#Window-functions

DataWithBaraa

sql-data-analytics-project

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.

Victor-Kipruto-Rop

SQL-for-Data

SQL practice repository covering data analysis, joins, aggregations, window functions, and real-world query solving for data engineering and analytics.

SergeySenigov

data-engineer-practicum-portfolio

Проекты курса Инженер данных на платформе Yandex Practicum