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: 2026-07-02 00:29:19 UTC
- JSON Representation
https://github.com/anag0es/projetojava
Cadastro de usuário com java e sql - curso técnico em desenvolvimento de sistemas
Last synced: 20 Oct 2025
https://github.com/youssefali11997/sql-challenges-solutions
My Solutions to Database Challenges in SQL from various online judges : HackerRank, LeetCode and others
hackerrank-solutions leetcode-solutions sql
Last synced: 27 Jan 2026
https://github.com/rakibul263/mysql-database
📌 SQL-এর খুঁটিনাটি (MySQL সহ) এই 🗂️ রেপোজিটরিতে SQL-এর বিভিন্ন খুঁটিনাটি বিষয় বাংলা ভাষায় 📖 ব্যাখ্যা করা হয়েছে। এখানে 🛢️ MySQL-এর প্রয়োজনীয় কোয়েরিগুলো সংযুক্ত করা হয়েছে ✅
Last synced: 20 Oct 2025
https://github.com/himcc/sqlgo
sqlite browser and run sql on file (csv and excel file) in command line
csv excel sql sqlite sqlite3 sqlite3-database
Last synced: 30 Mar 2025
https://github.com/mehrajlatifli/variables-and-functions
A database called Library is used to work with Variables and Functions in MSSQL Server
functions mssql mssqlserver scalar scalar-functions sql sqlserver tablevalued-functions tsql userdefined-functions variables variables-and-functions
Last synced: 20 Oct 2025
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/icejan/movie-dbms
This program aids a movie store owner in managing their inventory of movies online to sell or rent to customers 24/7.
bcnf-decompostion-algorithm c-sharp database-management dot-net er-diagram functional-dependency-analysis relational-algebra sql unix-shell
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https://github.com/esh527/oscowl-co-assignment
oscowl-co-assignment
css hooks html javascript nodejs react sql sqlite sqlite3
Last synced: 11 Apr 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/huyngo171099/inside-airbnb-milan
This project provides Milan's government officials with insights into the distribution of short-term Airbnb rentals across the city's popular neighborhoods. The goal is to inform policy that could help mitigate Milan's housing crisis by reducing the prevalence of short-term rentals, thus making housing more affordable for residents.
apache-airflow docker-compose pgadmin4 postgresql python sql
Last synced: 23 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/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
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https://github.com/eufony/dbal
Zero-configuration extensible PHP database abstraction layer library.
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https://github.com/hussein-m-kandil/odin-members-only
An exclusive clubhouse where members' posts are anonymous to the public. Built as part of studying The Odin Project's Node.js course.
app back-end-development backend bcrypt development ejs express express-session express-validator javascript neon node node-postgres nodejs passport postgresql sql vercel vercel-serverless-functions web
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https://github.com/kskmemory/data-analysis-sales-insights-with-powerbi
Data Analysis-Sales Insights with PowerBI
datamanipulation powerbi powerquery sql
Last synced: 28 Jan 2026
https://github.com/krzysikd/apartment-prices-in-poland-analysis-and-visualization
Data Analyst portfolio project that involves cleaning, transforming, and visualizing data to create an insightful dashboard. The project uses SSIS for ETL processes, SSMS for database management and queries, and Power BI for data visualization, focusing on the analysis of rental and sales apartment prices in Poland.
data-analysis data-cleaning data-visualizations powerbi sql sqlserver ssis
Last synced: 04 Feb 2026
https://github.com/habibur-rahman-swe/worldcupdatabase
2nd Task of Relational Database Certification
Last synced: 27 Jan 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/vidyadnina/other-sql-projects-and-queries
Other SQL projects and queries.
Last synced: 06 Feb 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/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/an4pdm/bd_para_controle_de_estoque_agricola
Projeto feito para auxiliar no controle de estoque, tendo como público-alvo trabalhadores do setor agrícola.
agro analise-de-dados college-project estoque-de-produtos mysql project-repository sql
Last synced: 24 Mar 2025
https://github.com/shrunga92/restaurant_order_analysis_sql
This project is a structured SQL-based analysis of restaurant orders, aimed at deriving key insights from transactional data.
