Course
NoSQL Concepts
IntermediateSkill Level
Updated 11/2024SQLData Engineering2 hr17 videos54 Exercises4,550 XP18,228Statement of Accomplishment
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Prerequisites
Database Design1
Key-value databases
To begin the course, you’ll learn the differences between NoSQL and relational databases. After that, you'll discover key-value databases, their advantages, and their limitations. You’ll recognize the situations in which key-value databases are suitable. You’ll end this chapter by studying the case of Editoo, a company that reduced its downtime and improved its performance thanks to the Redis key-value database.
2
Document databases
In this chapter, you'll learn the basics of document databases. Then, you'll identify the advantages and limitations of this kind of database, and you’ll recognize the situations in which document databases are suitable. Finally, you’ll end this chapter with the Shutterfly case study. They used the MongoDB document database to reduce latency and accelerate time to market.
3
Column family databases
You'll look at column family databases, analyzing the advantages and limitations of this kind of database. You'll also study the situations where column family databases are suitable. Finally, you'll end this chapter with the case study of Bigmate, a company that used the Apache Cassandra database to handle millions of operations by concurrent users each second.
4
Graph databases
This final chapter analyzes graph databases. You'll study the advantages and limitations of this kind of database and the situations where these are most useful. You'll end this course by looking into Gousto, a company that obtained better cost control thanks to the Neo4j database.
NoSQL Concepts
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FAQs
Does this course require writing any code?
No. This is a conceptual course with no coding required. You learn about NoSQL databases through explanations, comparisons, and real-world case studies across four chapters.
Which four types of NoSQL databases are covered?
The course covers key-value databases, document databases, column-family databases, and graph databases. Each type gets a dedicated chapter with advantages, limitations, and use cases.
What real companies are featured as case studies?
You study Editoo using Redis, Shutterfly using MongoDB, Bigmate using Apache Cassandra, and Gousto using Neo4j. Each case shows how a specific NoSQL type solved a real business challenge.
Do I need SQL knowledge before taking this course?
Yes. Prerequisites include Introduction to SQL, Intermediate SQL, Introduction to Relational Databases in SQL, and Database Design, so you can contrast NoSQL approaches with relational ones.
How does the course help me choose the right NoSQL database?
Each chapter identifies the situations where that database type is most suitable, helping you match business requirements like scalability, speed, or relationship analysis to the right NoSQL solution.
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