How to Become a DBA, Data Analyst, or BI Specialist in 2026(Complete Guide)
Introduction In today’s digital world, data is everything. Companies no longer rely on intuition —…
Career
Career
Como se Tornar DBA, Analista de Dados ou Especialista em BI (Guia Completo 2026)
Introdução Se existe uma área que está dominando o mercado hoje, é a área de…
Career
Como conseguir o primeiro emprego como DBA Júnior (A verdade que quase ninguém explica)
Todos os dias eu recebo mensagens de alunos dizendo algo parecido com isto: "Sandro, eu…
Devs
Profissionais que dominam banco de dados são cada vez mais valorizados no mercado.
Olá, Se você trabalha com infraestrutura, desenvolvimento ou dados, provavelmente já percebeu uma coisa: ⚠️…
Devs
Why SQL Is Still One of the Most Valuable Skills in Technology
There is something curious about technology. Every few years, a new wave appears promising to…
Devs
SQL Server
Why Many Developers Still Don’t Understand Databases
There is something I have noticed for many years, and it keeps repeating itself in…
Devs
MySQL
Oracle
Postgres
SQL Server
30 SQL Mistakes I Still See Developers Make (And the Production Nightmares They Caused Me) — After 25 Years Across SQL Server, Oracle, PostgreSQL, and MySQL
I’ve spent 25 years living inside databases. Not just reading docs — I mean: being…
Oracle
Postgres
Why PostgreSQL and Oracle Look So Similar: The Hidden History Behind SQL Databases
One Question I Often Hear From Database Professionals Over the years working with different database…
Career
Devs
Working in IT in the United States: The Real Game, The Real Barriers, and How to Compete at the Highest Level
Let me start with something very clear: The United States is not just another job…
Career
DBA Jobs in Europe: The Real Game, The Real Process, and What Nobody Tells You
Let me start with something very direct. Europe is not waiting for you. And it…