Last synced: 03 Jul 2025
https://github.com/aryank1511/dbs311-practice-notes-and-assignments
This repository consists of all the practice files that I used to learn database concepts in the course DBS311 which I took as a student at Seneca College.
Last synced: 04 Aug 2025
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/omr5221/bi-scripts
Example of DI BI tool scripting
automation configuration-files data-analysis data-warehousing dimensional-analysis diver etl-pipeline lookup modeling perl-script python shell-script sql summarization
Last synced: 15 Mar 2026
https://github.com/luccaalves/atividades_logica_programacao_estruturada
Atividades de Lógica de Programação Estruturada em PHP (Variáveis, Variáveis em Array, Métodos de Envio de Dados POST e GET, Laço de Repetição, Operadores Lógicos e Relacionais, Arquivos de Função, Programação Orientada a Objeto, Calculadoras, e Formulários).
css3 html5 mysql php php7 php8 sql
Last synced: 15 Mar 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/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/lesiaukr/goit-rdb-hw-02
Master's degree. Relational databases: Concepts & Techniques
eer-diagram first-normal-form foreign-keys goit-rdb-hw-02 mysql primary-key relational-databases second-normal-form sql third-normal-form
Last synced: 30 Jul 2025
https://github.com/ixllegacyixl/powershellsimplifiersql
Procedure Collector from SQL Server
database powershell sql sql-server sql-server-2017 sql-server-2019 sql-server-database
Last synced: 06 Apr 2025
https://github.com/tools4ever-nim/nim-system-powershell-microsoft-sql
Microsoft SQL Server
microsoft powershell sql system
Last synced: 23 Oct 2025
https://github.com/joliwood/sql-showcase
OLD - CRUD Back app to use an online DB with postgresql, hosted on the cloud by render.com
bootstrap database ejs express node postgres postgresql psql sql
Last synced: 23 Feb 2026
https://github.com/nikkvd/ipl-data-analysis-for-2024-special-edition-magazine
This project analyzes IPL data (2021-2023) using SQL to extract insights on player performances, team strategies, and trends for a special IPL 2024 edition magazine.
Last synced: 24 Feb 2026
https://github.com/greenpeace/gpes-sql-recipes
List of MySQL snippets to analyse or fix our database.
Last synced: 11 May 2025
https://github.com/matiaselebi/base-de-datos-aplicada
Primer parcial base de datos aplicada
analisis-de-datos etl integration-services sql sqlserver visual-studio
Last synced: 22 Jul 2025
https://github.com/cherukuri-thanu/hoteldataviz-crossplatformsql
This repository contains configuration files for analysing Hotel Booking Dynamics in SQL.
azure-data-studio docker-container ms-sql-server power-bi sql
Last synced: 12 Mar 2025
https://github.com/sh4rkvicc/20241_progbancodedados01_fatecipiranga
Meus estudos de PL/SQL
functions plsql postgresql sql
Last synced: 24 Oct 2025
https://github.com/gunifiri/duckdb-ghw
🦆 Accelerate analytics with DuckDB's integration for GitHub workflows, enabling efficient data handling and processing directly within your repositories.
analytics analytics-engine big-data columnar-storage data-analysis data-science database duckdb in-memory-database open-source parquet python query-planner r sql
Last synced: 29 Apr 2026
https://github.com/oleksandra-o/sqlite
Using Databases with Python University of Michigan class
Last synced: 22 Feb 2026
https://github.com/baalaji2817/pizza-sales
Tableau and SQL for Pizza Sales
microsoft-sql-server sql ssms tableau-dashboards
Last synced: 10 Jan 2026
https://github.com/patricialjohnson/sql-database-project
SQL Music Database Store
business-analytics chinook-database data-analytics data-visualization database kaggle kaggle-dataset microsoft-excel microsoft-sql-server sql sqlite
Last synced: 12 Mar 2025
https://github.com/sugumarsrinivasan/sql-datawarehouse-project
Building Mordern datawarehouse with SQL Server, including ETL Processes, data modeling, and data analytics.
