This repository contains SQL practice examples to help users improve their SQL skills. Each example includes a SQL query along with a brief explanation. Examples of advanced SQL techniques such as ...

This tutorial demonstrates some useful features built into Query view in Apache Druid. Query view lets you run Druid SQL queries and native (JSON-based) queries against ingested data. You can use ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

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