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Guide/8 chapters/77 min

Databases, Deeply

  1. 01Tables, Rows & Schemas: The Relational Model9 min
  2. 02How Indexes Work: Inside the B-Tree10 min
  3. 03Joins & Query Planning: How SQL Actually Runs10 min
  4. 04Transactions & ACID: The Correctness Guarantee9 min
  5. 05Isolation Levels & Locking: Concurrency Without Chaos11 min
  6. 06Normalization vs Denormalization: Shaping Data Well9 min
  7. 07SQL vs NoSQL: When Each Actually Wins10 min
  8. 08Connection Pools & the N+1 Problem9 min