data-analysis data-analytics data-engineering data-lake data-science data-warehouse datawarehousing etl etl-pipeline medallion-architecture sql sql-query sql-server
Last synced: 19 Jun 2026
https://github.com/sufiyanahmed4566/healthcare-management-system-sql-database
This project is a Healthcare Management System built using SQL. It helps manage data for doctors, patients, appointments, inventory, and billing in hospitals or clinics. The database is well-organized with relationships between tables and includes over 100 queries to retrieve and analyze information easily.
Last synced: 05 Jan 2026
https://github.com/theng23/e-commerce-website-performance-analysis-sql
Using Bigquery base on Google Analytics dataset to analyze E-commerce Website
Last synced: 24 Oct 2025
https://github.com/AlexTHELEGOFAN/Stage_IDCOM
Rapport de stage écrit dans le cadre de ma fin de DUT Informatique, réalisé en juin 2022.
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Last synced: 10 Mar 2025
https://github.com/daviqzr/estudos_fateczl
Este repositório reúne diversos projetos desenvolvidos durante meus estudos na Fatec Zona Leste, abordando diferentes disciplinas e temas da área de Análise e Desenvolvimento de Sistemas. Os projetos aqui presentes têm como objetivo consolidar o aprendizado de tecnologias e conceitos como Java, SQL, Spring, testes de software e algoritmos.
algoritmos banco-de-dados java logica-de-programacao sql
Last synced: 23 Feb 2026
https://github.com/amirdh17/snowflake-data-pipeline
It is an end to end data engineering automated project. Final report shows the Air Quality index of main IND cities. Data automatically flows from source to report by using Snowflake and its features. This Repo contains all the script, sample AQI json data, Streamlit script for dashboard, and python script for api call and automated data ingestion
python snowflake snowpark sql streamlit
Last synced: 27 Feb 2026
https://github.com/jevxtn/sql-101
SQL 101: A beginner-friendly guide to understanding and working with SQL. This repository covers the basics of SQL syntax, queries, and database management, providing hands-on exercises and examples to help you build a solid foundation in SQL.
query sql sql-query sqlite-database
Last synced: 15 Mar 2026
https://github.com/gabrielluizone/structured-query-language
TSQL, PL/SQL, CQL, MQL, e outros
cassandra mongodb non-relational-database oracle-database relational-databases sql sqlserver
Last synced: 25 Feb 2026
https://github.com/adrianlardies/from-data-to-insight
This project creates and manages a MySQL database to analyze the performance of Bitcoin, Gold, and the S&P 500 in response to economic factors. It integrates historical data, executes advanced SQL queries, and visualizes key insights, showcasing the power of SQL and Python in financial analysis.
data-analysis data-science matplotlib pandas python seaborn sql
Last synced: 12 Apr 2026
https://github.com/sabdikay/airbnb-europe
Airbnb-Europe is an analytical project that examines a cleaned Airbnb dataset for European markets, originally sourced from Kaggle. The project leverages SQL to query and transform the data and uses Tableau for interactive visualizations and dashboards.
biandanalytics dashboard eda exploratory-data-analysis mysql sql tableau
Last synced: 24 Oct 2025
https://github.com/satyacoder29/crm-analytics-power-bi
CRM Analytics Dashboard – An interactive dashboard using Tableau, SQL, and Salesforce CRM Analytics (CRMA) to analyze sales performance, customer segmentation, and churn prediction. Features automated ETL pipelines, predictive analytics, and real-time insights for data-driven decision-making. 🚀📊
advanced-excel data-analysis data-cleaning data-collection data-transformation data-visualization matplotlib numpy pandas powerbi python seaborn sql tableau
Last synced: 14 Apr 2026
https://github.com/leyantong/payment_gateway
The Payment Gateway project simulates a payment processing system that allows merchants to process payments and retrieve payment details. This solution includes a payment gateway service, a mock bank simulator, and integrated Swagger documentation for API exploration.
