Try to answer all the questions based on what you were learned. • please write the RA's notations/expression clearly and in sequential order to show all the steps of your answer. Consider the following database schema and example instance: ingredient Notes: recipe name Pasta and Meatballs Cheese Soup Burger item Pasta Meatballs Tomato Sauce Onions Cheese Bread Ground Beef inventor Le cook The french Cowboys foodItem type Wheat product Meat Sauce Vegetables Diary Wheat product Meat kitchen Italian French American calories 20 40 5 1 30 25 45 recipe Pasta and Meatballs Pasta and Meatballs Pasta and Meatballs Pasta and Meatballs Cheese Soup Cheese Soup Cheese Soup Burger Burger foodItem Pasta Meatballs Tomato Sauce Tomato Sauce Cheese foodItem Pasta Meatballs Tomato Sauce Onions Onions Cheese Bread Bread Ground Beef stock shop Aldi Aldi Aldi Walmart price 5 10 2335 ounces 50 10 5 1 4 15 20 10 20 Treasury Island 15 Underlined attribute form the primary key of a relation. ■ The attribute recipe of relation ingredient is a foreign key to relation recipe. The attribute foodltem of relation ingredient is a foreign key to relation foodltem. ▪ The attribute foodltem of relation stock is a foreign key to relation foodltem.

Try to answer all the questions based on what you were learned. • please write the RA's notations/expression clearly and in sequential order to show all the steps of your answer. Consider the following database schema and example instance: ingredient Notes: recipe name Pasta and Meatballs Cheese Soup Burger item Pasta Meatballs Tomato Sauce Onions Cheese Bread Ground Beef inventor Le cook The french Cowboys foodItem type Wheat product Meat Sauce Vegetables Diary Wheat product Meat kitchen Italian French American calories 20 40 5 1 30 25 45 recipe Pasta and Meatballs Pasta and Meatballs Pasta and Meatballs Pasta and Meatballs Cheese Soup Cheese Soup Cheese Soup Burger Burger foodItem Pasta Meatballs Tomato Sauce Tomato Sauce Cheese foodItem Pasta Meatballs Tomato Sauce Onions Onions Cheese Bread Bread Ground Beef stock shop Aldi Aldi Aldi Walmart price 5 10 2335 ounces 50 10 5 1 4 15 20 10 20 Treasury Island 15 Underlined attribute form the primary key of a relation. ■ The attribute recipe of relation ingredient is a foreign key to relation recipe. The attribute foodltem of relation ingredient is a foreign key to relation foodltem. ▪ The attribute foodltem of relation stock is a foreign key to relation foodltem.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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