"SQL is the language of data, but it's the logic behind your queries that gets you the job."– Anonymous Walking into a data analyst interview? SQL is almost always on the menu. It's the gatekeeper ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...

At the heart of Apache Spark is the concept of the Resilient Distributed Dataset (RDD), a programming abstraction that represents an immutable collection of objects that can be split across a ...

pre-commit is a nice development tool to automatize the binding of pre-commit hooks. After installation and configuration pre-commit will run your hooks before you commit any change. CREATE OR REPLACE ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Welcome to this Trino dbt project ! The idea of this project is to demonstrate the power of two of the most successful Open Source data projects, dbt and Trino: dbt (data build tool) enables analytics ...

When it comes to analytics, SQL has many advanced functions. In this article, we will look at window functions, focusing on the OVER clause that accepts the following parameters: We will be looking at ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...