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: 2026-07-03 00:26:03 UTC
- JSON Representation
https://github.com/imtjl/distributed-storage-systems
Distributed Storage Systems - a 3rd year CSE banchelor course in ITMO University
distributed-systems plpgsql postgresql sql triggers
Last synced: 12 Jun 2026
https://github.com/roldanramon/acompanhamento_do_cenario_5
Acompanhamento do Cenário 5
excel flexdashboard r rpubs sql
Last synced: 12 Jun 2026
https://github.com/saravana1606/voting-system
With our voting system, every voter is guaranteed an accessible and secure voting method, This program allows the user to login and vote. Each voter have their own username and password. The admins can conduct elections, authenticate voters and display results in a graphical representation
colorama matplotlib-pyplot pip python pyttsx3 sql sqllite3
Last synced: 12 Jun 2026
https://github.com/keshab5300/jenson-usa-mysql-analysis
This repository contains SQL queries designed for data analysis at Jensons USA, an online cycling store. The queries focus on optimizing store performance, enhancing customer experience, and improving inventory management by analyzing sales data, customer behavior, and staff performance to provide actionable insights for business growth.
Last synced: 13 Jun 2026
https://github.com/pgx-contrib/pgxcel
CEL → PostgreSQL WHERE clause transpiler for pgx. Fail-closed column allow-list, parameterized $N placeholders.
cel cel-go filtering go golang google-cel pgx postgres postgresql sql transpiler where-clause
Last synced: 13 Jun 2026
https://github.com/amitdev3/leetcode-sql-50
This repository contains solutions to 50 SQL questions commonly asked in coding interviews, as part of a series of videos uploaded to YouTube. n each video, I walk through the solutions in detail, explaining the approach and thought process behind solving each problem. The solutions provided here are written in SQL
Last synced: 13 Jun 2026
https://github.com/marialuizaleitao/walmartsalesanalysis
This project explored data collection and preprocessing, advanced application of SQL queries, and feature engineering. Key calculations, such as COGS (Cost of Goods Sold) and VAT (Value Added Tax), were performed to assess the profitability and financial efficiency of the branches.
business-analytics data-analysis mysql-database sql
Last synced: 13 Jun 2026
https://github.com/xoraus/leetcode-dsa-grind
There are intricate patterns woven throughout existence, and I am driven by an unrelenting quest to uncover and comprehend as many of them as I can.
codechef codeforces gfg interviewbit java leetcode lintcode sql topcoder
Last synced: 14 Jun 2026
https://github.com/marielachirinosr/nyc-taxi-trip-exploration-2019-2020
Explores passenger behavior & impact of COVID-19 on NYC taxi industry (Q1 2019-2020).
bigquery data data-analysis data-visualization python sql tableau
Last synced: 15 Jun 2026
https://github.com/orlando-pt/db-sql-project
Sql project with the objective of learning good SQL practices.
Last synced: 16 Jun 2026
https://github.com/strawndri/postgresql
Estudos de PostgreSQL e SQL na plataforma da Alura.
Last synced: 17 Jun 2026
https://github.com/ayushman0511/data-analytics-project1
This repository contains a collection of SQL scripts demonstrating various analytical techniques, such as changes over time, cumulative, performance, data segmentation, part-to-whole analysis.
analytics busine data data-anal data-enginee data-sci data-scien database datascien query reporting sql sql-query sql-server window-func
Last synced: 17 Jun 2026
https://github.com/rociobenitez/healthcare-management-database
Relational database design for a healthcare management system including hospitals, clinics, patients, appointments, services, medication inventory, and billing.
backend data-modeling database-design entity-relationship entity-relationship-diagram healthcare mysql relational-database sql system-design
Last synced: 18 Jun 2026
https://github.com/puj-course/repository_template_bd
Plantillas Proyectos DB
db elecciones-2026 mysql-database postgresql sql
Last synced: 18 Jun 2026
https://github.com/phpgao/mysqlmcp
MySQL MCP server — multi-instance MySQL access for AI assistants. SQL static analysis, read-only enforcement, dual transport.
