriate to declare an attribute that contains only digits as a character data type instead of a numeric data type.
2. What are referential constraint actions?
2. What is the difference between using a subquery with a CREATE TABLE command and using a subquery with an INSERT command?
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Database Fundamentals Study Guide
Authors: Dr. Sergio Pisano
1st Edition
B09K1WW84J, 979-8985115307
