The materials of the free 30-hour SQL course: the databases for SQL Server, MySQL and PostgreSQL, every query of the 41 chapters, and the slides.

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• Updated Nov 6, 2026
• TSQL

Complete SQL Tutorial for Beginners In Hindi

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• Updated Dec 23, 2023

SQL Engineeering Handbook by Mohammad Ammar . Production-ready with SQL tutorials, interview questions, real-world projects, query optimization, window functions, and analytics engineering examples. Created by the Co-Founder of Apex Analyticx . Live Portfolio : https://theammarngp.lovable.app

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• Updated Oct 25, 2026
• SQL

A complete reposistory for learning SQL

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• Updated May 7, 2023

A complete collection of **SQL queries** and **DBMS concepts** for beginners to advanced learners. This repository is designed to help students, developers, and interview aspirants master **Database Management Systems (DBMS)** and **SQL** efficiently.

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• Updated Mar 25, 2026

Use alaSQL in LiaScript to create interactive SQL courses. AlaSQL is a lightweight client-side in-memory SQL database designed to work in browser. It Handles both traditional relational tables and nested JSON data (NoSQL).

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• Updated Dec 2, 2020

An end-to-end business analytics SQL portfolio built on a custom e-commerce database — designed to answer real business questions about customers, revenue, retention, and product performance using advanced SQL techniques.

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• Updated Feb 1, 2026
• PLpgSQL

Step-by-step SQL tutorials and practical examples covering queries, constraints, transactions, and more. Ideal for beginners, interview prep, and anyone looking to master SQL—from basics to advanced.

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• Updated Sep 23, 2025

Aprenda SQL do zero ao avançado com foco em análise de dados, problemas reais e entrevistas técnicas. Azure SQL • Queries guiadas • Laboratório prático • Data Analysis com SQL

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• Updated Apr 28, 2026
• TSQL

Beginner-friendly Oracle SQL and PL/SQL learning resources with structured notes, SQL*Plus labs, practical exercises, interview questions, corrected examples, transactions, joins, views, and constraints.

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• Updated Oct 28, 2026

A collection of useful MariaDB setup and configuration commands

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• Updated Nov 10, 2025

A ten-day SQL mystery in the browser. No server, no build step — queries run on a from-scratch Go SQL engine compiled to WebAssembly.

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• Updated Aug 25, 2026
• JavaScript

Terminal-based SQL client for SQLite and PostgreSQL. Featuring interactive tables with horizontal/vertical scrolling, detail inspection for long records, quick CSV export, and a built-in SQL tutorial. Part of the Atlas Suite.

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• Updated Aug 15, 2026
• Go

Türkçe SQL eğitim serisi | SQL queries, functions, joins and practical data analysis examples.

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• Updated Aug 2, 2026

Yo you wanna learn Python and SQL? You in da right place 👇

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• Updated Feb 26, 2026
• Jupyter Notebook

Interaktives SQL-Lernspiel mit 11 Kapiteln, Bosskämpfen, XP-System, SQL-Editor und automatischer Aufgabenprüfung. Python & SQLite.

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• Updated Nov 4, 2026
• Python

A practical SQL guide covering core concepts and production-level techniques for data professionals.

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• Updated Apr 23, 2026

Interactive SQL visualization and tutorial. Sandbox + leveled challenges + goal compare + query pipeline, all client-side (SQLite/sql.js). Learn SQL the way learnGitBranching teaches Git.

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• Updated Oct 21, 2026
• TypeScript

I am sharing foundational concepts of SQL, just like I am doing with Python, as part of my journey to become a Data Analyst. These are topics that I have studied and continue to study.

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• Updated Feb 10, 2023

Watch a SQL SELECT run one logical stage at a time, FROM and JOIN through WHERE, GROUP BY, HAVING, ORDER BY and LIMIT, with the real rows at each step and a plain-English narration of what changed. Runs on demo tables or your own CSV. Built with Claude Code.

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• Updated Nov 8, 2026
• TypeScript