ai database developer-tools go mcp mcp-server mysql sql
Last synced: 19 Jun 2026
https://github.com/lleonardus/distribuidora-automatizada
Projeto feito com o intuito de gerar relatórios automatizados para uma distribuidora
excel faker pandas python python-dotenv sql sqlalchemy
Last synced: 20 Jun 2026
https://github.com/danbuxton/groceryshoppingsystemproj
Using JavaServer Faces, MVC, Data Transfer Object, Factory, Command and Front Controller
command-pattern database design-patterns dto-pattern factory-pattern java javadb javaserver-faces mvc-architecture sql
Last synced: 20 Jun 2026
https://github.com/niihaoru/website
Web-site about software development in Petropavlovsk-Kamchatskiy
consulting crm database devops engineering management programming raspberrypi sql stm32 web-site
Last synced: 20 Jun 2026
https://github.com/hebertcisco/gdo
A typed database access library for Gleam.
data-access data-access-layer data-access-library data-access-object database gleam gleam-lang gleam-language gleam-library library prepared-statements sql sql-query sqlite sqlite-database transactions
Last synced: 20 Jun 2026
https://github.com/lparham2/exot-animal-e-commerce-platform
An e-commerce database with 10+ tables and 9+ relationships, enabling product browsing, order processing, and customer reviews. Features triggers, stored procedures, and SQL queries for efficient data handling. Follows a story-driven approach where Bhavin buys a lion for his new zoo.
e-commerce eer-diagram er-diagram final-report mysql-database powerpoint presentation sql
Last synced: 21 Jun 2026
https://github.com/jamartg/clash-of-code-discord-bot
discord bot to generate game links , track leaderboard etc. Built for use by coder friends
codingameapi discordpy python sql
Last synced: 22 Jun 2026
https://github.com/liuba9999/healthcare-sql-analytics-portfolio
This project showcases my SQL skills applied to synthetic healthcare data (Synthea). I analyze patient demographics, encounters, conditions, and immunizations to extract meaningful insights for healthcare data analytics.
Last synced: 22 Jun 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/flum1025/sql-enum-generator
sql-enum-generator is a tool that parses SQL INSERT statements from a file and automatically generates OpenAPI schema files. The generated OpenAPI schema can be used with existing tools to generate type definitions in various programming languages.
code-generator go openapi3 postgresql sql
Last synced: 23 Jun 2026
https://github.com/danbugs/dancing_sql
This is an incoming SQLite clone compiled to WebAssembly.
Last synced: 23 Jun 2026
https://github.com/dj258255/minidb
A relational database built from scratch in C to dissect how PostgreSQL/MySQL work — pages, buffer pool, heap, B+Tree, SQL parser/executor, WAL, transactions.
b-tree c database database-internals dbms from-scratch learning-project sql storage-engine wal
Last synced: 24 Jun 2026
https://github.com/alonmell/migrator
A lightweight, transaction-safe SQL migration tool for Go applications featuring version-based tracking, bidirectional migrations, and detailed logging.
database-migrations golang sql transactions versioning
Last synced: 25 Jun 2026
https://github.com/y-india/sql-practice
A collection of SQL practice queries covering basics, joins, subqueries, and data analysis concepts. Built to strengthen query logic and database fundamentals through hands on practice.
course learning postgresql practice sql
Last synced: 25 Jun 2026
https://github.com/eisi05/sql-builder
This repository simplifies working with SQL in Java.
database java mysql sql sql-builder sql-parser
Last synced: 26 Jun 2026
https://github.com/sya-ri/sqldelight-oracle
Oracle Database support for SQLDelight and sqldelight-check.
oracle oracle-database sql sqldelight sqldelight-check
Last synced: 27 Jun 2026
https://gitlab.com/pommalabs/kvlite
KVLite is a partition-based key-value cache built for SQL RDBMSs: https://kvlite-docs.pommalabs.xyz/
SQL Sserver cache mysql oracle postgresql sql
Last synced: 29 Jun 2026
https://github.com/francislauriano/sistema_academico
Sistema desenvolvido em python com objetivo facilitar a gestão de cursos, alunos e matrículas numa universidade fictícia.
