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/dougdss89/elt_dimensao
Meu projeto de ETL
dataengineer dbt elt engenharia-de-dados etl sql sqlserver sqlserver-2019
Last synced: 05 Apr 2025
https://github.com/artsiom-bukhautsou/museum
Web Application for the Belarusian Museum with hierarchical data structure
angular backend docker docker-compose frontend golang makefile postgresql rest rest-api sql
Last synced: 09 Apr 2026
https://github.com/mega2799/db-set-cinematografico
Database Project 2020-2021
Last synced: 13 May 2026
https://github.com/reeju619/multi-step-form
A multi step form with validation, in each step after clicking the next button, it will save the data in SQL database and Google Sheet also. Before clicking the register button in 3rd step you can change your input and click next button again, it will automatically update your data in database and also in the Sheet.
css3 html-css-javascript php8 phpmyadmin sql
Last synced: 17 May 2026
https://github.com/slick/slick-plainsql
slick-plainsql sample Slick application
Last synced: 08 Mar 2026
https://github.com/darshjasani/chathub
A feature-rich real-time chat application with Google authentication, infinite scroll, room creation, profile customization, and secure login functionality, providing users with a seamless and interactive messaging experience using ReactJS anf Firebase.
back backend firebase fornt-end html-css-javascript nosql reacthooks reactjs real-time sql
Last synced: 09 Apr 2026
https://github.com/gcoronelc/cepsuni-sql1-55545
Taller de implementación de base de datos SQL Server en el CEPS-UNI.
database desarrollasoftware gcoronelc java 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/ilhanenesdanis/hackerrank-sql
Hackerrank Sql
oracle postgresql sql sqlserver
Last synced: 08 Mar 2026
https://github.com/tomy-jr98/air-quality-sql-project
Air pollution analysis using BigQuery and Tableau, with data cleaning, aggregation, and visualization.
air-pollution bigquery data-analysis portfolio sql tableau
Last synced: 25 Jul 2025
https://github.com/yunusemrejr/user-status-checker
User Status Checker (.NET/C#, SQL)
Last synced: 20 May 2026
https://github.com/bmalbusca/mysql-healthclinic
Health Clinic - SQL database
Last synced: 25 Jul 2025
https://github.com/serenasensini/fzth-sql
From Zero to Hero #SQL
postgresql postgresql-tutorial sql sql-tutorial
Last synced: 24 Jul 2025
https://github.com/diegonunfio/sql-leetcode
Collection Study plan 50 SQL Leetcode
database datanalysis problem-solving sql sql-server
Last synced: 19 May 2026
https://github.com/ankushrajmaheyam/sql-top-interview-questions
I'm excited to share sql top interview asks questions with answers that I've compiled from my learning journey at Qspider/Jspider! 🚀 Whether you’re prepping for interviews or brushing up on your SQL skills, these questions will be super helpful in understanding how subqueries work in SQL.
akash ankush ankush-raj ankush-raj-mahe-yam interview jspiders mysq oracle oracle-database qspider question-answering questions sql sql-questions sub-query-questions subquery top-interview-questions
Last synced: 06 Jan 2026
https://github.com/atiq-cs/net-core-demos
.Net Core demonstration programs, source-codes, blog articles links and documentation
asp-net-mvc c-sharp netcore sql
Last synced: 10 Sep 2025
https://github.com/json2d/schematable
a library for working with SQL tables in Python
boilerplate-reduction schematable-urls sql workflow
Last synced: 01 Apr 2025
https://github.com/aima98/vet-clinic-database
Vet Clinic is a Data management system for a Vet Clinic. It inserts animals details into a central database, retrieve them, edit and update them or even delete any unwanted information. The data is managed through PostgreSQL Server.
