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: 2026-07-10 00:26:02 UTC
- JSON Representation
https://github.com/brisatielly/cs50x-harvard-2023
O CS50x - Introduction to Computer Science é um renomado curso da Harvard University, oferecido para pessoas de todo o mundo. Ele abrange os fundamentos da ciência da computação, como algoritmos, estruturas de dados, desenvolvimento web, e muito mais. Neste repositório, apresento os projetos e problemas que resolvi durante o curso em 2023.
algorithms c css data-structures debug50 flask git html javascript logic-programming python sql
Last synced: 11 Apr 2026
https://github.com/thkox/uni_2022-airline-company-db
This project is a team assignment for the "Databases" course, offered in the 4th semester of the 2022 academic year at the University of Piraeus, Department of Informatics.
2022 4th-semester airline-company db department-of-informatics flights postgresql postrges python sql university-of-piraeus
Last synced: 11 Apr 2026
https://github.com/samantha-ruth/employee-tracker
View all employees, departments, roles, and salaries. Built using node, npm inquirer, console table, SQL, MySQL2.
inquirerjs javascript mysql2 nodejs npm sql
Last synced: 11 Apr 2026
https://github.com/cntm-labs/sentinel-driver
High-performance PostgreSQL wire protocol driver for Rust
async database driver orm postgres postgresql project-sentinel rust sql tokio
Last synced: 10 Apr 2026
https://github.com/mrwormhole/turing-machine-in-sql
Turing Machine Simulation in SQL with less than 200 lines :guardsman:
postgresql sql turing-machine-simulator
Last synced: 17 Jun 2025
https://github.com/h2lsoft/db-manager
PDO wrapper to simplify db queries and pagination
database db mysql pagination pdo pdo-wrapper php sql
Last synced: 10 Apr 2026
https://github.com/jaymax01/dvd-rental-data-analysis
Data analysis of a DVD rental database
data-visualization postgresql sql
Last synced: 22 Jul 2025
https://github.com/monambike/ouroweb-scripts
SQL Server scripts for automate, search, understand, and facilitate management in OuroWeb testing and development applications.
automation integration integration-testing microsoft-sql-server scripts sql sql-server sql-server-management-studio sqlserver ssms
Last synced: 01 Sep 2025
https://github.com/rami24t/periodic-table-database
For this project, I needed to fix and develop a PSQL periodic table database and then create a bash script program that takes in an argument as input in order to retrieve and output the relevant information from the database.
bash git postgresql-database psql psql-database relational-database scripting-language shell sql
Last synced: 04 Feb 2026
https://github.com/justfifi17/photo-studio-database
SQL Database that manages a photo studio business data 📸
Last synced: 27 Dec 2025
https://github.com/checco9811/data-engineering-bootcamp-homework
Homework solutions for DataExpert.io data engineering bootcamp
apache-spark data data-engineering sql
Last synced: 14 Mar 2025
https://github.com/rafibg/mysticrealms
My phone and Windows game
game maui maui-apps sql sql-localdb
Last synced: 27 Feb 2026
https://github.com/splitgraph/seafowl-dagster-demo
An example project demonstrating how to submit data to Seafowl from a dagster job.
dagster data-engineering data-integration data-pipelines etl seafowl splitgraph sql
Last synced: 08 Oct 2025
https://github.com/melvinernestosg/tarea-4-hacertutorialdesqlserveren2semanas
Developed by a person who knows very little about the database.
microsoft-sql-server sql sql-server
Last synced: 26 Oct 2025
https://github.com/jcsalinas20/dam
DAM (Desarrollo de Aplicaciones Multiplataforma), Ejercicios y trabajos hechos en el Grado Superior DAM
android-studio apache-cordova binary-files encript java java-swing javafx javascript junit libgdx mongodb mysql plaintext plsql rmi sockets sql threads xml
Last synced: 08 Oct 2025
https://github.com/arsalanazadkhah/nashville-housing
Nashville Housing Analysis Using SQL
Last synced: 23 Jan 2026
https://github.com/suganyarajes/sql-react33
SQL (Structured Query Language) is a domain-specific language used for managing and manipulating relational databases.
