This course provides you with the opportunity to learn about relational database design. You will be provided an in-depth understanding of the design principles and methodologies involved in creating well-structured, normalized, and efficient relational databases to manage data for small, medium, and large-scale enterprises.
Possessing database design skills will enable you to excel in careers such as Database Administrators, Data Analysts, Software Developers, Data Engineers, and Business Intelligence Developers; capitalizing on the ability to create robust and efficient data solutions for any organization. These are one of the top sought-after careers across many industries today.
At the end of this course, you will be able to:
- Describe the process and the design aspects involved in relational database design.
- Interpret the main components of an Entity-Relationship diagram (ERD) using unified modeling language (UML) notation.
- Develop entity-relationship diagrams using basic and extended Entity-relationship features in relational design.
- Translate Entity-Relationships diagrams into logical schemas (relation schemas).
- Describe the theory and practical application of functional dependencies in relational database design.
- Use the theory to recognize candidate keys and primary keys.
- Derive minimal and canonical covers of functional dependencies.
- Describe the principles of database normalization.
- Identify and apply normalization techniques.
Welcome to Relational Database Design! This course expounds upon the concepts covered in the course, Introduction to Relational Database, where you learned the fundamentals. In this course, you will focus on the design aspects of databases and explore practical examples to help you apply the concepts to real world scenarios. To help you concentrate on effective design, this course will be more theoretical and conceptual. You will not actually build the databases with software applications. You will do that in the course, Relational Database: Implementation and Applications. Sounds exciting, right? Let's begin with an overview of database design covering three main lessons: 1) Entity-Relationship (E-R) modeling, 2) E-R diagrams, and 3) Extended ER features and relation schemas. Please review the module learning objectives below and refer them as a guide for your learning.
涵盖的内容
4个视频19篇阅读材料11个作业1个讨论话题
显示有关单元内容的信息
4个视频•总计90分钟
Instructor Welcome and Course Introduction•2分钟
Entity - Relationship (ER) Model•31分钟
Creating an Entity - Relationship Diagram (ERD)•28分钟
Extended ER Model/Diagram•30分钟
19篇阅读材料•总计190分钟
Syllabus•10分钟
What Should You Know, What Will You Learn, and What Will You Need?•10分钟
Use draw.io to Create Diagrams•10分钟
Module 1 Introduction•10分钟
Design Process Overview•10分钟
Entity-Relationship (ER) Modeling•10分钟
Conceptual Design: College Database•10分钟
E-R Diagram Introduction•10分钟
Example: Banking Database Business Rules •10分钟
Interpreting E-R Diagrams and Cardinality Constraints•10分钟
Reduction to Relation Schemas•10分钟
Activity 2.1 Diagram Solution•10分钟
Activity 2.2 Solution•10分钟
Activity 2.3 Solution•10分钟
Activity 2.5 Solution•10分钟
Extended Entity-Relationship Modeling•10分钟
Relation Schemas of an Extended-ER Diagram•10分钟
E-R Design issues•10分钟
Module 1 Summary•10分钟
11个作业•总计905分钟
Before You Begin: Check Your Prior Knowledge•180分钟
Activity 2.3 Fix the Entity-Relationship Diagram (ERD) •30分钟
(OPTIONAL) Activity 2.4 E-R Diagram •30分钟
Activity 2.5 Translate ER Diagram Into Relation Schemas •30分钟
M1 Lesson 3: Check Your Understanding•180分钟
Module 1 Summative Assessment•30分钟
1个讨论话题•总计10分钟
Meet and Greet Discussion•10分钟
Module 2: Functional Dependency (FD)
2 Module•小时 后完成
单元详情
This module explores the theory and practical application of functional dependencies in relational database design, providing students with the knowledge and skills to identify and enforce data relationships, ensuring data integrity and optimization in database systems.
This module is organized into three lessons: 1) Functional dependency theory, 2) Finding candidate keys and attribute closure, and 3) Deriving canonical (minimal) covers of functional dependencies. The learning objectives of this module are presented below. Please refer to the enrichment activities at the end of each lesson.
涵盖的内容
3个视频7篇阅读材料9个作业
显示有关单元内容的信息
3个视频•总计97分钟
Functional Dependency (FD)•23分钟
Attribute Closure and Candidate Keys•20分钟
Canonical (minimal) cover off FDs•54分钟
7篇阅读材料•总计70分钟
Functional Dependency•10分钟
Armstrong's Axioms Closure Algorithm•10分钟
Attribute Closure•10分钟
Finding Candidate Keys•10分钟
Lecture 6 PowerPoint•10分钟
Activity 6.2 Part 2 Solution•10分钟
Module 2 Summary•10分钟
9个作业•总计625分钟
M2 Lesson 1: Check Your Understanding•180分钟
Activity 4.1 FD Theory and Definition Quiz•5分钟
M2 Lesson 2: Check Your Understanding•180分钟
Activity 5.1-5.3 Attribute Closure and Candidate Keys Quiz•10分钟
M2 Lesson 3: Check Your Understanding•180分钟
Activity 6.1: Compute the Canonical Cover in FDs Quiz•5分钟
(OPTIONAL) Activity 6.2 Compute the Canonical Cover In FDs (Part 1)•5分钟
(OPTIONAL) Activity 6.2 Compute the Canonical Cover In FDs (Part 2)•30分钟
Module 2 Summative Assessment •30分钟
Module 3: Database Normalization
3 Module•小时 后完成
单元详情
The database normalization module demonstrates the principles and techniques of organizing data into well-structured tables through normalization, ensuring data integrity and reducing redundancy for efficient and scalable database systems.
This module is organized in three lessons: 1) Normal Forms (NFs), 2) more Normal forms, and 3) DB Design example (applying ER modeling + Normalization). The learning objectives of this module include are presented below. Refer to the enrichment activities at the end of each lesson.
涵盖的内容
3个视频10篇阅读材料7个作业1次同伴评审
显示有关单元内容的信息
3个视频•总计97分钟
Database Normalization•46分钟
Boyce-Codd Normal Form•27分钟
Database Design Example (Normalization + ERD)•24分钟
10篇阅读材料•总计100分钟
Introduction•10分钟
Normal Forms (NFs)•10分钟
Conversion to 1NF•10分钟
Conversion to 2NF•10分钟
Conversion to 3NF•10分钟
Activity 7.2 Solution•10分钟
Conversion to BCNF•10分钟
Conversion to 4NF•10分钟
Activity 8.2 Solution•10分钟
Module 3 Summary•10分钟
7个作业•总计435分钟
M3 Lesson 1: Check Your Understanding•180分钟
(OPTIONAL) Activity 7.1 Normal Forms and Conditions Quiz •5分钟
Activity 7.2 Normalize the Spreadsheet Data (3NF/BCNF) •30分钟
M3 Lesson 2: Check Your Understanding•180分钟
Activity 8.1 Conversion to BCNF Quiz•5分钟
Activity 8.2 Consider a Set of FDs of Relation R, Determine the NFs•30分钟
Activity 8.3 4NF Normal Forms Quiz•5分钟
1次同伴评审•总计60分钟
Summative Module 3 Assessment•60分钟
Summative Course Assessment
4 Module•小时 后完成
单元详情
This module contains the summative course assessment that has been designed to evaluate your understanding of the course material and assess your ability to apply the knowledge you have acquired throughout the course. Be sure to review the course material thoroughly before taking the assessment. A learning guide is also provided to help you prepare for the assessment. Please review prior to launching the assessment. You will only have one attempt to take it, so please plan accordingly. Best wishes to you for success!
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