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Databases

Relational basics, keys, ACID, normalization, indexing, query plans, SARGability, isolation, optimization

5 sections

Start: TL;DR

Mid-level 5

  1. TL;DR, not read
  2. How it works, not read
  3. Optimization — where the wins actually are, not read
  4. Interview talking points, not read
  5. Further reading, not read