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: 2026-07-07 00:26:23 UTC
- JSON Representation
https://github.com/7sferry/dynamic-query-with-jpa
this is related to https://ferry.vercel.app/blog/dynamic-query-pada-java-part-i-jpa
hibernate java jpa query specification spring spring-boot springdata-jpa sql
Last synced: 05 May 2026
https://github.com/shivabajelan/legacy_employee_database_analysis
The SQL project involved designing tables to hold data from six CSV files, creating a table schema for each file, importing the data into SQL tables, and performing data analysis. The analysis involved answering various questions about the data, such as listing employee information and department managers and ...
erd postgresql relational-databases sql
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https://github.com/mannythecreator/50-days-of-sql
mysql relational-databases sql
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https://github.com/andreasscherbaum/pg_arcgis
Reach out to ArcGIS web service from PostgreSQL or Greenplum
arcgis geocoordinates greenplum greenplum-database lookup postgresql resolve-geocoordinates reversegeocode sql
Last synced: 18 Oct 2025
https://github.com/belkinmix/sql-project---queries-and-data-modeling
A project from my university - I wrote business level SQL queries and developed an ER Model & remodeled a database.
data-modeling database database-schema datamodeling hackolade mysql sql
Last synced: 27 Jan 2026
https://github.com/prakshi-23/itvedant-database-management-system-analysis-using-sql
Data Analysis using SQL
Last synced: 22 Jan 2026
https://github.com/shani-kumar-gupta/bookmyshow-airtribe
Problem Solving Case: Bookmyshow
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https://github.com/juanpedroarmella/games
Basic crud api rest backend with php and mysql.
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https://github.com/query-farm/python-sql-scan-planning
A Python library for intelligent file filtering using SQL expressions and metadata-based scan planning. This library enables efficient data lake query optimization by determining which files need to be scanned based on their statistical metadata.
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https://github.com/aayushy7777/weather_forecast_dashboard
Developed a Power BI dashboard using a weather API key to display real-time data on temperature, humidity, wind speed, and forecasts with dynamic visuals and filters.
excel figma powerbi sql weather-api weather-forecast
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https://github.com/nikeshcohen/project-management-system
A Project Management System built in Java and MySQL. Users can create new projects and assign people to said projects, to a relational database.
Last synced: 18 Oct 2025
https://github.com/professorlearncode/social-media-database-system
Dive into the 🌐 world of database management with this Python-based program! From connecting to servers to executing SQL queries, it's got all the tools you need. Plus, peek into a social media database schema and explore fun sample queries. Let's make data management as enjoyable as 🍰
database mssql mssqlserver python social social-media social-media-database sql threads
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https://github.com/atakanbayrak/csharp-stock-tracking-form-app
MySQL database supported form application for stock tracking, user interface could be developed and well-designed oncoming.
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https://github.com/talhamirzaa/medsearch
A Prototype/Demo Website for Online Medicine Search and Purchase System.
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https://github.com/daihseven/pda
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https://github.com/kleamertiri/8-week-sql-challenge
Use cases solutions for #8_Week_SQL_Challenge from #DataWithDanny
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https://github.com/liannoi/exam-database
Examination work on subjects "Database Theory" and "Programming and Administration of the MS SQL Server DBMS"
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https://github.com/mstovarh/analisis_de_canciones_de-spotify-m-s-repoducidas-en-2023-
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https://github.com/yulia-momotyuk/dla-data-analysis-practice
This repository contains my homework assignments completed during the "Data Analyst in IT" course at Data Loves Academy.
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https://github.com/gorros/redshift-utils
Collection of useful Redshift queries.
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https://github.com/mrjaid23/quantum-analytics-sql-capstone-project
SQL Capstone Project
Last synced: 15 Mar 2026
https://github.com/anag0es/projetojava
Cadastro de usuário com java e sql - curso técnico em desenvolvimento de sistemas
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https://github.com/mariacarolinass/exercicios-sql
Exercícios básicos de SQL utilizando o MySQL
Last synced: 20 Oct 2025
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.
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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/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/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/rstoetter/csql-php
a PHP class with various methods to work on and analyze SQL statements
Last synced: 15 Mar 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/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/eeroel/ipykernel-duckdb
IPykernel wrapper with autocompletion and magics for DuckDB
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Last synced: 15 Mar 2026
https://github.com/aopandey/5nf-counts-of-bushels-project
SQL Project about monitoring Indiana's soybean and corn harvests
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Last synced: 15 Mar 2026
https://github.com/pavanpadamata26/singletondesignpattern
This repository implements the Singleton Design Pattern for managing a thread-safe, centralized database connection pool. The design ensures only one instance of the connection pool exists during the application’s lifecycle, optimizing resource usage and performance.