Last synced: 29 Jun 2026
https://github.com/m-azra3l/pointofsale
This application was created as part of SQL, authorization and reporting training for my students
authentication authorization reporting sql
Last synced: 29 Jun 2026
https://github.com/thetechdog/the-snap-sideloader-repo-template
Template for creating repositories compatible with TSS format
Last synced: 29 Jun 2026
https://github.com/ajaytester007/citizens-bank-api-test-manager-portfolio
Banking API Quality Engineering Portfolio featuring ReadyAPI, SOAPUI, REST API Automation, ISO 20022 Payments Modernization, Reconciliation Controls, CI/CD Quality Gates, Release Governance, and Enterprise Integration Testing.
api-testing banking ci-cd financial-services github-actions integration-testing iso20022 java payments postman quality-engineering readyapi reconciliation release-governance rest-api rest-assured selenium soapui sql test-automation
Last synced: 29 Jun 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
https://github.com/charlesemil/sql-data-warehouse-project
Building a modern data warehouse with SQL Server, Including ETL processes, data modeling and analytics.
data-analytics data-cleaning data-engineer data-science data-warehouse data-warehousing datascience etl etl-pipeline medallion-architecture sql sql-query sql-server sqlserver
Last synced: 05 Oct 2025
https://github.com/billwallis/game-stats
Statistics for game events and outcomes.
Last synced: 15 Feb 2026
https://github.com/abdelhamid2c/projects-php
Build PHP projects: gallery, auth, URL shortener, & to-do app
authentication mysql php sql todo-app url-shortener
Last synced: 29 Apr 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/imran-imtiaz48/sql-query-optimization-showcase
Real-world SQL queries with optimized versions for performance tuning and best practices.
optimization performance sql sqlserver testing tuning
Last synced: 05 Oct 2025
https://github.com/joyceannie/sql-data-with-danny-case-studies
Case study solutions for #8WeekSQLChallenge at https://8weeksqlchallenge.com
8-week-sql-challenge 8weeksqlchallenge case-study data-analysis data-analytics postgresql sql
Last synced: 05 Oct 2025
https://github.com/ankitwalimbe/ecommerce-funnel-analysis
SQL-based analysis of the Olist e-commerce dataset — building an order funnel (purchase → approval → delivery) with breakdowns by payment type, product category, region, and monthly trend. Includes insights, CSV exports, and Tableau dashboard.
bigquery business-intelligence data-analysis ecommerce funnel-analysis sql tableau-public
Last synced: 05 Oct 2025
https://github.com/pathilink/ebury_case
Technical case study in Analytics Engineering using BigQuery, focusing on dimensional modeling and SQL queries for payment and client analysis.
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/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/jiraleelas/cs50-sql
CS50's Introduction to Databases with SQL by Harvard University 2024.
Last synced: 06 Oct 2025
https://github.com/gabrielmoreiradevs/moodify
API RESTful para o Moodify, uma plataforma inovadora para catalogar e recomendar conteúdos com base no humor do usuário
crud flyway java jpa jwt maven postgresql spring sql swagger swagger-ui
Last synced: 06 Oct 2025
https://github.com/arturocarrillojimenez/examen-daw
Script para hacer una pila LAMP en dos niveles, tiene un para el Font y otro para el back con SQL y una base de datos para esto. además dispone de un script para instalar Lets encrypt entre otras cosas, por ultimo dispone con un script para realizar un despliegue de Moodle de forma automatica
despliegue lamp letsencrypt moodle sql
Last synced: 06 Oct 2025
https://github.com/muhammadfarooq85/postgresql-clause-excercise
This repository is practical implementation of what i learned in Clauses. Happy Coding!
postgresql postgresql-database sql
Last synced: 18 Jan 2026
https://github.com/gem-shards/sqlreport
:page_with_curl: This gem provides an easy way to convert SQL database queries to CSV.
