SQL

SQL stands for structured query language. It uses commands such as “select”, “insert”, “update”, “delete”. Some common relational database management systems that use SQL are: Oracle, MySQL, Microsoft SQL Server, PostgreSQL, etc.

GitHub: https://github.com/topics/sql
Wikipedia: https://en.wikipedia.org/wiki/SQL
Created by: Donald D. Chamberlin, Raymond F. Boyce
Released: 1986
Related Topics: database,
Last updated: 2026-06-30 00:25:46 UTC
JSON Representation

https://github.com/hussein-m-kandil/secret-keeper

My final project for CS50x. Using Python (Flask), and JavaScript I built a web app for generating random passwords and keeping them for the user.

css3 development flask full-stack html javascipt python rest-api restful-api sql sqlite3 web

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https://github.com/frederikhs/sql2csv

Go library for generating csv files based on SQL queries

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https://github.com/sarathchandranpm/vehicle_theft_analysis

This project is a comprehensive data analysis of vehicle theft patterns, utilizing advanced SQL techniques to explore when, which, and where vehicles are most likely to be stolen. The analysis provides deep insights into vehicle theft characteristics through systematic, multi-dimensional exploration.

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Simple graphql for CSharp.

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https://github.com/shraddhaag/sql-practice-problem-solutions

A repository of solutions to SQL Practice Problems.

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https://github.com/geetisha/sales_insight_data_analysis_using_sql_and_tableau-etl-

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https://github.com/pleuvoir/sql-metadata-plugin

Execute SQL to return result set metadata easily.

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This analysis assesses the performance of a tech-driven insurance company's Wellness Reimbursement Program, with a focus on generating actionable insights and strategic recommendations for the product and marketing teams, as well as responding to ad-hoc analytical queries to enhance program impact and efficiency.

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The project involves SQL-based data management, including table creation, data insertion, views, and complex queries to support hospital operations such as doctor specialization, patient management, treatments, and appointments.

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SQL Code Wrapper: A lightweight preprocessor for embedding SQL code in host programming languages

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Explore a robust PostgreSQL repository featuring efficient indexes, triggers, views, functions, PL/pgSQL scripts, and insightful diagrams for advanced project development and database optimization.

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This app helps you list your daily tasks or anything you want to do, this project is an offline to-do list which means your to-do list is safe So don't worry about leaked your data.

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General utility data in relational SQL format for countries, languages, currencies (ISO 3166-1, UN M49, ISO 639-1, ISO 4217)

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Generate JSDoc annotations from raw SQL queries

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Python samples for Reports.PYTHON report builder for Python 3.10 and higher, and embedded report designer and report viewer

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Data models used to illustrate books of the series Align > Design > Refine

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This project demonstrates the use of mysql.connect package with Python and Plotly to create an SQL database, tables, and visualize data from those tables.

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Sistema de cadastro de Hardware, desenvolvido em ObjectPascal e SQL. Projeto com objetivo de colocar em prática o aprendizado sobre Delphi, desenvolvido na disciplina de Desenvolvimento de Sistemas na instiuição de ensino Cedup Abílio Paulo

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Useful bulk queries for Opencart Ecommerce MySql/MariaDb databases.

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https://github.com/cmijrey/qa-training

This is the repo for my QA Training Session

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Flower shop: Login/Sign up, make order pages. PHP, SQL

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Exploration de données avec Datasette

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https://github.com/jeidison/native-query

Laravel package for save native query in external file.

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https://github.com/simao/async-db

non blocking API for jdbc

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https://github.com/meepks/etl-pipeline-using-python

This project implements an ETL (Extract, Transform, Load) pipeline that retrieves weather data from the OpenWeatherMap API, processes it, and stores it in a SQL Server database.

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HackeRank SQL Solutions (Sorted by difficulty)

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