Last synced: 06 Feb 2026
https://github.com/kowshikreddy97/dominick-s-finer-foods---retail-business
Dominick's Finer Foods is a retail business located in Chicago. DFF has 100+ stores and 25+ product categories. DFF wants to improve their business by understanding their stores and products performance. I created a data warehouse and pulled valuable insights which are key for DFF growth. Check it out!
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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.
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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/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/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/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.
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https://github.com/nesarw/travel-recommendations-website
A Travel Recommendation Website Project in PHP
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https://github.com/andriikot/sql__codewars
Codewars SQL Solutions
algorithms codewars codewars-sql solutions-sql sql
Last synced: 06 Feb 2026
https://github.com/albertofaraujo/sql_eda_capes
O objetivo desta análise exploratória é identificar padrões e tendências nas atividades de fomento a bolsas de estudos no Brasil e no exterior, promovidas pela Capes desde 2005
apache-spark data-science databricks eda sql
Last synced: 06 Feb 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
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https://github.com/lagenorhynque/tree-representations-in-rdb
Tree representation models in RDB
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Last synced: 25 Oct 2025
https://github.com/shdrn2402/data_analysis
A structured repository for my data analysis projects, including SQL queries, Python-based data processing, and data visualization. This serves as an index for my work in analytics, linking to individual project repositories.
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Last synced: 15 May 2026
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
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https://github.com/its-alex/ms-auth
Nodejs authentication microservice for mariadb
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https://github.com/turnipdo/ssms-sql-powerquerym-functions
Using Power Query M to extract values from Excel workbooks for dynamic insertion into SQL code.
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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
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https://github.com/iammshahbaz/destechnico
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https://github.com/arsalanazadkhah/nashville-housing
Nashville Housing Analysis Using SQL
Last synced: 23 Jan 2026
https://github.com/billgewrgoulas/sql-operators
Algorithms for UNION , MERGE-JOIN , INTERSECTION , SET-DIFFERENCE , GROUP-BY SQL operators
Last synced: 26 Oct 2025
https://github.com/sour-abh-raj/beginning-to-end-software-engineering-preparations-in-general
This is an ongoing repository of placements preparations in software engineering field from beginner to advanced level.
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Last synced: 16 May 2026
https://github.com/robindumontchaponet/reflexivequery
[WIP] Somewhat effective SQL query builder
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Last synced: 27 Oct 2025
https://github.com/NpgsqlRest/pgmigrations
Lightweight, Zero-Dependency, PostgreSQL Tool for Node.js and NPM.
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Last synced: 27 Oct 2025
https://github.com/aaisha-nexus/sql_excel_project
A data analysis project using MS SQL Server and Excel, focusing on database setup, querying, data cleaning, and visualization with PivotTables & Charts. Explored real-world sales data, financial KPIs, and interactive dashboards.
charts dashboard data-visualization dataanalysis dataanalytics databases excel kpi mssqlserver pivot-tables queries sql
Last synced: 15 May 2026
https://github.com/sultanbadri/sql-zoo
SQL practice with SQL zoo exercises.
Last synced: 23 Jan 2026
https://github.com/vbalalian/littlefield
Combined web-scraping, loading, and reporting tool for Littlefield simulation, built for use with Google Cloud Run functions and Google Cloud Scheduler
bigquery cloud-functions extraction google-cloud-platform littlefield-simulation-game loading python reporting sql webscraping
Last synced: 14 May 2026
https://github.com/jurek-muszynski/bd1
Repository for lab exercises as part of Data Bases 1 class @ Warsaw University of Technology
Last synced: 24 Jan 2026
https://github.com/lzhudson/daily-diet-api
The daily diet API is a project that consists of an API for controlling user meals.
api api-client api-rest fastify insomnia knex node nodejs sql sqlite typescript zod
Last synced: 24 Jan 2026
https://github.com/garcane/unicorn-companies-analysis
Tracking unicorn startups (valued at $1B+) provides valuable insights for investors and analysts to identify high-growth industries and emerging trends.
data-analysis exploratory-data-analysis financial-analysis investor postgresql sql
Last synced: 24 Jan 2026
https://github.com/charlesvdv/entitygen
Tool to generate go struct from SQL static analysis
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Last synced: 28 Jan 2026
https://github.com/jelonmusk/sqlquerybuilder-openai
A full-stack application built with React and Node.js that leverages OpenAI’s API to dynamically generate optimized SQL queries based on natural language prompts.
