This repository contains a collection of SQL scripts demonstrating various analytical techniques, such as changes over time, cumulative, performance, data segmentation, part-to-whole analysis.

A lightweight desktop application that replaces CSV-based order tracking with a structured SQLite database. Built with Python and Tkinter, it features a user-friendly GUI for viewing, searching, an…

A comprehensive guide to building a modern data warehouse with SQL Server, including ETL processes, data modeling, and analytics.

Heart Disease Diagnosis using Machine Learning and Data Mining