Last synced: 01 Jun 2026
https://github.com/aabbtree77/imdb-sqlite-queries
Actor-director collab analysis based on imdb-sqlite.
analytics chatgpt counting film-directors h-index imdb imdb-sqlite queries relational-database sql sqlite3
Last synced: 23 Jan 2026
https://github.com/billstephens2022/python-flask-auth
An app where users can register/login and download a file once successfully logged in.
css css3 flask flask-authentication flask-login html html5 python python-flask sql sqlalchemy werkzeug
Last synced: 03 May 2026
https://github.com/miyako/4d-plugin-simple-postgres-client
Simple PostgreSQL client using libpq
Last synced: 07 Oct 2025
https://github.com/adi501/linq_interview_questions
LINQ Interview Questions
interview interview-questions linq linq-to-sql sql
Last synced: 12 Jun 2026
https://github.com/pieratcat/sql-stuff
adventureworks jupyter-notebook mssql pandas plotly python seaborn sql sqlite t-sql
Last synced: 10 Apr 2026
https://github.com/codedbyarizola/sql-classwork
SQL scripts I made during a course in school.
Last synced: 21 Jan 2026
https://github.com/mrbuslov/list-search
Search in list of dictionaries with lookups! Like in ORM!
lookup memory-searching orm python python-search search simple-search sql
Last synced: 23 Feb 2026
https://github.com/darrendavy12/noaa-storm-events-analysis-postgresql-database
This project builds a PostgreSQL database to store and analyze the NOAA Storm Events Database
datacleaning dataengineering error-handling etl etl-pipeline pgadmin4 postgresql psql python python-script query-builder sql troubleshooting
Last synced: 17 Apr 2026
https://github.com/vanvuvuong/to_sql
Little tool to convert the CSV, XML file to SQL
Last synced: 21 Jan 2026
https://github.com/nihalsheikh/google_data-analytics
Google Data Analytics Specialization
dataanalytics datavirtualization rprogramming sql tableau
Last synced: 28 Jan 2026
https://github.com/alessandro-schmidt/leetcope
Cause sometimes you just gotta cope. This is me axing Leetcode Problems.
leetcode leetcode-java leetcode-python leetcode-solutions sql
Last synced: 21 Jan 2026
https://github.com/prajjwol09/sql_retail_analysis_project
This project demonstrates SQL-based data cleaning, exploration, and business analysis on a retail sales dataset. It involves setting up a database, removing null values, performing EDA, and using SQL queries to extract key insights such as top customers, best-selling categories, and monthly sales trends.
data data-analysis datacleaning dataexploration pgadmin4 sql
Last synced: 15 Feb 2026
https://github.com/viiviiiix/sql-solutions-sql-practice
Solutions to Learn SQL's SQL Practice Challenges.
learn-sql ms-sql-server sql sql-challenges sql-practice sql-solutions
Last synced: 07 Oct 2025
https://github.com/code4mk/universities-worldwide
world-wide universites json placeholder , csv , sql
Last synced: 07 Oct 2025
https://github.com/suspect-47/practice-run-mysql
SQL Practice Runs: Progressive assignments (run 1–15) built from beginner to intermediate level using MySQL. It covers SELECT, JOIN, WHERE, GROUP BY, HAVING, ORDER BY, aggregate functions, aliases, and query optimization.
Last synced: 07 Oct 2025
https://github.com/codewithdark-git/attendance-management-system
The Face Recognition Attendance System is a Python-based application that utilizes face recognition technology to track and record attendance for students. The system stores user data, face images, and attendance records in an SQLite database.
attendance attendance-system csv database face-recognition model pretrained-models python python-script sklearn sql sqlalchemy
Last synced: 14 Apr 2026
https://github.com/fblupi/grado_informatica-dgp
Prácticas de la asignatura Dirección y Gestión de Proyectos de la UGR
ajax bootstrap mysql php project-management sql webapp
Last synced: 14 Apr 2026
https://github.com/mohamedsakeel/personalvault
Personal Vault is a secure, offline password manager built with C#, WPF, and UWP. It allows you to safely store and manage your credentials using SQL Server and encryption. Ideal for managing passwords for various services like Google, Gmail, Hostinger, and more.
csharp encryption-decryption sql sqlserver-2022 uwp wpf
Last synced: 21 Jan 2026
https://github.com/rachkat/rachelgoldsbury.github.io
Data Analytics Blog- Thoughts & Insights: Lightweight analytics blog—snippets, charts, and bite-size experiments.
blog data-visualizations jekyll mini-projects notes python r sql
Last synced: 14 Apr 2026
https://github.com/jardinesdelareina/grok_postgresql
База знаний PostgreSQL
docker linux plpgsql postgresql sql
Last synced: 23 Feb 2026
https://github.com/valda1/studentsystem
School student management system in Java.
java school-management school-management-software school-management-system school-systems sql student-information-system student-management student-management-system
Last synced: 06 Oct 2025
https://github.com/knands42/Data-Engineering-Bootcamp
Exploring Data Engineering concepts
data-engineering docker docker-compose makefile postgresql slowly-changing-dimensions sql
Last synced: 06 Oct 2025
https://github.com/NpgsqlRest/pgmigrations
Lightweight, Zero-Dependency, PostgreSQL Tool for Node.js and NPM.
