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/chojogebutsu/postgresql-data-analytics-project
This repository contains SQL scripts for analyzing ERP and CRM data from the gold layer of the data warehouse built in PostgreSQL_Data_Warehouse_Project. It covers both exploratory data analysis and advanced analytics techniques like trend analysis, cumulative metrics, performance tracking, data segmentation, and part-to-whole evaluation.
business-analytics business-intelligence data-analytics plpgsql postgresql sql window-functions-in-sql
Last synced: 06 Jun 2026
https://github.com/sakshatvyas/smart-school-management-system
Smart School Management System built with Java and SQL for efficient student, staff, and academic management.
database java mysql netbeans netbeans-project sql
Last synced: 03 Jan 2026
https://github.com/amiorhmn/leetcode-sql-50-solutions
This repository contains my solutions to the problems in SQL 50 Study Plan of LeetCode.
leetcode leetcode-solutions leetcode-sql leetcode-sql-50 sql
Last synced: 08 Mar 2026
https://github.com/brunafcarvalho/dados_suicidio_brasil
Projeto independente para prática de SQL (SQLite) com dados DATASUS (2014–2018)
Last synced: 23 May 2026
https://github.com/raghavgarg1257/laratweets
A simple clone of twitter built using Laravel 5.4.
Last synced: 30 Mar 2025
https://github.com/samuelbarbosadev/learning_sql
Bem-vindo ao meu repositório de estudos sobre SQL.
Last synced: 22 Mar 2025
https://github.com/ameya-6964/university-management-system
This University Management System, developed using Java with JDBC, JavaFX, and MySQL, incorporates features like student and teacher registration, marking attendance, recording exam details, and displaying fee information. It efficiently handles essential university functions, promoting effective management of academic and administrative tasks.
eclipse-ide error-handling java jdbc rdbms sql
Last synced: 14 Mar 2025
https://github.com/oldprojectss/clinic-database
In this project we used a relational database (PostgreSQL) to create the initial data structure for a clinic. we create multiple tables to store clinic informations, and save the query's to the schema sql file.
Last synced: 05 May 2026
https://github.com/shdrn2402/eight-week-sql-challenge
This repository contains eight learning projects aimed at developing applied SQL skills. It serves as a portfolio to demonstrate the practical use of SQL in solving real-world problems.
8weeksqlchallenge case-study dataanalysis dataanalytics postgresql relational-databases sql
Last synced: 08 Mar 2026
https://github.com/mathiaslinux/sae_401_bdd
The database repo for the project SAE 401
database mariadb school-project sql
Last synced: 16 May 2026
https://github.com/rifa8/sql-hackerrank-solutions
SQL solutions
db2 hackerrank hackerrank-solutions ms-sql-server mysql oracle sql
Last synced: 08 Mar 2026
https://github.com/ariyaarka/sales-analysis
A simple analysis on random dataset of pizza sales using SQL
data-analysis presentation-slides sql
Last synced: 17 Jan 2026
https://github.com/shivamsharma32/superstore_analysis_sql_project
SuperStore Data Analysis in SQL. Importing data from excel and cleaning and exploring on SQL.
datacleaning dataexploration mssql sql
Last synced: 26 Jul 2025
https://github.com/calcagnoloic/hackerrank_coding_challenge
Coding Challenge | HackerRank
hackerrank hackerrank-solutions python3 regex solving-problems sql
Last synced: 27 Jul 2025
https://github.com/yehoudasaroussi/supermarket
An implementation of SuperMarket by a database and SQL queries. Done as part of SPL course.
Last synced: 27 Jul 2025
https://github.com/mega2799/db-set-cinematografico
Database Project 2020-2021
Last synced: 13 May 2026
https://github.com/ywzheng1/logs-analysis-project
database linux python sql sql-server vagrant virtual-machine
Last synced: 09 Apr 2026
https://github.com/marko19907/sql-assignments
Mandatory SQL assignments for the "Datamodeling and Database Applications" course, fall 2021.
assignment-solutions relational-database sql sqlite3
Last synced: 27 Jul 2025
https://github.com/samuelfaj/nodejs-class_db.js
It makes your MySQL queries easier.
connection database javascript mysql nodejs query-builder sql
Last synced: 09 Apr 2026
https://github.com/aRonnieAlsop/mock_portfolio_website
Personal blog part of app uses React for the frontend and SQLite for the backend. Blog content, including rich HTML (text, videos, etc.), is stored securely in the db.--safe from security risks from user-generated input b/c only site curator inputs blogs.