Last synced: 06 Oct 2025
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/archive-of-practical-work-for-the-prue/homework-sql
Репозиторий с практическими работами по базам данным на MySQL и MaridDB.
Last synced: 06 Oct 2025
https://github.com/giorgishengelia/bike-share-analysis-report
Help developing marketing strategy using data analytics to help convert casual riders into members
Last synced: 07 Oct 2025
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/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/sangramdedge/ai_fraud_detection
End-to-end AI Fraud Detection & Transaction Monitoring project using SQL, Python, ML models, SHAP explainability, and FastAPI integration.
ai-ml credit-analytics financial-analysis isolation-forest narrative-ai predictive-modeling python3 random-forest risk-analysis sklearn sql
Last synced: 07 Oct 2025
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/udaykiran75/cricketmatchscores-js
expressjs javascript nodejs sql
Last synced: 08 May 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/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/pieratcat/sql-stuff
adventureworks jupyter-notebook mssql pandas plotly python seaborn sql sqlite t-sql
Last synced: 10 Apr 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/gpalleschi/gpgen_sqlldr
A sql script to export a table generating .dat and .ctl files to be imported with sqlldr oracle utility.
export import oracle oracle-database sql sqlldr sqlplus
Last synced: 26 Feb 2026
https://github.com/lugolbis/neo4j-migrator
Relational database migrator to graph database 💾
database graph-database neo4j polars postgresql relational-database rust rust-polars sql
Last synced: 08 Oct 2025
https://github.com/shohail-ismail/a-level-draughts-project
Developed a fully functional Draughts game using Java for game logic and mechanics, Java Swing for the GUI, and SQL for managing database interactions to store user scores. Additionally, implemented email verification using the JavaMail API with secure SMTP configuration.
a-level-computer-science-project java java-swing javamail-api sql
Last synced: 08 Oct 2025
https://github.com/stephaniehicks/jhustatprogramming2025
Course website for Biostat 140.777 in Fall 2025
api command-line copilot dashboard data-science education github machine-learning object-oriented-programming parallel-computing python pytorch r-package r-programming sql
Last synced: 20 Apr 2026
https://github.com/ogulcanturan/ogu.dal
Contains structured models for Sql, MongoDb, and Redis
extensions mongodb redis repository sql
Last synced: 23 Feb 2026
https://github.com/mohamed-mostafaaa/alx-backend-storage
The ALX Backend Storage repository is a comprehensive and efficient solution for handling storage-related operations in the ALX project. Designed specifically for backend development, this repository offers a robust set of tools and functionalities to manage and store data effectively.
backend database database-storage mongodb nosql-database redis sql storage
Last synced: 18 Jan 2026
https://github.com/ansh-info/hadoop-pipeline
An end-to-end data engineering pipeline to collect, store, process, and analyze property and crime data using Hadoop, Docker, MySQL, Tailscale, and Selenium
docker docker-compose hadoop jupyter-notebook mapreduce python selenium sql tailscale
Last synced: 21 Jan 2026
https://github.com/dyarawilliams/grave-registry
A grave site directory built with a EJS front-end, and PostgreSQL back-end.
ejs express nodejs postgresql sql supabase-js
Last synced: 15 Feb 2026
https://github.com/rafaelmoraes003/mysql-one-for-all
Project that worked with SQL JOINs, Database Design and Normalization.
Last synced: 09 Oct 2025
https://github.com/400f/sqlpassctxcheck
A program for checking for sql module method call without ctx.
golang golangci-lint linter sql
Last synced: 14 Jan 2026
https://github.com/i-am-tj/all-sql
🐘 Welcome to the All SQL repository! This repo contains a variety of SQL exercises to help you improve your database querying skills. Happy querying! 🐬
Last synced: 18 Jan 2026
https://github.com/akchemp/data-engineer-mini-project
Mini ETL pipeline: CSV → SQLite → SQL → pandas analytics
aston beginner-friendly data-engineering etl intership pandas portfolio python sql sqlite
Last synced: 07 May 2026
https://github.com/BH-Tec/dio-projeto-logico-database
Projeto criado para o curso "Construindo seu Primeiro Projeto Lógico de Banco de Dados" da DIO.
