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/aopandey/5nf-counts-of-bushels-project
SQL Project about monitoring Indiana's soybean and corn harvests
5nf azure-data-studio microsoft-sql-server sql
Last synced: 15 Mar 2026
https://github.com/rachel-xmr/free-education
Development -- “Free Education” Platform
javascript mysql-database php sql ui-design ux-design web website-development
Last synced: 19 Apr 2026
https://github.com/leoarj/db-sql-language-with-postgresql-ia-expert-academy
Banco de Dados e Linguagem SQL com PostgreSQL (IA Expert Academy)
database postgresql relational-algebra relational-databases sql
Last synced: 19 Apr 2026
https://github.com/darkdk123/learning-sql
📚 Hub for all my SQL learnings !
databases postgresql sql sql-quest
Last synced: 19 Apr 2026
https://github.com/apostolos-k/ntua-database-project
A project for the Databases course at Ece Ntua 2021-22, in which we simulate a database system for the Hellenic Foundation for Research & Innovation (HFRI).
database ntua-ece postgresql sql
Last synced: 19 Apr 2026
https://github.com/jigyasag18/bird-strikes-in-aviation-project
This project analyzes over a decade of U.S. bird strike data (2000–2011) to evaluate safety risks, damage trends, and cost implications in aviation. Using PostgreSQL for database management and Power BI for dashboard visualization, it uncovers critical insights into when, where, and how wildlife impacts aircraft. Key findings inform strategically.
bird-strike-prevention bird-strike-prevention-in-real-airport data data-analysis data-analysis-project data-visualisation data-visualization data-visualization-project data-visualizations database dataset dax-query postgresql postgresql-database powerbi powerbi-desktop powerbi-report powerbi-visuals sql sql-database
Last synced: 09 May 2026
https://github.com/kiruko1025/student-management-system
Django web app for student management
Last synced: 25 Apr 2026
https://github.com/datasqlsantosh/portfolio-cars-data-analysis
This data analysis portfolio aims to analyze and visualize data related to cars to gain insights into various attributes such as specifications, features, and market trends. The analysis utilizes Python programming language, Google Colab environment for code execution, and an Excel sheet file containing the cars dataset.
colab colab-notebook excel google pyhton sql
Last synced: 09 May 2026
https://github.com/vidyavarshini17/sql-solutions-hackerrank-basic
Hackerrank SQL Basic Solutions
hackerrank-basics hackerrank-solutions hackerrank-sql-solutions sql
Last synced: 28 Jan 2026
https://github.com/zulqarnain1ali/sample-sql-database-
A sample SQL database which can be used for practicing SQL queries in MySQL and SSMS.
database database-management database-schema databases mysql mysql-database practice queries sample sampledatabase sql sql-query sqlite ssms tables
Last synced: 09 May 2026
https://github.com/ranieeery/dev-register
A Spring Boot API for tracking developers and project tasks with JWT authentication, PostgreSQL with Flyway migrations and comprehensive RESTful endpoints.
java lombok maven postgresql spring-boot spring-data-jpa spring-security sql swagger
Last synced: 20 Apr 2026
https://github.com/barcek/progpgq
abstract away SQL queries | table & CRUD query creation classes | Node.js & PostgreSQL
backend crud dx library node-postgres nodejs object-oriented-programming postgresql sql web-development
Last synced: 09 May 2026
https://github.com/vikentiosvitalis/databases
ASDF Palace - for 'Databases' M.Sc. Course ECE @ntua
apache-web-server css er-diagram html javacript mockaroo mysql-workbench php sql
Last synced: 20 Apr 2026
https://github.com/shubhamsoni98/prediction-with-binomial-logistic-regression
To predict client subscription to term deposits and optimize marketing strategies by identifying potential subscribers.
binomial data data-science eda machine-learning matplotlib pipeline python scikit-learn seaborn sklearn sql visualization
Last synced: 06 Feb 2026
https://github.com/fnu-ankit/8-week-sql-challenge
My attempt on solving Case studies from #8WeeksSQLChallenge
8-week-sql-challenge 8-weeks-sql-challenge 8weeksqlchallenge case-study data data-analysis data-analysis-sql data-analytics database datawithdanny sql sqlserver
Last synced: 19 Apr 2026
https://github.com/lorussogiacomoluca/db-university
Exercise #57/58/59 - 23-26-27/05/2025
entity-relationship-diagram groupby join query sql
Last synced: 27 Jan 2026
https://github.com/vtopc/verrors
Yet another error wrapper package.