Last synced: 30 Mar 2025
https://github.com/ameya-6964/banking-application-using-java
The purpose of this project is to provide basic banking facilities in a user-friendly GUI. The project provides a dashboard to the exiting users from where they can transfer, withdraw, and deposit money and see their transaction history. New users will be provided an easy step by step procedure to create an account where they will be given a unique
fxml java javafx jdbc rdbms sql xammp
Last synced: 19 May 2026
https://github.com/tusharpamnani/dbms-lab-project
A mini project made for DBMS Lab. This implements the learnings of SQL
Last synced: 16 Sep 2025
https://github.com/clach04/sqlshite
🗄💩 A terrible SQLite Web UI
database form json jsonforms sql sqlite sqlite-database sqlite3 sqlite3-database web
Last synced: 17 Jan 2026
https://github.com/tharun-mahendra/sql
A collection of SQL scripts and examples for learning and practicing database operations.
Last synced: 11 Apr 2025
https://github.com/ajay1214/credit-card-transaction-dashboard
Credit Card weekly dashboard that provides real-time insights into key performance metrics and trends
Last synced: 04 Feb 2026
https://github.com/tomaztk/tower_of_hanoi_sql_game
T-SQL Code for popular Tower of Hanoi Game
game sql sql-game sql-procedures sql-programming sql-query sql-server sqldatabase t-sql tower-of-hanoi
Last synced: 17 May 2026
https://github.com/cemdervis/linq
linq is a minimalistic, header-only LINQ library for C++ 17 and newer.
cpp cpp17 cpp20 linq modern-cpp sql
Last synced: 24 Jun 2025
https://github.com/jahidul2004/hotel-management-system
A desktop application built with C# that facilitates efficient management of hotel operations including room booking, customer check-in/out, and billing. This system offers a user-friendly interface to streamline daily hotel management tasks.
csharp desktop-app dotnet sql windows
Last synced: 07 May 2026
https://github.com/domsabianca16/taskmanager-app
Task Manager Spring Boot Application
Last synced: 16 May 2026
https://github.com/carvalhocaio/sql-window-functions
SQL - Window Functions
Last synced: 30 Mar 2025
https://github.com/ayushtiwari134/ayush_dbms
dbms mini project for space exploration database system
css flask flask-sqlalchemy html javascript sql
Last synced: 12 Apr 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/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/madhvi-n/celestial-bodies-database
A PostgreSQL project as a part of the Relational Database course https://www.freecodecamp.org/learn/relational-database/
freecodecamp-project postgresql sql
Last synced: 08 Apr 2025
https://github.com/gakas14/formula1_data_modeling
This project involves getting different datasets, creating a data model, creating tables, creating relationships between tables, and then loading the data into Snowflake.
data-engineering data-modeling entity-relationship-diagram pandas-dataframe python snowflake sql
Last synced: 07 May 2026
https://github.com/hourout/elasticsearch_kernel
Elasticsearch Kernel for Jupyter
elasticsearch jupyter-kernel sql
Last synced: 15 May 2026
https://github.com/ahalic/transaction-schedule
Project for the class of introduction to Database I to find conflict on concurrent transaction scheduling
Last synced: 08 Oct 2025
https://github.com/hishidama/embulk-input-tsurugidb
Tsurugi DB input plugin for Embulk
embulk-input-plugin embulk-plugin java-11 sql tsurugidb
Last synced: 03 Jan 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/dirkjbosman/node-postgresql-destructured
A (Destructured) Express Node PostgreSQL App
api express javascript node nodejs postgresql sql
Last synced: 03 May 2026
https://github.com/tanyaaa05/bms
Database Project: Bank Management System 🏦💻
Last synced: 02 Jan 2026
https://github.com/rctruta/sql-benchmark-framework
The accompanying experiments to our "Defensive joins anti-pattern Substack article"
bash-script docker-compose plotly postgresql python sql
Last synced: 02 Apr 2026
https://github.com/Yashi-Singh-9/sql
Projects of SQL
mariadb mariadb-database ms-sql mssql-database postgresql sql sqlite
Last synced: 31 Dec 2025
https://github.com/nhanphamthanh-it/tutorials-and-chill
A laid-back collection of tutorials covering programming languages, databases, dev tools, and more. Whether you're exploring Python, SQL, Git, or other essentials, this repo helps you learn at your own pace — chill, practical, and beginner-friendly. Just code, sip coffee, and grow.
