Overview: Consistent SQL practice across varied platforms builds real job-ready confidence.Guided lessons help beginners, while timed challenges sharpen intervi ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

This Specialization is intended for a learner with no previous coding experience seeking to develop SQL query fluency. Through four progressively more difficult SQL projects with data science ...

Complete the following 10 questions using SQL queries against the social media database. Each question requires exactly one query unless otherwise specified. Do not use JOINs or subqueries.

Abstract: SQL query optimization (QO) is a critical component of database management systems, essential for improving query execution times, enhancing resource utilization, and ensuring scalability in ...

Abstract: In the era of big data, the ability to process and analyze large volumes of data is critical for decision-making, marketing and sales, healthcare and scientific research, etc. However, this ...

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