db express fs nodejs postman react sql
Last synced: 19 Sep 2025
https://github.com/labex-labs/sqlite-intermediate-to-advanced
In this course, delve into advanced SQLite techniques. Master constraints, indexing, joins, subqueries, transactions, triggers, views, full-text search, JSON, backups, PRAGMA tuning, CTEs, window functions, and more!
advanced-sql course data-analysis data-integrity data-manipulation data-modeling database database-design hands-on labex labs performance-tuning programming query-optimization relational-database schema-management sql sqlite stored-procedures transaction-management
Last synced: 18 May 2026
https://github.com/arunabhagit/bank-customer-churn-analysis-and-risk-tracker
This project analyzes customer churn using machine learning and visual storytelling through Power BI. A Random Forest model identifies high-risk customers, while interactive dashboards reveal key churn patterns, enabling targeted retention strategies and data-driven decision-making for business improvement.
analysis data powerbi predictive-modeling sql
Last synced: 28 Jul 2025
https://github.com/ynazymko12/goit-rdb-fp
Home task for Relational Databases: Фінальний проєкт
Last synced: 29 Jul 2025
https://github.com/prateek5525/retail-sales-analysis-project
This project involves analyzing retail sales data using SQL to uncover insights into sales patterns, customer behavior, and product performance. It serves as an exercise to develop foundational SQL skills in data exploration, cleaning, and analysis.
data-analysis data-cleaning retail-sales-data sql
Last synced: 03 Jan 2026
https://github.com/inkflow59/sqlgenix
A PHP library that let you build easily your SQL queries to build your dynamics websites easier, enabling performance and efficiency for your interactions with your databases
Last synced: 19 Feb 2026
https://github.com/singhofen/sql-practice
sql query practice
database database-practice databases sequel sql sqlquery
Last synced: 07 Nov 2025
https://github.com/KwonNayeon/sql-focused-ds-prep
SQL-focused solutions and notes for data science technical interviews
data-science interview-prep postgresql sql sqlite
Last synced: 21 Sep 2025
https://github.com/prestonjohnson-portfolio/marketing-data-portfolio-project
Analyzing Marketing Data for Future Improvements
data data-analysis data-visualization powerbi sql sql-server
Last synced: 21 Sep 2025
https://github.com/dev2forge/sqlazo
SQLAZO is a Python module that helps manage basic operations in an SQLite3 database. It provides utilities to simplify common database tasks—such as creating, reading and deleting records—making it easier for developers to work with SQLite databases in their Python projects.
basesdedatos database dev2forge modules opensource programming python python3 sql sqlite
Last synced: 31 Jul 2025
https://github.com/luizsaurin/java-spring-boot-rest-sql
Java Spring Boot REST API that performs CRUD operations in a SQL database
Last synced: 12 Jan 2026
https://github.com/mateuszk098/sql-queries
SQL Queries Training.
bigquery hackerrank-solutions query sql
Last synced: 04 May 2026
https://github.com/llsaimur/employeemanager.razorpages
Employee Manager application
asp-net-core asp-net-core-identity ef-core razor-pages sql
Last synced: 30 Jul 2025
https://github.com/qsmith-interos/interview-db-sqlite
Starter template for Database interviews
Last synced: 08 Nov 2025
https://github.com/lakshman-github/ibm-project
Frontend - Backend - Database
css3 dsa-algorithm html javascript microsoft-excel sql
Last synced: 16 Apr 2026
https://github.com/tanushreesarkar/hackerrank-sql-certificate-test-solution
🎓 Verified and optimized solutions to the HackerRank SQL Certification Test — covering Basic, Intermediate, and Advanced levels. Ideal for certification preparation, SQL interview practice, and MySQL mastery.
github-config hackerrank-sql-certificate-github hackerrank-sql-certification-solutions hackerrank-sql-skill-certification-answers hackerrank-sql-test-github hackkerrank-solutions mysql-database sql sql-basic-intermediate-advanced-hackerrank sql-certificate-test-hackerrank
Last synced: 31 Jul 2025
https://github.com/rand-asswad/gm4_bdd_univ
Projet de base de données en Génie Mathématique
Last synced: 11 May 2026
https://github.com/agu3des/disaster
Website about disasters
angular css html javascript plpgsql sql typescript
Last synced: 09 Apr 2026
https://github.com/daniel-oyoo/login_page
This project is a web application enabling user registration and login, with data securely stored in a MySQL database. It features client-side validation, password hashing, and session management, suitable for a mental wellness platform.