beginner-friendly database-management git programming-languages python r sql tools tutorials
Last synced: 11 Sep 2025
https://github.com/xaaria/database_programming
Tietokantaohjelmointikurssin harjoitustyö 2018 [Postgres]
database postgresql-database sql
Last synced: 07 May 2025
https://github.com/torand/fastersql
Java library to efficiently integrate with a relational database
Last synced: 11 Jan 2026
https://github.com/omar-26/talentum
A full-stack Job Finder web application built with Angular 18 and Java spring boot
angular backend figma frontend full-stack java jpa-persistence-applications jparepository mysql mysql-database postman rest-api restful-api spring-boot sql typescript
Last synced: 07 Apr 2026
https://github.com/chojogebutsu/postgresql-data-warehouse-project
Building a Data Warehouse with PostgreSQL, including ETL processes, Data Modeling, and Analytics.
data-cleaning data-engineering data-warehouse etl plpgsql postgresql sql
Last synced: 03 Jul 2025
https://github.com/danitilahun/sql_notes
SQL_Notes, is a well-organized collection of SQL problem solutions that primarily includes LeetCode SQL challenges alongside problems from other sources.
competitive-programming leetcode problem-solving sql
Last synced: 14 May 2025
https://github.com/giosil/dbsql-tools
A set of tools to manage relational SQL databases.
Last synced: 23 Jul 2025
https://github.com/beolawork-art/novabank-churn-analysis
NovaBank has noticed that customers are closing accounts or going inactive, and they want to understand why.
data-analysis data-science-projects data-visualization eda machine-learning numpy pandas python scikit-learn sql
Last synced: 08 Apr 2026
https://github.com/io7m-com/darco
Minimalist, opinionated database access.
database-access jdbc postgresql sql sqlite
Last synced: 22 Mar 2025
https://github.com/rawanhammad96/data_science_projects
This repository holds a collection of my projects and work covering concepts in data science. The languages used in this folder include R, Python, and SQL.
athena aws linux machine-learning powerbi python r spark sql tableau
Last synced: 04 Feb 2026
https://github.com/hurricanemark/relational_database
Modeling a relational database often is the starting point for scoping and prototyping. Data is the most valuable part of any applications. Understanding your data will result in its best presentation.
bash-script csv database git pl-psql postgresql sql
Last synced: 12 Apr 2026
https://github.com/sanchezluys/guia-publicar-proyecto-de-base-de-datos-
Guía para la publicación de un proyecto de bases de datos en GitHub
mysql oracle postgresql sql sqlite
Last synced: 09 May 2026
https://github.com/bgoonz/express_js_notes
Notes on node, express, sql, Sequelize, MongoDB, authentication, graphQL
authentication express graphql mongodb nodejs sequelize sql
Last synced: 12 Apr 2026
https://github.com/edwinrlambert/cyclistic-bike-share-analysis
This repository is part of the Google Data Analytics Capstone Project, focusing on analyzing Cyclistic's bike-sharing data to identify trends and strategies for converting casual riders to annual members. It aims to provide actionable insights for enhancing marketing efforts.
act analyze ask bigquery prepare process share sql
Last synced: 03 Jan 2026
https://github.com/andreansx/sql
Minimalistic set of explainations and practise excercises for SQL on High School Final Exam in informatics. No theory, just practical explainations
Last synced: 26 Jan 2026
https://github.com/shubhamsoni98/analysis-with-sql
This project focuses on creating and managing a database for a music record company to perform various analyses on bands, albums, and songs. Using SQL, the goal is to create a structured relational database with relevant tables, insert necessary data, and perform queries that provide insights into the relationships between bands, albums, and songs.
analys analysis data data-science database dbms mysql mysqlworkbench project query schema sql
Last synced: 03 Jan 2026
https://github.com/emanoelcampos/student-database
Comprehensive SQL learning project developed through the Learn SQL by Building a Student Database: Part 1 and Part 2 courses from FreeCodeCamp. Includes database creation, data insertion, and data querying using PostgreSQL and bash scripting.
bash-script freecodecamp postgres relational-database sql
Last synced: 09 May 2026
https://github.com/bernardo-mg/querydsl-example-sql
Using the Querydsl DSL to handle SQL queries.
