All Courses
Data EngineeringBeginner → SeniorNEW
Databases: SQL & NoSQL Complete Guide
Master every major database — PostgreSQL, MySQL, SQLite, MongoDB, Redis, DynamoDB, Cassandra, ClickHouse, Elasticsearch, and more. Know when to use each and why.
4.9rating2,841 students5h 30m total3 lessons
1 Projects
What you'll learn
Understand SQL vs NoSQL trade-offs and when to choose each
Master PostgreSQL: indexes, window functions, JSONB, partitioning
Use MongoDB for flexible document storage
Cache with Redis: hashes, sorted sets, pub/sub, streams
Design DynamoDB single-table models for serverless workloads
Run analytics queries on ClickHouse and time-series on TimescaleDB
Combine multiple databases with the polyglot persistence pattern
Final Project
Design a multi-database architecture for a healthcare platform — PostgreSQL for records, Redis for sessions, ClickHouse for analytics
Curriculum
3 lessons · 5h 30mCourse Info
Lessons3 lessons
Total time5h 30m
LevelBeginner → Senior
Students2,841
Rating4.9 / 5.0