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 collection of T-SQL scripts I written throughout my journey as a Data Analyst, Data Engineer, and BI Developer. They demonstrate the use of window functions, calculating dates, dynamic SQL, stored procedures, and other out of the box solutions.

This repository provides a comprehensive guide for building production-ready data warehouses using SQL Server. It walks through the complete process of implementing a modern data warehouse using Medallion Architecture (Bronze, Silver, Gold layers) with practical code examples and detailed.

Building a modern data warehouse with sql, including ETL processes, data modelling, and analytics.

This repository includes a collection of SQL scripts showcasing various analytical techniques, such as trend analysis, cumulative calculations, performance evaluation, data segmentation, and part-to-whole analysis.

Data Analytics Project: Analyzed Promotions and Provided Tangible Insights to Sales Director