Last synced: 09 Apr 2026
https://github.com/dianper/eshop-netcore
A basic API Gateway created in .NETCore based on microservices.
api-gateway cqrs docker docker-compose dockerfile entity-framework-core fluentvalidation jwt-authentication microservices mongodb netcore-webapi ocelot rabbitmq redis restful-api sonarqube sql swagger swagger-ui
Last synced: 09 Apr 2026
https://github.com/sgaunet/postgresql-mcp
A Model Context Protocol (MCP) server that provides secure PostgreSQL database integration tools for Claude Code. Features read-only query execution, schema exploration, and performance analysis.
ai-tools claude-code database database-tools golang mcp mcp-server postgresql read-only sql
Last synced: 24 Sep 2025
https://github.com/0xunkn0wn4m1r/data_engineering_banking_project
🏦 Build a complete data engineering workflow for a banking system, showcasing ETL processes, data transformations, and an interactive financial dashboard.
automation data-analysis data-cleaning data-science feature-engineering fintech-bank flask-api loan-default-prediction machine-learning mlops model-explainability numpy postgresql scikit-learn segmentation shap sql unsupervised-learning
Last synced: 09 Apr 2026
https://github.com/chahelgupta/e-commerce-website
This e-commerce website is designed to provide you with a seamless shopping experience for furniture items. With a user-friendly interface and a wide range of products, Couch Potato aims to make furnishing your home a breeze.
css html html-css-javascript javascript jquery php sql webdevelopment website
Last synced: 09 Apr 2026
https://github.com/fboulnois/nanopool
A tiny database connection pooling library for PostgreSQL
async postgres postgresql rust sql tokio tokio-postgres
Last synced: 16 Mar 2026
https://github.com/anderakooken/dw-molap-datamart
datamart scripts - molap (Data Science)
cube datamart datascience datawarehouse sql sqlserver
Last synced: 01 Aug 2025
https://github.com/joekakone/db-analytics-tools
Databases Analytics Tools - Data Integration - Data Visualization - Machine Learning
data-engineering data-integration data-visualization etl machine-learning pipeline sql
Last synced: 01 Aug 2025
https://github.com/naveennk045/sql-crash-course
A curated collection of SQL books, syntax files, and resources for learning and practice. Ideal for beginners and students preparing for SQL.
Last synced: 01 Aug 2025
https://github.com/mmfava/minicurso-apache-superset-2024
Minicurso introdutório sobre a plataforma de dados open-source Apache Superset.
apache dataviz dataviz-tools sql superset
Last synced: 25 Sep 2025
https://github.com/yonis-savary/extracteur-lpp
Extracteur de code LPP depuis fichier NX de la sécu (LPPTOT)
lpp parser securite-sociale sql
Last synced: 02 Aug 2025
https://github.com/kogo1616/sql
Dive into the SQL Sandbox for a collection of SQL exercises and solutions. From basic queries to advanced database manipulations.💻🔍
Last synced: 16 Mar 2026
https://github.com/ziy1-tan/gsoc-2022-report
GSoC 2022 @MariaDB - MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.
cpp database json sql storage-engine
Last synced: 02 Aug 2025
https://github.com/jotstolu/netflix-sql-data-analysis-project
This project explores the Netflix dataset using SQL queries to uncover trends, patterns, and business insights that could help stakeholders understand content distribution, viewer preferences, and platform optimization
data-analysis sql sql-server tsql
Last synced: 02 Aug 2025
https://github.com/jotstolu/bicycle-store-revenue-and-customer-insights-sql-project-
This repository showcases a comprehensive SQL-based analysis of retail bike sales data. It covers schema creation, data loading, and a series of analytical queries to derive actionable insights from transactional records.
sql sql-analysis sql-server tsql
Last synced: 02 Aug 2025
https://github.com/ozceliksinan/csharp-exercises
Exercises and challenges for the C# Programming
csharp csharp-code csharp-exercise sql windows-forms-csharp
Last synced: 02 Aug 2025
https://github.com/syed-amjad-ali/restaurant-sales-sql-project
This was a simple SQL project where I analyzed restaurant sales data, showcasing skills in data creation and querying. The project explores menu performance, order trends, and customer insights.