error error-handling errors go golang grpc grpc-go postgres postgresql postgresql-database sql
Last synced: 20 Apr 2026
https://github.com/amandaberry-tech/simple-inventory
Inventory Management Website is a simple app for tracking and managing inventory. It lets users view, add, update, and delete items using PHP, JavaScript, and SQL Server. Features include auto-updating quantities for duplicate items and a confirmation popup for secure deletions.
html-css inventory inventory-management javascript php sql sql-server
Last synced: 20 Apr 2026
https://github.com/jaseel342/hotel_data_analysis
This project delves into a three-year hotel revenue dataset (2018-2020) using SQL and Power BI. We extract insights on revenue trends, guest seasonality, and offer actionable staffing recommendations. By embracing data nuances, we empower the hospitality industry with informed strategies for success.
dax-expression excel-data-import microsoft-sql-server powerbi powerbi-report powerbi-visuals sql sqlserver-2019
Last synced: 17 Feb 2026
https://github.com/itsindrajput/library-management-system
Library Management System: A Java application using JDBC for database connectivity, allowing users to manage books, borrowers, and transactions efficiently.
gihub git intellij-idea java-8 jdbc mysql-database sql
Last synced: 20 Apr 2026
https://github.com/annnieglez/ml-supply-chain
This project leverages SQL and machine learning to predict whether a package will be delivered on time, using a custom-built relational database of order, client, and shipping data. The goal is to improve supply chain reliability and logistics efficiency through predictive analytics and feature-based modeling.
classification-model database machine-learning mysql python sql
Last synced: 20 Apr 2026
https://github.com/aymanek24/authenticationjwt
This an authentication System made with SpringBoot Using JWT
authentication doctor jwt-auth jwt-authentication jwt-bearer-tokens jwt-token postgresql spring-boot sql
Last synced: 20 Apr 2026
https://github.com/eeroel/ipykernel-duckdb
IPykernel wrapper with autocompletion and magics for DuckDB
data-science duckdb ipython jupyter sql
Last synced: 15 Mar 2026
https://github.com/sushant-suresh/amazon_e-commerce_data_analysis_sql_project
SQL project analyzing e-commerce data of Amazon to address key business questions and uncover insights.
Last synced: 20 Apr 2026
https://github.com/adityaprakash-bobby/simple-db
[WIP] A SQLite-like Database from scratch in C
c database dbms relational-databases sql
Last synced: 20 Apr 2026
https://github.com/angel-dart-archive/query_builder
[ARCHIVED] Use angel_orm instead.
angel-framework angel-service database mongo postgresql query-builder sql
Last synced: 23 Oct 2025
https://github.com/srgrace/sql_scavenger_hunt
SQL Scavenger Hunt
bigquery jupyter-notebook python sql
Last synced: 20 Apr 2026
https://github.com/sdspot2034/data-lemur-solutions
Solutions to SQL Problems on DataLemur
competitive-programming data data-analytics data-science database postgresql query sql
Last synced: 20 Apr 2026
https://github.com/bursasha/postgresql-ifix-database
PostgreSQL database with create script, insert script, queries, and description 📑
cross-join database group-by left-join natural-joins postgresql query relational-algebra relational-database right-join sql
Last synced: 20 Apr 2026
https://github.com/nmandery/psqlchunks
Testing tool to validate blocks of SQL by running them against a PostgreSQL database. In case of errors the tool provides a better error description and location as standard psql would.
database postgresql-database sql
Last synced: 20 Apr 2026
https://github.com/refactorful/migrata-cli-releases
Public releases and installation scripts for the Migrata CLI, the stress-free way to manage database schema migrations.
automation cli database devops infrastructure-as-code migrations schema-management sql
Last synced: 14 Apr 2026
https://github.com/lyrasis/collectionspace-sql
Notes on and examples of SQL for working with CollectionSpace data
collectionspace postgresql sql
Last synced: 23 Jan 2026
https://github.com/akhtar21yr/flask-restful-api
This folder comprises multiple RESTful API projects developed with Flask and SQL tools. Each project implements RESTful APIs to interact with databases, enabling efficient data management and communication between client and server. These projects serve as robust foundations for building scalable and dynamic web applications with Flask.
flask flask-api flask-application flask-backend flask-restful flask-sqlalchemy mysql orm sql
Last synced: 21 Apr 2026
https://github.com/rstoetter/csql-php
a PHP class with various methods to work on and analyze SQL statements
Last synced: 15 Mar 2026
https://github.com/vidya-vijay/vidya-vijay
About me
analytics data data-science machinelearning python r spss sql statistics tableau visualization
Last synced: 21 Apr 2026
https://github.com/daniel-km/omeka-s-module-adminer
Module for Omeka S to view database directly in admin board via Adminer,
admin adminer omeka-s omeka-s-module sql
Last synced: 21 Apr 2026
https://github.com/yevheniidatsenko/goit-rdb-hw-05
✴️ RDB Hometask - SQL course
goit goit-rdb-hw-05 sql workbench
Last synced: 27 Jan 2026
https://github.com/kayw-geek/sql-order-analyse-tools
A tool used to check the order of columns in SQL table structure.