javascript migrations nodejs postgresql schema sql testing
Last synced: 27 Oct 2025
https://github.com/data-edd/mastering_sql
This is a repo documenting me mastering sql
data-analysis mysql mysql-database sql
Last synced: 06 Oct 2025
https://github.com/asirialwis/event-management-system
A robust Event Management System using React (Frontend) and .NET (Backend), with MS SQL as the database.
asp-net-core csharp dotnet ef-core ef-core-migrations mvc-architecture reactjs rest-api sql sql-server web-api
Last synced: 11 Apr 2026
https://github.com/joaomni/donate-life
Aplicação desenvolvida na Maratona Dev da Rocketseat
css3 express grid-css html5 javascript nodemon nunjucks postgres sql
Last synced: 05 Apr 2026
https://github.com/ascentis/foreach-db
PowerShell module to execute SQL scripts in each database in a single or multiple servers
parallel-programming powershell-module sql sql-server
Last synced: 14 May 2026
https://github.com/stephane-klein/postgres-tags-model-poc
Database model POC based on Tags and Postgres Arrays, a Purrrfect Combination article.
pgtap postgresql proof-of-concept sql tagging
Last synced: 13 Apr 2026
https://github.com/cauadesa/lojafotografiasql
Modelagem e implementação de um Banco de Dados do Modelo Entidade Relacionamento ao SQL.
entity-relationship-diagram relational-database relational-diagram sql
Last synced: 15 Feb 2026
https://github.com/sultanbadri/sql-zoo
SQL practice with SQL zoo exercises.
Last synced: 23 Jan 2026
https://github.com/vitaliikalyta96/data-analysis
These projects are about data analysis using multiple tools and techniques to derive insights from various datasets.
a-b-testing amplitude bigquery google-sheets looker-studio postgresql python sql tableau-public tracking-plan
Last synced: 13 Apr 2026
https://github.com/zainea-bogdan/data_engineer_project_wowcinema
WoWCinema is a project based on a fictional scenario where I stepped into the role of a Data Engineer, designing and building an end-to-end Data Infrastructure. A ETL pipeline ingests data from multiple sources, transforms it, and loads it into a centralized PostgreSQL data warehouse to power analytics, KPI tracking, and reporting
analytics big-data data datawarehousing etl-pipeline postgres python sql
Last synced: 19 May 2026
https://github.com/muhammadfarooq85/postgresql-relationships
This repository is about the how to effectively use relationships in PostgreSQL .
postgresql postgresql-database sql
Last synced: 18 Jan 2026
https://github.com/igorconstant/sgsp
Composition of the SGSP Project - Federal Institute of Science and Technology of São Paulo.
css html java javascript php sql
Last synced: 13 Apr 2026
https://github.com/muhammadfarooq85/postgresql-views-having-clause
This repository is how to use views and having clause in PostgreSQL.
Last synced: 18 Jan 2026
https://github.com/vbalalian/littlefield
Combined web-scraping, loading, and reporting tool for Littlefield simulation, built for use with Google Cloud Run functions and Google Cloud Scheduler
bigquery cloud-functions extraction google-cloud-platform littlefield-simulation-game loading python reporting sql webscraping
Last synced: 14 May 2026
https://github.com/mert-turkgil/e-commerce-site-development-using-restful-api
e-commerce site-basic
api css html iyzico javascript js json sql stripe
Last synced: 13 Apr 2026
https://github.com/chernoben/basicgosql
Connecting and creating database and tables with GoSql Driver
Last synced: 14 Jan 2026
https://github.com/shgnplaatjies/banneredstallion
A RESTful API for a multi-vendor restaurant TypeScript foundation, MySQL with TypeORM, Node.js, Express.js, and SwaggerUI documentation. Inspired - in name and spirit - by the world-renowned taverns - The Bannered Mare of Skyrim.
azure-devops backend-api microsoft nodejs rest-api sql swagger typeorm typescript
Last synced: 13 Apr 2026
https://github.com/mina-faridi/database-project
Final project of database course, Dr Momtazi (fall 2020)
amirkabir database library-database mysql sql
Last synced: 17 May 2026
https://github.com/aniketchavan2211/aniketchavan2211
This repository contain my own personal project & learning new things which I will mention in this repository...
bash-scripting batch-scripting git github html-css-javascript linux python shell-scripting sql
Last synced: 18 Jan 2026
https://github.com/jiraleelas/cs50-sql
CS50's Introduction to Databases with SQL by Harvard University 2024.