aggregations business-intelligence data-analysis guided-project joins maven-analytics querying restaurant-sales sales-data sql subqueries
Last synced: 03 Jan 2026
https://github.com/kdlamini/vet-clinic-database
In this project I will use a relational database to create the initial data structure for a vet clinic. I will create a table to store animals' information, insert some data into it, and query it. Built with PostgreSQL
Last synced: 02 Aug 2025
https://github.com/kumartusha/Data_Scientist-AI-ML-_Training_Anudip_Foundation
Anudip Foundation Data Analytics Training 📊 A repository containing projects, assignments, and coursework from the Anudip Foundation Data Analytics training program. This includes work on: 🧹 Data Cleaning & Preprocessing 📉 Data Visualization & EDA 📊 Statistical Analysis
excel matplotlib numpy pandas powerbi python scipy sql
Last synced: 27 Sep 2025
https://github.com/haritha99ch/genericrepositorypattern-example
Example of implementing an Advance Generic-Typed Repositor in .NET. This contains implementation of Specification pattern and Selector pattern.
dotnet dotnet8 entity-framework entity-framework-core generic-repository microsoft-sql-server repository repository-pattern selector-pattern specification-pattern sql
Last synced: 25 Dec 2025
https://github.com/thanhloc81/customer-segmentation
✨ Analyze customer segments of Adventure World dataset
bigquery google-cloud powerbi sql
Last synced: 03 Feb 2026
https://github.com/rabestro/sql-challenge-solutions
A collection of SQL challenges and solutions from various courses and websites, aimed at enhancing database querying skills.
challenges solutions sql sqlite
Last synced: 08 Nov 2025
https://github.com/kastorcode/dankicode-webdevelopment-phppanel
Control panel written in PHP during the Danki Code Complete Web Development course.
brazil control course css dankicode development goiania goias html javascript jquery matheus mysql oliveira panel php ramalho site sql web
Last synced: 09 Apr 2026
https://github.com/loic-1/php-appli
Site "boutique", permettant de rajouter des items dans un panier, et d'en modifier la quantité
Last synced: 04 Aug 2025
https://github.com/anuppm9917/bank_database_management_mysql
The bank database manages customer, account, branch, and loan data. It supports operations like sorting, joining tables, and filtering records by criteria, aiding in efficient banking data management and analysis.
database database-management mysql sql
Last synced: 18 Apr 2026
https://github.com/aaaastark/electronjs-desktop-application
Website convert into Desktop Application through the Electron JS
css electronjs html javascript js json jsx reactjs sql
Last synced: 07 Apr 2026
https://github.com/hbtlucas/libray--postsql
database e scripts em postgresql sobre livros e vendas
postgresql postgresql-database postsql sql
Last synced: 05 Aug 2025
https://github.com/srgeverson/sql
Instruções SQLs executados nos bancos de dados em que trabalho e estudo
firebird functions mysql oracle postgresql procedures sql sqlserver tce trigger
Last synced: 06 Aug 2025
https://github.com/es1ammohamed/portfolio
My Portfolio
agile black django git github orm pep8 postgresql python render sql whitenoise
Last synced: 09 Apr 2026
https://github.com/yuvenalmash/vet-clinic-db
Vet Clinic is a project to create the initial data structure for a veterinary clinic using a relational database. It implements PostgreSQL and contains all the data about animals.
Last synced: 03 May 2026
https://github.com/iankitnegi/leetsql-solutions
LeetSQL Solutions is my dedicated space for practicing competitive coding and solving SQL-related LeetCode questions. This repository showcases my problem-solving skills and SQL expertise, with each solution featuring detailed explanations and optimized queries for better understanding and future reference.