gin golang payment-gateway sql uuid-generator webapp
Last synced: 28 Jan 2026
https://github.com/nesarw/travel-recommendations-website
A Travel Recommendation Website Project in PHP
Last synced: 14 Apr 2026
https://github.com/shauryagupta3/lib-management
backend go golang pgx postgresql sql
Last synced: 10 Mar 2026
https://github.com/fikrimusa/codewars
A Collection of Programming Practice Exercises
cpp11 cpp14 cpp17 cprogramming postgresql sql
Last synced: 14 Apr 2026
https://github.com/yunusemrejr/php-mysql-shopping-cart
Shopping Cart with PHP & MySQL (+CSS/HTML) *thanks to Codex Time on YT for the amazing tutorial
css ecommerce html mysql php shopping-cart sql xampp-server
Last synced: 14 Apr 2026
https://github.com/iletai/fachat
FAChat
application csharp packets socket socketio sql
Last synced: 25 Oct 2025
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/iushi6/birthday-reminder-mail
The Spring Boot Birthday Reminder Mail Service is a reliable and efficient way to automate the process of sending birthday greetings via email, saving time and effort for administrators while providing a personalized touch for users
camunda-bpm camunda-platform-8 gmail-smtp java spring-boot sql
Last synced: 29 Apr 2026
https://github.com/wookay/deprecated_octo.jl
julia query-builder query-dsl sql
Last synced: 25 Oct 2025
https://github.com/project-tsurugi/tanzawa
Tsurugi SQL console, and more tools written in Java
cli database-access java jline jline3 sql tsurugidb
Last synced: 25 Oct 2025
https://github.com/odessaz/portfolio-projects
This is a repository I have created to showcase skills, share projects and track my progress in Data Analytics and Data Science
applied-mathematics data-analysis data-science excel jupyter-notebook matplotlib-pyplot pandas portfolio python r r-studio seaborn sql statistics
Last synced: 12 Apr 2026
https://github.com/sanchezluys/departamentos_municipios_colombia_postgresql
Listado de departamentos y sus respectivos municipios. Colombia
colombia geografia postgresql sql
Last synced: 25 Oct 2025
https://github.com/shubhamsharma0711/research-paper-management-system-rpms
Group Project Completed in CSE656:Information Integration and Applications course in IIITD during the Monsoon 2024 Semester. Professor:Mukesh Mohania
cohere cse656 flask fuzzywuzzy gcp html iia iiitd jinja mongodb mysql mysql-connector-python pandas pymongo python sentence-transformers sql
Last synced: 23 Jan 2026
https://github.com/khangtran85/user-behavior-analysis-for-ecommerce
A SQL project analyzing eCommerce data to uncover insights on traffic, customer behavior, and purchasing patterns. Covers key metrics like visits, transactions, and conversion rates, providing data-driven support for optimizing revenue and user experience.
bigquery ga-session google-analytics-sample publicdata sql
Last synced: 21 Feb 2026
https://github.com/huynhducphu2502/selling-management
Simple project using JavaSwing and JDBC
Last synced: 18 Apr 2026
https://github.com/its-alex/ms-auth
Nodejs authentication microservice for mariadb
authentication nodejs passport sql
Last synced: 15 Apr 2026
https://github.com/ritam2006/pmr-backend
A Java Spring Boot backend service for my Portfolio Management Risk project.
api financial-analysis java postgresql springboot sql statistics
Last synced: 02 Jul 2025
https://github.com/turnipdo/ssms-sql-powerquerym-functions
Using Power Query M to extract values from Excel workbooks for dynamic insertion into SQL code.