Last synced: 06 Oct 2025
https://github.com/lorussogiacomoluca/db-first
Exercise #56 - 22/05/2025
db er-diagram relational-databases schema-design sql
Last synced: 06 Oct 2025
https://github.com/tmohamedashraft/airline-dwh
The repository contains the complete schema design, queries, and documentation for the airline data warehouse, providing a detailed reference for the data warehouse structure and query optimization techniques.
Last synced: 05 Oct 2025
https://github.com/manishkaa/google_data_analytics_capstone_case_study
This case study is a part of Google Data Analytics Capstone Project
bigquery data-analysis sql tableau
Last synced: 05 Oct 2025
https://github.com/lzhudson/daily-diet-api
The daily diet API is a project that consists of an API for controlling user meals.
api api-client api-rest fastify insomnia knex node nodejs sql sqlite typescript zod
Last synced: 24 Jan 2026
https://github.com/gokallpp/asp.net-mvc-portfolyo-uygulamas-
🌍 🔍"Asp.Net Core ile Dinamik Portfolyo Web Sitesi" kapsamında geliştirdim.
asp-net csharp mssql-database sql
Last synced: 16 Mar 2026
https://github.com/brianlesko/ms-sql-connect
Connect to a Microsoft SQL Server or a MySQL server - written purely in Python
connection data-science database mssql mssql-database mysql mysql-database python simple sql
Last synced: 16 Mar 2026
https://github.com/bedirk/portfolio-projects
Data Analytics Portfolio Projects
dataanalysis excel mssqlserver numpy pandas powerbi python sql tableau
Last synced: 16 Mar 2026
https://github.com/sarthakagg29/sql-share-trading-analysis
Analysis of share trading transactions using SQL. Includes table setup, sample data, and a variety of queries to answer typical business questions about stocks and trading.
data-analysis dbeaver portfolio postgresql share-market sql
Last synced: 04 Jul 2025
https://github.com/alyllanes/dbt-analytics-projects
A repository for all the dbt modeling projects I'm working on to practice my skills
analytics-engineering bigquery dbt sql
Last synced: 05 Oct 2025
https://github.com/shivammm21/e-healthcare-management-system
It is a terminal application using core java and mysqli 5.7.
core corejava e-healthcare hospital java management management-system mysql mysqldatabase oops oops-in-java sql sql-query
Last synced: 18 Apr 2026
https://github.com/aravinda-1402/wolf-parking-database-management-system
The Wolf Parking Management System oversees campus parking, managing lot availability, zone specifications, permit assignments, and citation tracking. Administrators handle space, permits, citations, and generate reports for efficient parking management.
java mariadb mariadb-server sql
Last synced: 24 Jan 2026
https://github.com/souhiloo/personalbase.sgl
Manage your personal information with this PostgreSQL database. Track courses, finances, habits, tasks, and trips efficiently. 🌟📊
courses data-modeling erd finance-tracker habit-tracker personal-database postgresql relational-database sql trips
Last synced: 04 Jul 2025
https://github.com/egbe34/sql-portfolio
SQL portfolio showcasing business-focused queries for KPIs, retention, churn, RFM, and Pareto analysis. Built with sample commerce data for analytics and BI use cases.
bigquery business-intelligence churn-analysis cohort-analysis data-analysis kpi postgresql rfmsegmentation sql windowfunction
Last synced: 19 May 2026
https://github.com/vishal786-commits/target-businesscasestudy-sql
This project analyzes Target’s e-commerce transactions in Brazil between 2016 and 2018 using SQL. The goal was to explore customer behavior, order patterns, payments, delivery times, and freight costs to generate actionable business insights.
Last synced: 05 Oct 2025
https://github.com/ytisf/tableturner
A versatile tool to parse large SQL dump files into CSV format. Features include a GUI and TUI, table selection, and row repair. Perfect for data migration and analysis. Built with Python.
csv csv-export csv-parser sql sqldump
Last synced: 05 Oct 2025
https://github.com/ashikamattu/movie_data_analysis
This project deals with analysing movie actors data set by designing a cumulative data model.
cumulative-table-design data-modeling postgresql sql
Last synced: 24 Jan 2026
https://github.com/anandhupa1/sql-queries
sql level one and two assignments
Last synced: 06 Feb 2026
https://github.com/frosteen/technical-workshops
A collection of technical workshops (with instructor materials) which I have facilitated during my college days.
css electronics html javascript python raspberry-pi sql web-design web-development
Last synced: 18 Apr 2026
https://github.com/zota0/dsn_gen
You dont know what the hell DSN is and is bored of asking AI? Or maybe you just want simple DSN?
