Database Systems

This section covers database selection, scaling strategies, and optimization techniques for modern applications.

Topics Covered

• SQL vs NoSQL - Choosing the right database paradigm
• Data Modeling - Data modeling abstraction and paradigms
• Scaling - Sharding, replication, and horizontal scaling
• Optimization - Indexing, query optimization, and performance tuning

"Database selection is a choice between the rigid order of SQL and the flexible chaos of NoSQL."