SGSergio González Téllezinevankhandev.hashnode.dev·2d ago · 2 min readWhy do many people learn databases as collections of tables, yet struggle to understand the systems those databases represent?SEED-010 PROBLEM Why do many people learn databases as collections of tables, yet struggle to understand the systems those databases represent? INSIGHT A database is not a place where tables are sto00
SGSergio González Téllezinevankhandev.hashnode.dev·3d ago · 2 min readWhy can someone use SQL for years and still never truly understand databases?SEED-009 PROBLEM Why can someone use SQL for years and still never truly understand databases? INSIGHT SQL queries can be learned relatively quickly; the real value for Operations, Infrastructure, a00
SGSergio González Téllezinevankhandev.hashnode.dev·5d ago · 2 min readWhy does an apparently simple optimization often become a system’s first real architectural decision?SEED-008 PROBLEM Why does an apparently simple optimization often become a system’s first real architectural decision? INSIGHT In SQL, indexes are one of the first places where a real architectural 10
SGSergio González Téllezinevankhandev.hashnode.dev·Jul 12 · 6 min readBeyond SQL: How a Data Science Capstone Changed the Way I Think About Metrics, State, and Observability1. Introduction When I enrolled in the Learn SQL Basics for Data Science Specialization from the University of California, Davis, my goal was straightforward: learn SQL and strengthen my data analysis00
SGSergio González Téllezinevankhandev.hashnode.dev·Jul 10 · 2 min readWhy are traditional systems able to store facts with precision, yet struggle to retrieve knowledge by meaning?SEED-007 PROBLEM Why are traditional systems able to store facts with precision, yet struggle to retrieve knowledge by meaning? INSIGHT If SQL teaches you how to model relationships, vector database00
