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QUESTION
1. Explain why a table with a primary key consisting of only one column that is on the 1st normal form is automatically on the 2nd normal form? 2. What is the requirement for a table to be on the 3rd
1. Explain why a table with a primary key consisting of only one column that is on the 1st normal
form is automatically on the 2nd normal form?
2. What is the requirement for a table to be on the 3rd normal form?
3. In ER modelling, what kind of table relationships (Cardinalities) exist?
4. In ER modelling, what is a unique identifier and what does it become when a model is converted to a database?
