Database Concepts (8th Edition)
8th Edition
ISBN: 9780134601533
Author: David M. Kroenke, David J. Auer, Scott L. Vandenberg, Robert C. Yoder
Publisher: PEARSON
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Expert Solution & Answer
Chapter 5, Problem 5.14RQ
Explanation of Solution
One-to-many relationship (1:N):
One-to-many relationship is one of the types of binary relationship that refer to the relationship between two entities which means one parent field or record can be associated with one or more child field or record.
Definition of parent and child in the
- In a one-to-many relationship (1:N), a parent is a row on the one side of 1:N, while a child is a row on the many side of 1:N which means one parent may contains many child...
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Define the terms parent and child as they apply to tables in a database design and give an example of each.
How can "self-referencing tables" be modeled in a relational database?
The three phases of database design are briefly discussed here.
Chapter 5 Solutions
Database Concepts (8th Edition)
Ch. 5 - Explain how entities are transformed into tables.Ch. 5 - Prob. 5.2RQCh. 5 - Prob. 5.3RQCh. 5 - What is denormalization?Ch. 5 - Prob. 5.5RQCh. 5 - Explain the problems that denormalized tables may...Ch. 5 - Explain how the representation of weak entities...Ch. 5 - Explain how supertype and subtype entities are...Ch. 5 - Prob. 5.9RQCh. 5 - Prob. 5.10RQ
Ch. 5 - Show two different ways to represent the 1:1...Ch. 5 - Prob. 5.12RQCh. 5 - Prob. 5.13RQCh. 5 - Prob. 5.14RQCh. 5 - Prob. 5.15RQCh. 5 - Prob. 5.16RQCh. 5 - For your answer to question 5.15, code an SQL...Ch. 5 - Prob. 5.18RQCh. 5 - Prob. 5.20RQCh. 5 - Prob. 5.21RQCh. 5 - Explain how the terms parent table and child table...Ch. 5 - For your answers to questions 5.20, 5.21, and...Ch. 5 - Prob. 5.24RQCh. 5 - Prob. 5.25RQCh. 5 - Prob. 5.26RQCh. 5 - Prob. 5.27RQCh. 5 - Prob. 5.28RQCh. 5 - Define the three types of recursive binary...Ch. 5 - Prob. 5.30RQCh. 5 - Prob. 5.31RQCh. 5 - Prob. 5.32RQCh. 5 - Prob. 5.33RQCh. 5 - Prob. 5.34RQCh. 5 - Code an SQL statement that creates a table with...
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Similar questions
- Using a graphics program, develop an entity-relationship diagram for a database application for an Internet bookstore where students buy textbooks from a salesperson and receive invoices for their purchases. Use Figure 5.5 as a guide.arrow_forwardThe ______________ model is a simple but highly useful way to organize data into collections of two-dimensional tables called relations.arrow_forwardAccess path A database table is composed of records and fields hold data. Data is stored in records. A field is a part of a record and contains a single piece of data for the subject of the record. The access path for finding the list of books is AUTHOR: AuthorID, Lname BOOKAUTHOR: AuthorID, ISBN BOOKS: Pubdate, ISBNarrow_forward
- Give an example of each of the phrases parent and child as they apply to tables in a database design.arrow_forwardWhat is the technique for converting a data model into a database design?arrow_forwardA tool that helps database designers comprehend the interdependencies of their structures is aarrow_forward
- Relationships in a database might be either identifying or non-identifying or generic.arrow_forwardDescribe the differences and use-cases for one-to-one, one-to-many, and many-to-many relationships in database design.arrow_forwardDatabase normalization is a very important process in designing and organizing tables (relations) and their columns (attributes or fields) in a relational database. Therefore, what are the consequences (problems) if a database was designed without it? Would the database still work?arrow_forward
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