Databases

Spine: transactions, WAL/engine, isolation. SQL practice is appendix volume for interviews — not the niche face.

1. Transactions & Concurrency Control
2. Database Engine Internals
3. Indexing & Storage

1. Foundations
2. Relational Model
3. ER Models
4. Data Modeling
5. Functional Dependency
6. Normalization
7. SQL Fundamentals
8. Query Execution

1. SQL Practice Problems

1. Database