This document provides an overview of the solution for the Delta Air Lines Data Engineering Assessment. The project aims to process flight leg data, identify the most recent status for each unique ...

HackerRank isn’t just a random collection of problems; they’ve organized their SQL section pretty well. You can find ...

This project is designed to showcase advanced SQL querying techniques through the analysis of over 1 million rows of Apple retail sales data. The dataset includes information about products, stores, ...