ER- DIAGRAM/ DATABASE The European Parliament wants to create a database to help the various countries store information about its inhabitants. Your mission is to create an ER chart that captures the following information: In each country there are provinces, which contain cities. There can be no two provinces of the same name in a country. In the same way, there can be no two cities of the same name in a province. People live in cities. A person can be a man, a woman or a child, and have a first name, last name, ID, and birthday. Men and women work in a city. Children go to school in a city. Children are everyone persons under 18 years of age. A man can be married to a woman. For each marriage, they store the day for the marriage and information about who is the child of the married couple. You should assume that the parents of a child married at the time of her birth.
ER- DIAGRAM/
The European Parliament wants to create a database to help the various countries store information about its inhabitants. Your mission is to create an ER chart that captures the following information:
In each country there are provinces, which contain cities. There can be no two provinces of the same name in a country. In the same way, there can be no two cities of the same name in a province. People live in cities. A person can be a man, a woman or a child, and have a first name, last name, ID, and birthday.
Men and women work in a city. Children go to school in a city. Children are everyone persons under 18 years of age.
A man can be married to a woman. For each marriage, they store the day for the marriage and information about who is the child of the married couple. You should assume that the parents of a child married at the time of her birth.
Step by step
Solved in 2 steps with 1 images
