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: 2026-07-09 00:25:54 UTC
JSON Representation

https://github.com/stuoj/stuoj-database

STUOJ 是汕头大学疾风算法协会的 ACM-ICPC 算法程序在线评测系统。该仓库存储数据库 SQL 文件。

mysql sql

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https://github.com/alvarovelascoprieto/trabajosgssi

Web development project using containers and Docker compose. Formula 1 historic car themed website that displays car data pulled from an autogenerated database with wikipedia content.

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https://github.com/plishka/etl

Scroll Points Analysis

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https://github.com/svdexe/bankloananalytics_sql_research_and_powerbi_dashboard

Comprehensive bank loan portfolio analysis using MySQL for data processing and Power BI for interactive dashboards. Tracks key lending metrics including loan performance, risk assessment, and borrower demographics with real-time KPI monitoring.

datamodeling dax financial-analysis powerbi sql

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https://github.com/siddhant4srivastava/sql-project

SQL-based project analyzing tenant profiles, rental data, and referral activities to answer key business queries.

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https://github.com/franco-diaz-licham/suggestionsapp

The suggestion site application is a .NET 6 Blazor Server web application that allows users to put through suggestion requests for a given department within a company.

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https://github.com/gikurujulius/bikestores-analysis

A complete Bike stores data analysis project using SQL and Microsoft Excel.

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https://github.com/aisurjyasamantaray/-optimizing-target-s-brazilian-operations-insights-from-order-processing-pricing-and-payment-trends-

This project offers an in-depth analysis of consumer behavior, logistical performance, and payment preferences within the e-commerce sector. By examining order costs, delivery times, and payment methods, businesses can uncover valuable insights into operational efficiency and customer preferences.

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https://github.com/dwarf1er/sqlanydb-tools

A suite of CLI tools and a VSCode extension for managing SAP SQL Anywhere 17 databases, streamlining development and database tasks.

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https://github.com/nada-ibrahim12/sql-problem-solving

A collection of solved SQL problems from LeetCode, HackerRank, and more — focused on practicing query writing, data analysis, and optimization.

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https://github.com/yuriioks/aqa-gcse-computer-science-preparation

25-week comprehensive program designed to equip students with the knowledge and skills required to excel in the AQA GCSE Computer Science exam

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https://github.com/nealwp/blobview

Generate BigQuery SQL views from JSON

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https://github.com/kena0ki/dddl

generates test Data from DDL.

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A simple blog platform built with Django, allowing users to create, edit, and manage blog posts. Features include user authentication, CRUD operations, post categories, comment system, and search functionality, with a responsive design optimized for both desktop and mobile.

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https://github.com/lloydjatkinson/grafana-mssql-experiment

Showcases using Grafana for dashboarding with a Microsoft SQL Server backend

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https://github.com/hadarsharon/clusterduck

DuckDB in a Cluster

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https://github.com/mvharsh/rdbms

This repository contains all my RDBMS code in SQL language

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SQL projects and advanced scripting

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Postgres query compatibility checks for schema changes.

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https://github.com/kbario/ecombackend

A rest API backend for an e-commerce website with a range of routes to handle products, categories, and tags.

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https://github.com/ravsii/udvis

ETL (ELT) example project using Airbyte and custom dbt transformations. (In Russian)

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https://github.com/nada-ibrahim12/coffeeshop-project

Coffee Shop Data Warehouse | SQL Server + SSIS + Power BI ETL pipelines, star schema, and dashboards for sales, staff, recipes & customer analytics. Retail BI demo project.

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https://github.com/sanyam-jain21/foodiehub

About It's a Back-End Web service of an Online Food Delivery App built using Java, Hibernate and SpringBoot technology, The Aim of this application is to form a bridge between restaurants and customers. With many functionalities like Sign-In, View Items of Restaurants by Name, adding products to a cart, Generating bills etc...

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https://github.com/ancapitigoi/portfolio

This repository is my portfolio containing past and current projects.

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https://github.com/cyril-mathe/revendeur-de-the-sql

mysql sql

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https://github.com/anuj-kshatriya/sql_project_hospital_data

This project focuses on analyzing hospital data using SQL queries. It provides insights into patient care, medical expenses, hospital performance, and departmental efficiency. The dataset includes hospital names, locations, departments, doctor and patient counts, admission/discharge dates, and medical expenses

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https://github.com/cnapagoda/cloudsql

Google Cloud SQL Sample Projects

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https://github.com/jeethula/login-ajax-php

Created a simple login , register and profile module

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Java Webstore backend application with REST architecture.

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https://github.com/t99/mysql-toolkit-js

My personal toolkit of functions and functionality for working with MySQL servers in TypeScript.

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https://github.com/ravi-prakash1907/database-management-systems

Holds all DBMS Practicals

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https://github.com/bishopce16/pewlett-hackard-analysis

The purpose of this project was to analyze human resources data for a large company (Pewlett-Hackard) to help the company prepare for the future hiring demands.

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https://github.com/bishtrishu/super_store_sales_dashboard

This repository contains a comprehensive sales analysis dashboard for a Superstore, created using Power BI. The objective is to contribute to the success of a business by utilizing data analysis technique, specially focusing on time series analysis, to provide valuable insights and accurate sales forecasting.

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This repository offers SQL scripts for analyzing hospital data to derive insights for improving hospital management, patient care, and financial performance.

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https://github.com/1401dev/hospitality-revenue-analysis

A Power BI dashboard project designed for revenue analysis in the hospitality sector. Utilizes SQL for data integration, analyzing 100K+ records to reveal key insights like top customer segments and seasonal revenue peaks. Interactive visualizations support strategic decision-making, KPI tracking, and efficiency improvements.