database database-connection database-management dev-tools developer-tools dsn go golang mariadb mysql pg pgsql release sql sqlite sqlite3 zota0
Last synced: 15 Apr 2026
https://github.com/alikellaway/sqlstrings
A set of Python functions allowing for the generation of sql statements in Python.
postgresql sql sql-generation sqlite3 translation translator
Last synced: 14 Jan 2026
https://github.com/shahidmalik4/northwind-sales-analysis-using-powerbi
The "Unveiling Sales Patterns: A Comprehensive Analysis of Northwind's Sales Data" project involved the processing, transformation, and visualization of sales data obtained from Kaggle. Utilizing MySQL for data manipulation, Excel for cleaning and preparation, and Power BI for normalization and visualization.
analytics excel kaggle-dataset powerbi sales sql
Last synced: 28 Jan 2026
https://github.com/jmini00/projectsgithub-mvc-collection
Projet "Github Collection" : ce projet consiste en la création d'un portfolio regroupant mes différents projets réalisés et à disposition sur mon Github. Développé en PHP, suivant les principes de la programmation Orientée Objet et de l'architecture MVC (Modèle-Vue-Contrôleur).
ajax bdd bootstrap css html php sql
Last synced: 13 Apr 2026
https://github.com/darrendavy12/postgressql_retail_sales_data_pipeline-analytics
Online retail data set from kaggle, I used this for a project using PostgreSQL to demonstrate my knowledge in SQL and workarounds when using the pgadmin GUI or psql tool.
analytics data-engineering datacleaning ecommerce ingestion onlineretailanalysis postgres postgresql realistic-data sql transfrom
Last synced: 04 Jul 2025
https://github.com/victoriaraven/cybersecurity-google-coursera-umgc
Google Cybersecurity Professional Certificate - 9 course series. These includes all assignments or concepts that are allowed to be uploaded publicly, including self-made ones. I will not upload copied content to avoid copyright infringment.
analysis comptiasecurity coursera cybersecurity documentation google investigations it professional-certificate python sql study-guide test-prep using-programs-it-cyber-docs
Last synced: 03 Jul 2026
https://github.com/beebus/hacker_rank_practice
My personal solutions to coding practices on the HackerRank.com website.
c-plus-plus coding coding-challenge coding-challenges coding-interviews github hackerrank hackkerrank-solutions oracle-database python3 ruby sql sql-server ubuntu1804
Last synced: 15 Apr 2026
https://github.com/danielwmartin1/supabase-todolist
Supabase TodoList
api-rest fullstack-development javascript nodejs postgresql reactjs sql supabase vercel-deployment vite
Last synced: 15 Apr 2026
https://github.com/mysto-007/cyclistic-bike-share-analysis
Analyzed the dataset of Cyclistic Rental Service as the Capstone project for Google Data Analytics SpecializationAnalyzed the dataset of Cyclistic bike-share (Capstone project for Google Data Analytics Specialization)
bigquery data-analysis excel ms-sql-server sql tableau tableau-public
Last synced: 16 Mar 2026
https://github.com/rodrigorvsn/sql-server
🎲 Exercises done with SQL Server to train query's
Last synced: 05 Oct 2025
https://github.com/nero103/medical-appointment-database-project
This is a relational database project with the goal of creating a data model for medical practices for organization of patient appointments using SQL.
datamodeling healthcare relational-database schema-design sql stored-procedures t-sql
Last synced: 28 Jan 2026
https://github.com/pr1m8/sqldbagent
Service-first database intelligence platform for safe inspection, guarded SQL, retrieval, and agent-ready context.
database-intelligence langchain langgraph mcp mssql postgres pydantic qdrant sql sqlalchemy sqlite streamlit
Last synced: 08 Apr 2026
https://github.com/sujith-da279/2market_consumeranalytics
Customer behaviour analysis for 2Market, a global retailer, delivering actionable insights across demographics, advertising channels, and product preferences.
business-data-analysis customer-segmentation data-visualization demographic-analysis marketing-analytics report sql tableau-dashboards
Last synced: 28 Jan 2026
https://github.com/davidkhala/oracle-database-collection
collection of Oracle Database tools, documentation and notes
Last synced: 06 Feb 2026
https://github.com/nero103/airbnb-destination
This is and end-to-end project to uncover the ideal destination based on listings and hosts. Strategy included: Data workflow-SQL analysis-Data modeling-Data Visualization-Findings
data-analysis data-modeling data-visualization etl etl-pipeline excel microsoft-sql-server powerpoint sql tableau
Last synced: 27 Mar 2026