This repository contains a complete set of SQL Server tasks and solutions based on the ITI course by Eng. Rami. It covers topics from database fundamentals to advanced SQL Server concepts, serving as a structured reference for learning, practicing, and revision.

sql sql-server dotnet sql-query dot-net-core sql-queries sql-questions sql-training

• Updated Jul 13, 2025
• TSQL

Para este desafio foi solicitado que fosse realizado uma consulta no banco de dados com o objetivo de trazer alguns dados para análises. Utilizando meus conhecimentos adquiridos no módulo de banco de dados, da trilha .NET e implementando o desafio proposto pelo Expert.

sql sqlserver banco-de-dados bancodedados dio-bootcamp sql-training sql-challenge

• Updated May 21, 2024
• TSQL

Marketing Analytics & Training for MySQL

mysql python training portfolio sql data-analytics ab-testing customer-segmentation cohort-analysis marketing-analytics rfm-analysis campaign-analytics funnel-analysis analytics-engineering sql-training

• Updated Mar 23, 2026

A collection of real-world SQL practice questions with solutions, designed to strengthen query skills for data analysis and business insights. Includes scenarios for aggregation, joins, filtering, and advanced SQL techniques.

sql postgresql data-analytics data-analysis query-optimization sql-queries interview-preparation sql-exercises advanced-sql learn-sql sql-practice business-insights sql-training

• Updated Aug 15, 2025

Interactive PostgreSQL training app with hands-on challenges across beginner, intermediate, and advanced levels.

education sql nextjs postgresql codemirror interactive-learning sql-training

• Updated Mar 4, 2026
• TypeScript

SQL trainer desktop app for QA engineers with 40 tasks, SQLite dataset, validation engine, practice mode and exam mode.

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• Updated Apr 17, 2026
• Python

SQL curriculum and exercises for practical analyst training, including relational problem-solving through Scrabble.

sql sql-server tsql curriculum-development technical-training sql-training analyst-training query-design

• Updated Aug 16, 2026
• TSQL

This repository deals with the lessons and tasks from the module "Datenbankmanagementsysteme" which was taught in the summer term 2020 at the university Duisburg-Essen, campus Essen. The primary language that was used is Postgres SQL.

sql database postgresql database-management sql-training

• Updated Oct 21, 2021
• PLpgSQL

Functional Claude react component artifact designed to learn and test healthcare related SQL queries (mock data)

sql-training

• Updated Feb 26, 2026

PostgreSQL based SQL training environment for beginner data analysis students using remote database access and role-based permissions.

postgresql data-engineering data-analysis database-administration postgresql-database pgadmin4 sql-training

• Updated May 29, 2026

Scripts in SQL

sql sql-training

• Updated Oct 29, 2021