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

Curious engineer writing about things that work, fail, and unexpectedly scale.

Cloud database forensics faces fundamental structural challenges that differ from traditional on-premises environments. This study experimentally investigates how three representative recovery ...

In this repository, we have SQL problems for practice from beginner level to advanced level using a fictitious database 'Worldwide importers'. I learned SQL under Udacity Introduction to Data Science ...

I learned SQL under Udacity Introduction to Data Science nanodegree program. I also used Hackerrank to practice the queries i learned.