Mastering Database Design
Design durable data models, indexes, transactions, and query patterns for real application workloads.
Lessons
27
Modules
9
Time
19h
Score
100
Beginner Verified
Score 0-35
Module 01 · Score 0-12
Data Modeling Foundations
Model entities, relationships, and constraints.
Module 02 · Score 13-24
Normalization and Shape
Structure data for correctness and change.
Module 03 · Score 25-35
Query Fundamentals
Understand reads, joins, filters, and aggregates.
Intermediate Verified
Score 36-60
Module 01 · Score 36-44
Indexes and Performance
Use indexes to support real workloads.
Module 02 · Score 45-52
Transactions and Isolation
Protect correctness under concurrency.
Module 03 · Score 53-60
Operational Data Design
Handle migrations, backups, and growth.
Advanced Verified
Score 61-100
Module 01 · Score 61-73
Distributed Data
Reason about replicas, shards, and consistency.
Module 02 · Score 74-87
Analytical and Event Data
Separate transactional and analytical needs.
Module 03 · Score 88-100
Database Review Practice
Defend database designs under production constraints.