Last synced: 21 Apr 2026
https://github.com/freysie/sql-formatting
Popular SQL formatters bridged from JS and Perl to Swift.
Last synced: 13 Oct 2025
https://github.com/rafasancor/bancodedados-hotel
Banco de dados MySQL para gerenciamento de um hotel. Ele armazena informações sobre clientes, reservas, ocupações, serviços adicionais e administração do hotel, garantindo uma gestão eficiente e organizada dos dados.
Last synced: 05 Jun 2026
https://github.com/andhikayuana/postgres-latihan
Latihan mandiri PostgreSQL :rocket:
database postgresql postgresql-database sql
Last synced: 22 Apr 2026
https://github.com/vadniks/dbsdev
DataDefinitionLanguage, DataQueryLanguage, DataManipulationLanguage, TransactionControlLanguage
ddl dml dql mysql-server sql sql-server
Last synced: 05 Jun 2026
https://github.com/edochiari/layoffs-data_cleaning
SQL script for cleaning a dataset related to work layoffs. It removes duplicates, standardizes data, handles null values, and eliminates irrelevant columns and rows, ensuring data integrity
Last synced: 27 Jan 2026
https://github.com/robinmillford/optimizing-treatment-plans-through-data-analysis
The primary focus was on understanding customer health, treatment, and associated charges over multiple years.
data-analysis data-visualization healthcare mysql powerbi sql
Last synced: 22 Apr 2026
https://github.com/cubicrootxyz/gormlogger
Logger for gorm using zap.
database golang gorm logger orm sql zap zap-logger zaplogger
Last synced: 22 Apr 2026
https://github.com/martin-mikusiak/tech_q__python_pandas_vs_mysql
Technical / Analytical Interview Questions: My own solutions - both in Python Pandas and in MySQL.
Last synced: 09 May 2026
https://github.com/eneas-almeida/go
Repositório destinado a linguagem Go.
cep clean-architecture go golang gorm http injections sql tests transactions uuid validator wire
Last synced: 05 Jun 2026
https://github.com/valyauw/lodgings-app
Example Lodgings Admin CMS + Showcase Web Application
Last synced: 21 Jun 2026
https://github.com/cybergeist0/chatify
A simple online IRC built using PHP.
Last synced: 05 Jun 2026
https://github.com/cuh4/quotebot
Discord bot that saves messages and re-sends them as quotes through slash commands.
bot discord discord-bot discord-py open-source quotes sql
Last synced: 22 Apr 2026
https://github.com/yashpaneliya/notekeeper
This is a simple note keeper flutter application. It uses SQL database.
Last synced: 09 May 2026
https://github.com/ayushi-gajendra/restaurant-order-analysis-sql
End-to-end SQL analysis of 12,266 restaurant transactions to identify high-performing menu items, revenue concentration, bulk ordering behavior, and strategic growth opportunities.
analytics-portfolio business-intelligence case-study customer-segmentation data-analysis data-analytics database-analysis menu-engineering mysql revenue-analysis sql sql-project
Last synced: 05 Jun 2026
https://github.com/yusufbu1ut/airline-relational-dbmanagement
In this project, we reverse engineered the given database design and expanded its conceptual design.
database database-management microsoftsql sql
Last synced: 23 Apr 2026
https://github.com/dj0nny/express-knex-boilerplate
An Express - Knex query builder boilerplate
backend boilerplate database express express-knex expressjs knex knexjs sql
Last synced: 09 May 2026
https://github.com/aegodoy1492/mi-primer-repositorio
Mi primer repositorio en GitHub para el curso de FreeCodeCamp
csharp devexpress pyton sql visualbasic
Last synced: 13 Oct 2025
https://github.com/emicy963/appointments-medical
It's a little project building with Java for pratique OOP, Graphic Interface(swing), MVC and CRUD.
crud-application graphic-interface java medical-appointments mvc-architecture net-beans-ide oop-principles oops-in-java science-computer sql swing-gui
Last synced: 05 Jun 2026
https://github.com/ashu3291/music-store-analysis
Data Analysis for Digital Music Store using SQL
beginner-friendly-project portfolio-project sql sql-server sqlproject
Last synced: 15 Mar 2026
https://github.com/phpgt/sqlbuilder
[in development] Object oriented representation of SQL queries.
database database-queries fluent fluent-api oop phpgt query-builder sql
Last synced: 24 Apr 2026
https://github.com/yannbolliger/areyouloco
Small toy website for finding the locoest person. Just for fun.