data-analytics microsoft-excel powerquerym sql
Last synced: 23 Jan 2026
https://github.com/frosteen/web_dev_snippets
A collection of Vanilla HTML, JavaScript, SQL snippets that I often use for my freelance projects.
html javascript sql web-development
Last synced: 26 Oct 2025
https://github.com/fou1100ouacus/databaseanalysis-design
ERD & Schema
entity erdiagram relational-databases schema sql
Last synced: 23 Jan 2026
https://github.com/sawaira-iqbal/cutomer_credit-card-financial-use-power-bi-report-
💳📊 Developed an interactive Customer Credit Card Dashboard in Power BI to analyze revenue, transactions, and customer demographics for actionable financial insights. 👩💻📈 Integrated PostgreSQL + DAX measures to create KPIs, segment customers by age, income, and education, and uncover spending behavior trends.
db financialreport powerbi sql
Last synced: 26 Oct 2025
https://github.com/eocode/proyecto-de-peliculas-data-science-con-postgresql
Postgre SQL en Ciencia de datos, algunas herramientas y funciones útiles usando una base de datos de peliculas
data-science postgresql sql tableau
Last synced: 26 Oct 2025
https://github.com/linguini1/carefinder
Matches patients with healthcare providers based on their specific needs and health profile. Based on the original OEC 2023 challenge.
api backend css database frontend full-stack html javascript python react rest-api sql sql-lite web-app web-development website
Last synced: 26 Oct 2025
https://github.com/nathanaelmutua/postgresql-notes
A walkthrough of PostrgeSQL
pgadmin4 postgresql sql tutorial-code
Last synced: 02 Jul 2025
https://github.com/nlabsglobaltechnologgies/sql-staffcustomersfollowingdb
This database was developed in the light of the information I gained during the training I received from Istanbul Education Academy.
Last synced: 16 Mar 2026
https://github.com/iammshahbaz/destechnico
Simple ecommerce website Backened
Last synced: 04 Jan 2026
https://github.com/b-abdrahman-code/teacher-salary-system-javafx
a JavaFX desktop app that calculates teacher salaries using inputs like base pay, time, and workload. It connects to a MySQL database, supports login, configuration saving, and offers a clean UI with real-time results, making payroll management efficient and user-friendly
css html java javafx management-system mysql mysql-database sql
Last synced: 29 Apr 2026
https://github.com/benzerinsio/seattleweather-powerbi
📊 Análise interativa de dados climáticos de Seattle com Power BI, usando dados preprocessados em SQLite para explorar temperaturas, precipitação e tipos de clima.
dashboard datapreprocessing datavisualization powerbi sql sqlite weatherdata
Last synced: 24 Mar 2025
https://github.com/bishtrishu/pizza_sales_analysis_dashboard_sql_bi
Welcome to the Pizza Sales Analysis Dashboard project! This repository contains a comprehensive guide to building an interactive and insightful dashboard for analyzing pizza sales data using SQL and Power BI.
data data-science dataanalyst datavisualization dax dax-query microsoft microsoft-azure microsoft-sql-server msexcel mysql powerbi powerquery project sql
Last synced: 16 Mar 2026
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/shivanshsrii/40sql-queries
I HAVE CREATED 40 QUERIES FOR DAILY PRACTICE. USE SQL SEVER.
Last synced: 26 Oct 2025
https://github.com/tech-warriors-corporation/mechanize-helps-api
Microservice of Helps for Mechanize (API).
api api-composition decompose-by-subdomain flask jwt microservice mvc postgres python rest server sql
Last synced: 11 Apr 2026
https://github.com/miguelhp373/banco_de_dados_modulo02
:file_folder: Conteúdo das Aulas de Banco de Dados ETEC
Last synced: 28 May 2026
https://gitlab.com/buckeye/bs-mysql2-relude
A wrapper for the MySQL2 interface using the Relude.IO monad.
bucklescript database mariadb mysql reasonml relude sql
Last synced: 26 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