Last synced: 16 Mar 2025
https://github.com/damir-sijakovic/ds-store
This is webshop database written in SQL
Last synced: 05 Jan 2026
https://github.com/pedrior/mywallet
Um sistema para gerenciar rendimentos e despesas. Com ele, você pode criar carteiras personalizadas, controlar transações, definir orçamentos e agrupar despesas em categorias.
aspnetcore csharp dapper ddd design-patterns docker dotnet integration-testing postgresql rest rest-api restful sql testcontainers unit-testing vertical-slice-architecture
Last synced: 12 Apr 2026
https://github.com/e0selmy4v/scpo-php
Some small PHP useful function library
convert-characters from-scpos http mailer php sql url-rewrite
Last synced: 07 Apr 2025
https://github.com/soumya-thoutam/covid-19-impact-on-u.s.-states-and-colleges
Covid-19 analysis and impact on United States Colleges and States using SQL and Tableau.
covid-19 dashboard data-analysis data-visualization dataset sql sql-server tableau
Last synced: 04 Sep 2025
https://github.com/ezejosue/taller1
¡Bienvenido/a a este taller práctico de SQL! Aquí pondrás a prueba tus habilidades en el manejo de bases de datos relacionales, específicamente en la creación de procedimientos almacenados y disparadores (triggers).
Last synced: 04 Nov 2025
https://github.com/winniecirino/health-insurance-analysis
This repository contains an analysis of a Health Insurance dataset aimed at understanding the factors affecting insurance charges. The project involves identifying significant factors that influence insurance costs and providing actionable insights to support decision-making.
Last synced: 08 Apr 2025
https://github.com/shivani0126/music_store_analysis
This repository contains a SQL dataset of a music store and SQL queries to answer questions about the data. The results of the SQL queries can be found in the analysis.sql file. This repository can be used as a starting point for anyone who wants to learn how to use SQL to analyze data.
dataanalysis pgadmin4 postgresql sql
Last synced: 05 Apr 2025
https://github.com/coderwahaj/railway-reservation-system
Designed and developed a Railway Reservation System with two distinct modules: Admin and Passenger. The Admin module allowed for managing train schedules, seat availability, and passenger records. The Passenger module enabled users to book, view, and cancel reservations.
Last synced: 03 Jan 2026
https://github.com/satvikpraveen/rsvp_case_study
A comprehensive IMDB dataset analysis using SQL. Includes database setup, advanced queries, and actionable insights. Organized with files for database creation, queries, and solutions. Features an Entity-Relationship Diagram (ERD), executive summary, and SQL scripts. Perfect for SQL workflows and business intelligence in the film industry.
aggregate-functions business-intelligence common-table-expressions data-analysis data-driven-decisions data-querying database-design entity-relationship-diagram imdb-dataset relational-database sql subqueries-and-joins
Last synced: 11 Jan 2026
https://github.com/loesterbotelho/projeto-loester
Estou em processo de finalização, e ainda haverá alterações.
docker docker-compose flyway java mongodb postgresql rabbitmq redis spring sql
Last synced: 30 Dec 2025
https://github.com/adamcegielka/learn-coding
Java, JavaScript, MySQL, HTML, CSS
css3 html5 java javascript mysql sql
Last synced: 08 Apr 2026
https://github.com/dhopesarvesh/doctor-management-system
Doctor Management System
css html javascript php sql sqlserver
Last synced: 12 Apr 2026
https://github.com/bekcodingaddict/nodejs-the-complete-guide-with-maximilian-schwarzmuller
Master Node JS & Deno.js, build REST APIs with Node.js, GraphQL APIs, add Authentication, use MongoDB, SQL & much more!
back-end-development expressjs mongodb nodejs nosql sql
Last synced: 08 Apr 2026
https://github.com/pedrohenrique-git/sql-scripts
Some examples and exercicies made in sql
Last synced: 25 Jun 2025
https://github.com/victory-ik/analysing-motorcycle-part-sales
This project analyses wholesale sales data to determine how much net revenue each product line generated per month per warehouse. The dataset contains sales transactions from June to August 2021, including details such as payment methods, warehouses, and client types.
data-aggregation postgresql query-optimization sql
Last synced: 29 May 2026
https://github.com/audy21/sql-exploratory
A recent SQL exploratory, to get a better knowledge and practices.
