Review: Entity-Relationship (ER) "crow-feet symbol" О Опе-to-many: one sale person can have many Salesperson Serves Мапу-to-many customers Entity-Relationship (ER) Diagram for a Customer Places Customer Order Database urayrai Tur a Customer order database Includes Line Specifies Orders Product items Development of ER diagrams helps ensure that the logical structure of application programs is consistent with the data relationships in the One-to-one relationship Generates Invoice database. © 2013-2019 Cengage learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use. 26 TBC: Instructions: Draw One integrated ER diagram on slide # 28 to show the relationships of the below tables 1. Each 'student-profile' has many 'student- financials' 2. Each 'student-profile' can take many 'student-courses' 3. Each 'student-courses' can have one 'student-grades' 4. Each 'Student-account' has one 'student- transcript © Cengage Learning 2013
Review: Entity-Relationship (ER) "crow-feet symbol" О Опе-to-many: one sale person can have many Salesperson Serves Мапу-to-many customers Entity-Relationship (ER) Diagram for a Customer Places Customer Order Database urayrai Tur a Customer order database Includes Line Specifies Orders Product items Development of ER diagrams helps ensure that the logical structure of application programs is consistent with the data relationships in the One-to-one relationship Generates Invoice database. © 2013-2019 Cengage learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use. 26 TBC: Instructions: Draw One integrated ER diagram on slide # 28 to show the relationships of the below tables 1. Each 'student-profile' has many 'student- financials' 2. Each 'student-profile' can take many 'student-courses' 3. Each 'student-courses' can have one 'student-grades' 4. Each 'Student-account' has one 'student- transcript © Cengage Learning 2013
Principles of Information Systems (MindTap Course List)
13th Edition
ISBN:9781305971776
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter12: System Acquisition And Development
Section: Chapter Questions
Problem 3PSE: A new sales ordering system needs a relational database that contains a customer table, a product...
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