Last synced: 11 Feb 2026
https://github.com/deimosproject/querybuilder
adapter builder deimos mysql pgsql postgresql psql query query-builder sql sqlite sqlite3
Last synced: 02 Oct 2025
https://github.com/sebastianofazzino/ibm-data-science-professional-certificate
In this repository I've stored exercises and projects I've been working on while attending IBM Data Science Professional Certificate, using Python and its libraries.
data-analysis data-mining data-science data-structures data-visualization database machine-learning matplotlib numpy pandas python regression seaborn sql
Last synced: 09 Apr 2026
https://github.com/mateusz-przybyla/phpiggy
Expense tracking application - "Complete Modern PHP Developer Course" on UDEMY
dependency-injection mvc php sql
Last synced: 09 Nov 2025
https://github.com/priom7/ecom-task
Laravel, JWT, React, Redux, Bootstrap, MySQL
Last synced: 09 Apr 2026
https://github.com/saatvik-10/expense-tracker
An Expense Tracker using PRISMA-ORM, CLERK for auth and NEON DB
clerk neondb postgresql prisma sql typescript
Last synced: 09 Apr 2026
https://github.com/ap/dbix-simple-concrete
monkey-patch DBIx::Simple to use SQL::Concrete
Last synced: 08 Aug 2025
https://github.com/realshubhamraut/bank-database-design
Designed Entire Database for Customers Banks Account, Loans, Branch, Payment, Transaction, Transfer, Person.
bank-database database project schema sql
Last synced: 09 Aug 2025
https://github.com/blank2409/smart-inventory-system
Smart Inventory Management System is a Java application for managing inventory. It features a user-friendly interface for handling products, suppliers, and sales, with backend support using MySQL. The system includes secure login and a dashboard for inventory overview.
crud-application database inventory-management inventory-management-system java javaproject jdbc sql swing userauthentication xampp
Last synced: 20 May 2026
https://github.com/jonathan-r-andrade/trybe-exercicios
Atividades feitas por Jonathan Reis de Andrade na Trybe
bash css docker docker-compose html javascript mongodb mongoose mysql python react react-redux react-router reactjs redux sequelize shell solid sql unix
Last synced: 09 Apr 2026
https://github.com/vahan-sahakyan/api-design-v4-frontend-masters
API Design Essentials | 💎 Prisma | 🐘 PostgreSQL
api bcrypt database express-js express-validator node-js postgresql prisma schema sql typescript
Last synced: 09 Apr 2026
https://github.com/crvlwanek/cs50
Assignments and projects written for the online Intro to Computer Science course CS50x by Harvard https://cs50.harvard.edu/x/2021/
algorithms arrays c css data-structures flask html javascript memory python sql
Last synced: 09 Apr 2026
https://github.com/erebelo/spring-mysql-demo
Java REST API project using Spring Boot 3 and MySQL database
back-end backend backend-api backend-service java mysql mysql-database relational-database spring spring-boot springboot sql
Last synced: 09 Aug 2025
https://github.com/kverma1502/sql_data_analyst_task_for_dcluttr
The task was given to assess my understanding of writing complex SQL queries as a recruitment process for data analyst position in Dcluttr.
ms-sql-server ms-sql-server-managment-studio sql ssms
Last synced: 10 Aug 2025
https://github.com/jaozc/user-profile-audit
User Profile Audit Project
audit crud docker fastapi postgresql python sql
Last synced: 18 Apr 2026
https://github.com/jhansenbarreto/bootcamp-dio-santander
Repositório criado para resolver os desafios do Bootcamp Desenvolvedor Java ofertado pela DIO em parceria com o Santander
angular cloud css design-patterns git github java javascript junit maven nosql railway spring spring-boot spring-security sql swagger typescript
Last synced: 09 Apr 2026
https://github.com/fealt/databricks_incremental_data_project
Databricks project showcasing incremental data ingestion with industry best practices.
data-analysis data-engineering data-ingestion databricks delta-lake etl lakehouse medallion-architecture python spark spark-sql sql streaming-data
Last synced: 08 May 2026
https://github.com/tks18/finance-manager
Finance Manager for Managing Personal Finances
axios finance finance-manager nodejs postgresql react reactjs redux redux-persist redux-thunk redux-toolkit sql
Last synced: 09 Apr 2026
https://github.com/kathiriyaakshay/krivajewels-master
Sleek and elegant portfolio website for a local jewelry store, featuring a visually rich experience, intuitive navigation, and a responsive product catalog.
Last synced: 12 Apr 2026
https://github.com/kalefed/rental-db
Fully functioning web-based interface for a rental database leveraging HTML, PHP and SQL.
Last synced: 19 May 2026
https://github.com/ryansakurai/music-streaming-database
Project in PostgreSQL made for my university Database class
Last synced: 04 Oct 2025