Last synced: 18 Jun 2025
https://github.com/ewdlop/sqlnotes
database design + database implemntaiton too;Bases de Datos Relacionales
aries b-plus-tree database-design database-management entity-relationship-models n-way-merge-sort normal-form object-relational-mapping range-search relational-databases sql sql-builder sql-parser sql-server stored-procedures transaction-processing tsql undo-redo user-defined-functions write-ahead-logging
Last synced: 30 Apr 2026
https://github.com/gabrieldarezzo/who-next
Pegue sua localização, e encontre as pessoas próximas (Formula de Haversine)
google-maps-api googlemaps haversine sample sql
Last synced: 03 Nov 2025
https://github.com/tawfik-s/brokerage-firm-database-project
data base project using oracle sql - pl sql - form builder
database form-builder oracle oraclesql report-generator sql
Last synced: 22 May 2026
https://github.com/ascoos/jsqldb
JSQLDB is a "lightweight, JSON-powered database system" designed for PHP applications. It provides "SQL-like queries" with the flexibility of JSON storage, "eliminating the need" for traditional database dependencies like SQLite or MySQL.
ascoos ascoos-framework database json php php8 sql
Last synced: 15 May 2026
https://github.com/tuni56/aws-data-lake-workshop
Workshop nivel 200 en la consola de AWS: construí un Data Lake serverless con Amazon S3, AWS Glue y Amazon Athena. Paso a paso en español, dataset de ventas incluido.
amazon-athena amazon-s3 aws aws-glue aws-workshop cloud-computing data-analytics data-engineering data-lake datalake espanol etl parquet serverless sql workshop
Last synced: 29 May 2026
https://github.com/mateo-404/universidad
Programas que realicé durante mi instancia estudiando la Tecnicatura Universitaria en Programación en la UTN FRRa durante los años: 2023-2024 🎓
c csharp estudios java practice pseint pseudocode sql university utn-frra
Last synced: 01 Apr 2025
https://github.com/valda1/email_software
Bootcamp final project: e-mail software.
bootcamp bootcamp-project course-project coursework e-mail e-mail-sender e-mail-service e-mailing email email-sender emails java sql
Last synced: 23 Aug 2025
https://github.com/mezubairkhan/sql-server
This repository contains SQL Server queries.
backend sql sqlserver webdevelopment
Last synced: 29 Mar 2025
https://github.com/qazcetelic/sqlimagine
A DSL for quickly and easily designing SQL databases 🗃️.
antlr4 domain-specific-language kotlin parser prototyping-tool relational-databases sql
Last synced: 08 Oct 2025
https://github.com/sifatullahsu/postgresql
Explore PostgreSQL: Unlock the power of PostgreSQL with a comprehensive collection of SQL queries in this repository.
postgresql relational-database sql
Last synced: 04 Nov 2025
https://github.com/pngo1997/tweet-data-processing-query-performance-analysis
Analyzes large Tweet dataset (4.4M tweets) using SQL.
big-data python query sql text-processing
Last synced: 12 Jun 2025
https://github.com/atrakic/azure-sql-deploy-dacpac
SQL project with dacpac package deployment.
Last synced: 21 May 2026
https://github.com/sprucepad/kineo
Object-Graph/Relational Mapper for TypeScript
cypher nodejs ogm orm sql typescript
Last synced: 25 Jan 2026
https://github.com/dirkbosman/node-postgresql-destructured
A (Destructured) Express Node PostgreSQL App
api express javascript node nodejs postgresql sql
Last synced: 25 Mar 2025