Sales Data Analysis & Interactive Power BI Dashboard with SQL & Python

A complete end-to-end Sales Data Analysis project built using SQL, Python, Excel, and Power BI.

The project analyzes sales transactions to discover top products, customer behavior, country performance, profitability, and future sales predictions.

It includes:

Data cleaning & preprocessing

Star & Snowflake schema design

Advanced SQL analytical queries

Excel dashboards & pivot tables

Interactive Power BI dashboards

Machine learning models for sales forecasting

This project provides clear business insights that help companies make data-driven decisions.