Last synced: 22 Jun 2026
https://github.com/shortishly/pgsqlp
Postgres SQL parser using scran
erlang parser postgresql scran sql
Last synced: 24 Apr 2026
https://github.com/mahabubr/hello-prisma
express portgresql prisma sql typescript
Last synced: 24 Apr 2026
https://github.com/rohra-mehak/airbnb-reviews-dwh
Integrated Data Warehouse Solution for Airbnb Analytics: ETL Automation, SQL SERVER: Data Warehouse Modelling, OLAP Cube, and PowerBI Reporting
multi-dimensional-models olap-cube powerbi sql sql-server-database ssas ssis star-schema-tables
Last synced: 24 Jan 2026
https://github.com/saisurajmatta/nashville-housing-data-cleaning-project
Clean and standardize Nashville Housing dataset using SQL queries for improved data quality and structure.
azure-data-studio data-analysis mssql mysql sql sql-data-cleaning sql-queries sql-server-management-studio
Last synced: 23 Jan 2026
https://github.com/godsonkoithodathu/flight-database
In this repository, I am showcasing my skills in SQL programming and my knowledge of database management systems (DBMS), specifically using PostgreSQL. Dealing with the Flight Database
Last synced: 27 Jan 2026
https://github.com/jbrown9124/do-or-do-not
Created a social task-managing full-stack web application. Allows you to create, share, edit (drawing and image importing features included), and complete tasks with users on your friends list. Includes user authentication, a friends list (received and sent friend requests), and friend alerts (ex. notifying a user when a friend has completed a shared task). The client was created with React.js, the REST API with Python (Django), and data is stored in and queried from a PostgreSQL (SQL) database. Deployed using Heroku.
bootstrap-5 django heroku javascript postgresql python reactjs sql
Last synced: 07 Apr 2026
https://github.com/leonard-namolaru/bdd-agence-musiciens
[Note : 18/20] Projet UE Bases de données avancées (Université Paris Cité , M1) - Base de données pour une agence représentant des musiciens : Modélisation, peuplement, fonctions PL/pgSQL, triggers, indexes.
modelisation plpgsql postgresql sql
Last synced: 23 Feb 2026
https://github.com/aubainmbk/detection-des-fraudes-bancaires-avec-un-modele-supervise
J'ai conçu et optimisé des requêtes SQL avancées pour extraire et transformer les données bancaires, tout en mettant en place un pipeline complet de Machine Learning intégrant le prétraitement, l'ingénierie des features et l'entraînement d'un modèle robuste pour la détection de fraudes.
dataanalysis jupyter-notebook machine-learning-algorithms mysql python sql
Last synced: 09 May 2026
https://github.com/mariosenese/sql-problemhackerrank
Practice > Sql
database formazione hackerrank hackerrank-solutions mysql practice sql
Last synced: 24 Apr 2026
https://github.com/bios-marcel/presentation_eclipse_store
Small presentation abut Eclipse Store for Hannover Gophers 15.10.2024
databases eclipse-store java sql
Last synced: 10 May 2026
https://github.com/mariann95/sql_data_warehouse_and_analytics_project
Building a modern data warehouse with SQL Server, including ETL processes, data modeling, and analytics. This repository also contains a collection of SQL scripts demonstrating various analytical techniques, such as changes over time, cumulative, performance, data segmentation, part-to-whole analysis.
data-analysis data-analytics data-cleaning data-engineering data-lakehouse data-science data-science-portfolio data-warehouse data-warehousing datalake datawarehouse datawarehousing etl etl-job etl-pipeline medallion-architecture sql sql-query sql-server sqlserver
Last synced: 06 Jun 2026
https://github.com/brownj85/pg-man
Declarative schema management with auto-generated revisions for Postgres.
apgdiff migrations postgres schema sql
Last synced: 25 Apr 2026
https://github.com/avilash1212/sales-dashboard-using-google-looker-
Sales dashboard project using Google looker studio
data-analysis data-visualization jupyter-notebook python sql
Last synced: 25 Apr 2026
https://github.com/danishayman/fireextinguishertrackingsystem
The Fire Extinguisher Tracking System (FETS) is a comprehensive web-based solution designed to manage and monitor fire extinguishers across facilities.
asp-net asp-net-web-forms aspnetwebforms css html mailkit mimekit mssql sql
Last synced: 10 May 2026
https://github.com/ricardomilhazes/mddbs-northwind
Building a multidimensional database system for NorthWind and analysing it's data
business-intelligence data-analytics data-warehouse mysql powerbi sql
Last synced: 13 Oct 2025
