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/mujeeb218353/class-management-system
Class Management System
Last synced: 12 Oct 2025
https://github.com/poakapx/example_of_connecting_to_offline-db
Підключення до онлайн БД на прикладі SQLite.
Last synced: 14 Apr 2026
https://github.com/ahmedsamir45/el_badr_marble_company_sql
sql database project for El badr marble company
Last synced: 05 Feb 2026
https://github.com/yusuftaufiq/simple-tree
Simple family tree web application with a single parent each.
alpinejs daisyui laravel php sql tailwindcss typescript
Last synced: 05 Apr 2026
https://github.com/rafie-b/data-warehouse-aws-pipeline-chat-api
notebook guide
api-rest aws data-lake data-warehouse message-data pipeline python sql
Last synced: 07 May 2026
https://github.com/tomaztk/tsqlwordle
T-SQL Wordle
game sql sql-game sql-procedures sql-programming sql-query sql-server sqldatabase t-sql wordle
Last synced: 13 Oct 2025
https://github.com/dirkjbosman/node-postgresql-controllers
A (Destructured) Express Node PostgreSQL App w. Controllers
api express javascript node nodejs postgresql sql
Last synced: 29 Apr 2026
https://github.com/alefrp/properties_dbt
A DBT project for analyzing city property data.
data-analysis data-warehouse dbt python sql
Last synced: 13 Oct 2025
https://github.com/shveta-maini/electric-vehicle-market-analysis
A data-driven analysis of India's electric vehicle (EV) market using SQL and Power BI. This project explores EV sales trends, market penetration, regional performance, and manufacturer growth to support strategic decision-making for AtliQ Motors' expansion into India.
Last synced: 27 Jan 2026
https://github.com/singhdivyank/partisanshipclassifier
Text classification using PySpark and Seaborn
data-visualization data-wrangling problem-solving pyspark seaborn sql trend-analysis
Last synced: 13 Oct 2025
https://github.com/lisabensoussan/bigdata_midterm
This project focuses on analyzing Stack Overflow data related to JavaScript and Python questions using a combination of SQL queries (Google BigQuery) and Unix shell commands. The aim is to explore trends, activity patterns, and user behavior around these popular programming languages through data wrangling and querying techniques.
bigquery data-cleaning sql unix-command unix-shell
Last synced: 27 Jan 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/michaelcurrin/sql-server-docker-test
Exploratory project to setup and connect to SQL Server DB using Docker
database docker sql sql-server
Last synced: 27 Jan 2026
https://github.com/asacxyz/c_introducao-a-sql-consulta-e-gerenciamento-de-dados
Para acompanhamento do curso Introdução a SQL: Consulta e gerenciamento de dados
Last synced: 24 Feb 2026
https://github.com/ahdanfirdaus/belajar-sql-dasar
Dokumentasi belajar sql dasar
Last synced: 05 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/a2n1/sql
SQL is a powerful language used to manage and query relational databases. It enables users to retrieve, update, and organize data efficiently, making it essential for data management and analysis tasks.
Last synced: 27 Jan 2026
https://github.com/saraleitexyz/sgbd-classes
A collection of SQL exercises, notes and theory from my studies; including material from the MySQL documentation and other resources.
education exercises learning mysql sql study-notes
Last synced: 31 May 2026
https://github.com/shivamsharma32/diabetes_prediction
The challenge was to effectively predict diabetes and manage patient care by analyzing extensive patient data. This included addressing issues such as extracting meaningful insights, ensuring data integrity, and efficiently managing patient records to enhance healthcare services.
Last synced: 27 Jan 2026
https://github.com/egjfour/dsti-course-notes
Notes for classes taken at DSTI stored in an Obsidian vault and backed up to Github. Includes notes for all courses taken during my Master's program
aws calculus cloud graph law linear-algebra mlops neo4j optimization-algorithms owl-ontology project-management rdf software-engineering sql statistics
Last synced: 19 Apr 2026
https://github.com/space-lumps/healthcare-analytics-sql
Healthcare analytics SQL project focused on defining clean encounter-level cohorts, deriving patient and visit features, and validating data quality through explicit QA checks. The repository emphasizes reproducible, well-structured SQL, clear cohort logic, and diagnostic queries suitable for real-world healthcare or clinical analytics workflows.
analytics-engineering cohort-analysis csv csv-processing data-modeling data-quality data-validation duckdb etl healthcare-analytics normalization qa-validation sql
Last synced: 03 Mar 2026
https://github.com/manjit-baishya-datascience/chaptered-emporium-library-management-system
Here is a new management system designed to help you manage your bookstore efficiently. Keep track of books, authors, customers, orders, publishers, genres, and more with ease!
database-design database-management databse-project sql sqlite
Last synced: 14 Oct 2025
https://github.com/rafie-b/data-analytics
Activities of Data Analysis.
apache-spark api aws business-analytics data data-analytics data-science database dataframe jupyter-notebook python scikit-learn sql
Last synced: 14 Apr 2026
https://github.com/sparsh-kumar/sequelizenodejsmigrationandseeders
code repository demonstrating how to make use of migrations and seeders in sequelize in node js
express-js expressjs javascript migration node nodejs orm relational-databases seeding sequelize sequelize-orm sql
Last synced: 14 Apr 2026
https://github.com/jlgregorio/tkinter-search-engine-python
Search engine app' for easy information retrieval in "databases" or spreadsheet collections
approximate-string-matching python sql tkinter
Last synced: 15 Oct 2025
https://github.com/praveendecode/phonepe_pulse
Phonepe Pulse Data Visualization and Exploration: A User-Friendly Tool Using Streamlit and Plotly
data-visualization dataanalysis financial-analysis mongodb postgres python sql streamlit-dashboard
Last synced: 14 Apr 2026
https://github.com/fab2bprog/exemple-utilisation-csharp-avec-mysql
Exemple C# avec base de données mysql : Servira au developpement de votre application. Classes CRUD. Fonctions de recherche etc...
