Data with Charles

The Pros, Cons, and Challenges of being a Junior Data Analyst in the UK in 2026

Charles De Barros , Mar 23, 2026
Tags: finding jobs challenges pros cons UK

The year 2026 has officially moved us past the “Big Data” hype and into the era of Actionable Intelligence. For a junior data analyst in the UK, the landscape is...

Back to Basics – SQL 04 – ORDER BY, LIMIT e Agregações

Charles De Barros , Mar 10, 2026
Tags: sql order by limit aggregate functions group by

SQL 04 – ORDER BY, LIMIT e Agregações Transformando Dados Brutos em Respostas Úteis Até agora, você aprendeu como recuperar e filtrar dados. Agora é hora de tornar esses dados...

Back to Basics – SQL 04 – ORDER BY, LIMIT, and Aggregations

Charles De Barros , Mar 10, 2026
Tags: sql order by limit aggregate functions group by

SQL 04 – ORDER BY, LIMIT, and Aggregations Turning Raw Data into Useful Answers So far, you’ve learned how to retrieve and filter data. Now it’s time to make that...

Back to Basics - SQL 03 – SELECT Queries and Filtering Data

Charles De Barros , Mar 03, 2026
Tags: sql select statement where clause filtering data database queries

SELECT Queries & filtering data - asking the right questions of your data The SELECT statement is the most frequently used SQL command. If SQL is a language, SELECT is...

De Volta ao Básico - SQL 03 – Consultas SELECT e Filtragem de Dados

Charles De Barros , Mar 03, 2026
Tags: sql select statement where clause filtering data database queries

Consultas SELECT & filtragem de dados - fazendo as perguntas certas aos seus dados O comando SELECT é, sem dúvida, o comando SQL mais utilizado. Se o SQL fosse um...

Back to Basics - SQL 02 – Understanding How Data Is Structured

Charles De Barros , Feb 24, 2026
Tags: sql sql basics database tables data types relational databases

Tables, Rows, Columns, and Data Types Before writing powerful SQL queries, you need to understand how data is actually stored. This article explains: What tables, rows, and columns really are...

Hi, I'm Charles. I am a Data Analyst interested in the Environment, Hospitality, Tech, Education, and Science. I enjoying working with Python, Excel, Power BI and and SQL. I bake in my spare time.

The Pros, Cons, and Challenges of being a Junior Data Analyst in the UK in 2026

Back to Basics – SQL 04 – ORDER BY, LIMIT e Agregações

Back to Basics – SQL 04 – ORDER BY, LIMIT, and Aggregations

Back to Basics - SQL 03 – SELECT Queries and Filtering Data

De Volta ao Básico - SQL 03 – Consultas SELECT e Filtragem de Dados

Back to Basics - SQL 02 – Understanding How Data Is Structured

Hi, I'm Charles.

I am a Data Analyst interested in the Environment, Hospitality, Tech, Education, and Science.

I enjoying working with Python, Excel, Power BI and and SQL.

I bake in my spare time.