Last synced: 09 Oct 2025
https://github.com/michelenana/projet-1
CREEZ ET UTILISEZ UNE BASE DE DONNEES IMMOBILIERE AVEC SQL
Last synced: 09 Oct 2025
https://github.com/takshshah-16/pizza_sales_sql
SQL-powered pizza sales analytics project using MySQL Workbench to derive business insights through data exploration and queries.
business-intelligence data-analysis database-management mysql sql
Last synced: 09 Oct 2025
https://github.com/samioksanen/relational-database-project
This was a school group project where we did a database for a fictional ticket reservation system.
Last synced: 19 Jan 2026
https://github.com/debjyotisaha/sql-projects
Designed and implemented SQL-based projects to analyse and manage datasets efficiently. Demonstrated expertise in writing complex queries, optimizing database performance, and performing data extraction, transformation, and loading (ETL) processes.
Last synced: 09 Oct 2025
https://github.com/mariadb-corporation/dev-example-columnstore-developer-survey-data
This repository provides data and information that will enable you to transform, import and analyze the raw Stack Overflow Annual Developer Survey data with MariaDB ColumnStore.
dbaas jupyter-notebook jupyterlab mariadb mariadb-columnstore mariadb-database mariadb-server mariadb-skysql pandas pandas-dataframe plotly python python3 rdbms rdbms-import sql
Last synced: 27 Jan 2026
https://github.com/nazlizamanian/onlinewebshopdatabasesql
Small project in the course Databases 6hp course ID TDRK18 Entity relationship diagram of a online web shop with conceptual and logical diagram included, additionally sql queries for retrieving, inserting, updating, and deleting data.
entity-relationship-diagram microsoft-sql-server-management-studio normalization queries sql sql-database
Last synced: 19 Jan 2026
https://github.com/dann-oliv/query_results_exporter
Script para acessar o banco de dados desejado e extrair uma planilha de resultados de acordo com a query inserida.
Last synced: 10 Oct 2025
https://github.com/pacemakerx/leetcode-my-solutions-sql-50
This repository contains my solutions for the SQL 50 LEARNING PLAN FROM LEETCODE
Last synced: 10 Oct 2025
https://github.com/coderookie0/learnprog_web_application
LearnProg to aplikacja e-learningowa do nauki C++, oferująca kursy na różnych poziomach zaawansowania. Stworzona z użyciem HTML, CSS, JavaScript, PHP i MariaDB, umożliwia interaktywną naukę i sprawdzanie postępów.
apache bootstrap5 css html html-css html-css-javascript javascript mariadb mariadb-database php phpapplication sql webapp webapplication
Last synced: 14 Apr 2026
https://github.com/garretthilberling/movingmgmt
An application to help those venturing out into an unfamiliar area weigh the pros and cons of properties they intend to rent. Built using Java, Spring Boot, and SQL (JPA) for the backend and React/TypeScript for the frontend.
dotenv java jpa jsonwebtoken mvc mysql react spring-boot sql typescript
Last synced: 14 Apr 2026
https://github.com/deepakramani/dbt-bike-insights
A small scale ETL project that ingests data into the data warehouse using dbt(data build tool) to facilitate transformation and analytics.
analytics-engineering data-engineering dbt dimensional-modeling etl jinja sql
Last synced: 21 Jan 2026
https://github.com/natan-dot-com/rotten-lemons
Database system project about review methods on Spotify
database database-implementation database-modeling database-schema erm plpgsql postgresql relational-database sql
Last synced: 19 Jan 2026
https://github.com/paripsky/sqlgram
Visualize your PostgreSQL database schemas.
database-diagram database-visualization postgresql sql
Last synced: 17 May 2026