Tag
#sql
2 posts
Understanding Database Indexes: When They Boost Queries and When They Hurt Writes
Learn how B‑tree indexes speed up SELECTs, why they add overhead to INSERT/UPDATE/DELETE, and how to balance indexing for optimal performance.
SQL vs NoSQL: How to Choose a Database and the Real Tradeoffs
When choosing a database, understanding SQL and NoSQL tradeoffs is crucial. Learn the differences and how to pick the right one for your needs.