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https://github.com/jaydenchuacomputer/malaysia-airlines-reservation-system

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https://github.com/obaidulsaiki/project3_javafx01_e-commerceapplication

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https://github.com/vamshi-bejjanki/todo

The TodoList Web Application is a Java-based task management system that allows users to create, update, and manage their daily tasks efficiently.

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https://github.com/bobbymannino/rust-sql-orm-demo

A very simple demo of using SQL with an ORM in Rust

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https://github.com/karlyndiary/mavens-pizza-sales-insight

Analyzing Maven Pizza's sales performance and business insights by exploring key metrics, product trends, customer behavior, and peak sales periods, utilizing SQL for querying and Excel for dashboard visualizations.

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https://github.com/fahrettinsolak/restaurant-automation

This project is an automation system developed to manage the daily operations of a restaurant. Developed with .NET, this system aims to help restaurant operators manage their business processes more efficiently. The project covers various functions from customer orders to menu management, from staff tracking to account management.

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https://github.com/sulmar/dsm.sql

Przykłady ze szkolenia SQL dla DSM

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https://github.com/yehezkiel1086/dsa-stuffs

Programming problem solutions which includes SQL problems solutions, linux shell, also data structures and algorithms.

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https://github.com/nisaharan/provider-compensation-benchmarking

This project merges national provider compensation survey data from MGMA, AMGA, and Sullivan Cotter into a clean, unified benchmark table with percentile interpolation, specialty mapping, and weighted average computations for 2024.

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https://github.com/sahil-pillania/postgresql_library-system-management

Dataset Queries project developed using postgresql. Solved multiple problems.

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https://github.com/tsungtsetu122/databaseprinciples-project-advertising-system

Relational database design for an Advertising Business Submission System, including ER diagrams, relational schema, normalization (BCNF), and SQL queries (JOIN, UPDATE, AGGREGATE) implemented using MySQL and phpMyAdmin.

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https://github.com/controldata23/foresight-pharmaceutical

This analysis is an EDA done on a certain Pharmaceutical Dataset

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https://github.com/molinsagustin/cinedata

# CineData Trabajo práctico grupal para la materia Ingeniería de Datos I en la Universidad Argentina de la Empresa. El mismo consistió en el desarrollo de una base de datos relacional en Microsoft SQL Server Managment Studio utilizando metodología Ágil SCRUM, que se utilizó desde el relevamiento de requisitos hasta la implementación final.

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https://github.com/yash-rewalia/ev_sales_drop

Analysz the reason for sales drop and check the effectiveness of email marketing campaign for Sprint Scooters

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https://github.com/desmondjs/food_ordering_system

This repository contains the SQL scripts for a food ordering system database. The database includes various tables to manage and store information related to food orders, staff, inventory, and more. The tables and their relationships are designed to handle the operations of a food ordering system efficiently.

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https://github.com/tejaswirupa/movie-and-tv-series-recommendation-system

Developed a personalized, cross-platform recommendation system using user watch behavior and ratings. Deployed the app on AWS with integrated dashboards to track user activity and performance.

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https://github.com/jcserv/sqli

sqli is a simple & sleek SQL client, used as a terminal UI or in the command line, to help you query your Postgres database

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https://github.com/samedwardes/sqlcli

A command line interface (CLI) for interacting with SQLModel.

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https://github.com/misszeferino/nashville-housing-data-cleaning

Data cleaning using SQL

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https://github.com/martinomensio/dbms-homeworks

DataBase Management Systems homeworks @ Polytechnic University of Turin

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https://github.com/rishi-gupta-data/bank-managmemt-system

A relational database designed to manage banking operations, including accounts, branches, employees, transactions, and services with advanced querying capabilities.

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https://github.com/0xeab/salty-utility

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https://github.com/andreihirlav/order-management

Order management app for processing client orders for a warehouse, designed with the layered architecture pattern.

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https://github.com/seyla123/laravel-cars-selling-website

A Laravel-based web application for a car selling platform, allowing users to browse, list, and manage car listings,search car, with features like user authentication, email verification.

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https://github.com/nihadamirov/holbertonschool-higher_level_programming

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https://github.com/filsan-musa/Course-SQL_Fundamentals_for_Data_Analysis

This course serves as an introduction to Structured Query Language (SQL) for the aspiring data analyst, focusing on fundamental concepts and practical applications. The course incorporates interactive video lectures, as well as weekly course exercises to reinforce learning.

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This analysis is an EDA done on a certain Educational Institution Dataset

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PHP SQL wrapper and model layer

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https://github.com/yoockh/dbyoc

DBYOC is a Go module that simplifies database connections by providing a unified interface for both SQL and NoSQL databases. This module comes with flexible configuration, automatic retry mechanisms, connection pooling, migration support, logging, and metrics tracking.

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https://github.com/sgb31/data-analysis

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https://github.com/owainkenwayucl/stats-plus-plus

My latest attempt to have some useful stats tools for our services.

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https://github.com/danmadeira/building-svg-elements-with-pl-sql

Building SVG elements with PL-SQL

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https://github.com/nicolashaubricht/sistema-de-gerenciamento-de-reservas

Este projeto é um sistema de gerenciamento de reservas para restaurantes, desenvolvido com Flask e SQLAlchemy. Ele permite que os usuários façam reservas, editem, excluam e visualizem seus agendamentos em uma interface intuitiva.

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Resolução de exercícios propostos na plataforma LeetCode.

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https://github.com/arryhere/postgre-sql

Postgre SQL

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Various data analysis projects displaying tools and instruments that I am proficient with

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https://github.com/harastaivan/dbs

Semestral Work for Database Systems

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https://github.com/fredericdrnl/bdd-lfl-2022

automatic leaderboard of Spring LFL 2022

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https://github.com/zx2486/dbconnectortoolkit

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https://github.com/msikorski93/sql-exercises

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