chatgpt express expressjs nodejs openai openai-api react reactjs sql vitejs
Last synced: 15 Apr 2026
https://github.com/ashikamattu/movie_data_analysis
This project deals with analysing movie actors data set by designing a cumulative data model.
cumulative-table-design data-modeling postgresql sql
Last synced: 24 Jan 2026
https://github.com/anandhupa1/sql-queries
sql level one and two assignments
Last synced: 06 Feb 2026
https://github.com/zota0/dsn_gen
You dont know what the hell DSN is and is bored of asking AI? Or maybe you just want simple DSN?
database database-connection database-management dev-tools developer-tools dsn go golang mariadb mysql pg pgsql release sql sqlite sqlite3 zota0
Last synced: 15 Apr 2026
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/shahidmalik4/northwind-sales-analysis-using-powerbi
The "Unveiling Sales Patterns: A Comprehensive Analysis of Northwind's Sales Data" project involved the processing, transformation, and visualization of sales data obtained from Kaggle. Utilizing MySQL for data manipulation, Excel for cleaning and preparation, and Power BI for normalization and visualization.
analytics excel kaggle-dataset powerbi sales sql
Last synced: 28 Jan 2026
https://github.com/delight-hk3/insert_image
Implemented so that images can be saved on the server without duplication of images in php language.
apache-server bootstrap4 codeigniter3 css3 javascript mariadb php5 phpmyadmin sql sql-query
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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
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https://github.com/danielwmartin1/supabase-todolist
Supabase TodoList
api-rest fullstack-development javascript nodejs postgresql reactjs sql supabase vercel-deployment vite
Last synced: 15 Apr 2026
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/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
https://github.com/camillerob/recruitment_company_db
Creating a MySQL database for a recruitment company with data retrieval optimization.
Last synced: 28 Jan 2026
https://github.com/essentials-hub/backend-starter-kit
O Backend Starter Kit 🚀 é uma base para criar aplicações web backend com NestJS ⚛️, TypeScript 🛠️, Biome 🌿, pnpm 📦 e Prisma 🔗. Utiliza o princípio de inversão de dependência 🔄 e interfaces para padronizar validações ✅ e funcionalidades, oferecendo uma estrutura adaptável a diferentes contextos.
biome docker nestjs pnpm prisma sql typescript
Last synced: 28 Jan 2026
https://github.com/antonharbers/freecodecamp-universe
SQL Project for free code camp certificiation.
freecodecamp freecodecamp-project sql
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https://github.com/sh4rkvicc/20241_bdparadatascience_senai
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Last synced: 16 Mar 2026
https://github.com/simoun-asmar/marketflash-project
A complete marketing data solution for a fictional agency. This project covers everything from designing a normalized database and building relationships to analyzing campaign performance with SQL and visualizing KPIs in Tableau to support strategic decisions.
dashboard database-design database-schema marketing-analytics sql tableau visualization
Last synced: 28 Jan 2026
https://github.com/gust4vosales/projeto-bd-2020.3_ufape
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banco-de-dados database mysql pg sql sqlite
Last synced: 15 Apr 2026
https://github.com/emmanuellaalbuquerque/sqlite3_locacaodeveiculos
Banco de Dados para uma empresa de Locação de Veículos.
Last synced: 06 Feb 2026
https://github.com/jabhij/apple_dataanalyis_apachespark
Analyzed Apple's dataset to check how many people bought Airpods after buying Mac or iPhone. Thereafter, using ML and predictive analytics to check future outcomes.
apache-spark databricks mllib pyspark python sql
Last synced: 08 Feb 2026
https://github.com/andriikot/sql_select_mastery
SQL SELECT Mastery
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Last synced: 15 Apr 2026
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Big Data Analytics
data-analysis data-visualization pyspark sql
Last synced: 24 Feb 2026
https://github.com/paasshme/lo07_projet
Covid Vaccination Management Site (Vaccine, vaccination center, patients, stocks...)
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Last synced: 15 Apr 2026
https://github.com/kritiusone/fakerubikstoreapi
Repositorio de la API de mi proyecto FULL stack "Fake rubik store", el cual consta de una tienda Online con tematica de cubos de rubik y puzzles
asp-net clean-architecture csharp dotnet entity-framework sql
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Last synced: 06 Feb 2026
https://github.com/fabiliria280802/bd2-est-ndar
This project is a SQL script developed by ITIZ-2201 - DATABASE II students for various class exercises. The script automates the creation and configuration of a database named LabX, including the definition of custom data types, validation rules, tables, triggers, and a stored procedure to manage exam result entries.
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Last synced: 16 Mar 2026
