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Accounting Information Systems

11th Edition
Ulric J. Gelinas + 3 others
ISBN: 9781337552127

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BuyFindarrow_forward

Accounting Information Systems

11th Edition
Ulric J. Gelinas + 3 others
ISBN: 9781337552127
Textbook Problem

Discuss how you determine the placement of primary keys in relational tables to link the tables to each other.

Summary Introduction

To explain: The determination of placement of primary keys in relational tables to link the primary keys of different tables together.

Introduction:

Relational database:

It is a collection of multiple data sets constituted by rows, columns, and tables. It aids in developing a well-established relationship between different database tables. Information is shared between these tables for efficient use.

Explanation

The determination of placement of primary keys in relational tables to link the primary keys of different tables together:

  • A primary key is assigned to every table.
  • The tables are linked and the cardinalities are noted.
  • If it is a 1:1 relationship, the primary key of any one of the tables is linked to other as the foreign key. The two tables can also be linked together as a single table...

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