base-de-donnees crud crud-application crud-sample csharp csharp-code database exemple howto-tutorial mariadb mariadb-database mysql sql tutorial
Last synced: 13 Apr 2026
https://github.com/mizcausevic-dev/attribution-warehouse-lab
Python FastAPI attribution lab for warehouse journey stitching, channel credit models, SQL contracts, and revenue reconciliation.
analytics attribution backend data-warehouse fastapi marketing-analytics portfolio python revops sql
Last synced: 01 Jun 2026
https://github.com/prasenjitb1234/taskmanagement01
Revising java, rest api basics & Springboot
Last synced: 14 Apr 2026
https://github.com/mizcausevic-dev/dbt-search-observatory
dbt + DuckDB warehouse for search console, crawl, index coverage, freshness drift, and URL-level observability diagnostics.
data-modeling dbt duckdb python search-observability sql technical-seo
Last synced: 01 Jun 2026
https://github.com/niteshkumar76/e-commerce_project-
E-Commerce project using MYSQL
mysql-database queries rdbms sql
Last synced: 16 Oct 2025
https://github.com/alexgenovese/machine-learning-bigquery-gcp
These SQL are based on available ecommerce dataset that has millions of Google Analytics records for the Google Merchandise Store loaded into BigQuery.
bigquery google google-cloud-platform purchase sql visitors
Last synced: 16 Oct 2025
https://github.com/bell-kevin/chap9exer
Website with Backend Database Hooked-Up
mariadb mariadb-database mariadb-server php phpmyadmin sql xampp xampp-server
Last synced: 27 Jan 2026
https://github.com/balajimohan18/sql-projects
The repository contains Structured Query Language (SQL) Scripts. The Multiple SQL scripts for various projects which includes data cleaning, data pre-processing, data processing, data transformation and insights gaining through Query Language
data-analysis data-mining data-science eta microsoft-sql-server query-language sql sql-server sql-server-management-studio sqlqueries
Last synced: 14 Mar 2026
https://github.com/rameswar-balaji/state_wise_cpi_analysis
Consumer Price Index (CPI) Analysis System 📌 Overview This project analyzes and visualizes Consumer Price Index (CPI) data for Indian states and Union Territories, providing insights into inflation trends and economic changes over time.
css dbms html5 javascript mysql php sql
Last synced: 08 May 2026
https://github.com/syuvraj19/dbs-assignments
This repository contains Advanced Database Services assignments from Seneca College's DBS211 & DBS311 courses.
database database-management dbms dbms-lab sql sql-server
Last synced: 19 Apr 2026
https://github.com/shani-kumar-gupta/bookmyshow-airtribe
Problem Solving Case: Bookmyshow
database dbms mysql normalization sql
Last synced: 18 Apr 2026
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.
duckdb predicate-pushdown predicates query-processing scan-planning sql sql-engines
Last synced: 14 Apr 2026
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
Last synced: 18 Oct 2025
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/abdelrahmantaymour/problem-solving
algorithms cpp data-structures database database-management filesystem mssqlserver opp sql
Last synced: 14 Mar 2026
https://github.com/qlishell/sql-the-practical-guide
If you work in data, you’ll write SQL queries all the time. So how do you write efficient SQL queries that are optimized for performance
Last synced: 18 May 2026
https://github.com/talhamirzaa/medsearch
A Prototype/Demo Website for Online Medicine Search and Purchase System.
html-css-javascript php phpmyadmin sql
Last synced: 01 Jun 2026
https://github.com/mahmud-kandawala/hoopslink-database-design-capstone-project
This repository hosts the source code and documentation for a versatile platform that connects coaches, players, and equipment suppliers. The system facilitates scheduling, inventory management, performance reviews, and transaction processing, creating a unified experience for all stakeholders involved in the basketball community.
database microsoft-sql-server normalization sql
Last synced: 14 Mar 2026
https://github.com/liannoi/exam-database
Examination work on subjects "Database Theory" and "Programming and Administration of the MS SQL Server DBMS"
database-theory exam exam-practice ms-sql-server sql sql-server t-sql
Last synced: 14 Mar 2026
https://github.com/gcoronelc/sistuni-plsql-004
Taller de PL/SQL en SistemasUNI.
Last synced: 22 Feb 2026
https://github.com/mstovarh/analisis_de_canciones_de-spotify-m-s-repoducidas-en-2023-
En este repositorio se encuentra el análisis descriptivo que le realicé sobre las visualizaciones de las canciones más escuchadas de Spotify en 2023.
Last synced: 23 Jan 2026
https://github.com/karolinacodes/lighthousebnb
An application built for Database Design, ERD Creation & SQL Practice
Last synced: 16 Apr 2026
https://github.com/rayapatilavakumar/sql-server-videos-for-beginners
My Youtube playlist - SQL Server Videos for Beginners - https://www.youtube.com/playlist?list=PLOX4P8JBtVQCH3nU5FXyrOoLn1z9rTUf1
dynamic-sql isolation sql sql-injection-attacks sqlserver stored-procedures synonyms view
Last synced: 24 Feb 2026
https://github.com/mrjaid23/quantum-analytics-sql-capstone-project
SQL Capstone Project
Last synced: 15 Mar 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/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/eufony/dbal
Zero-configuration extensible PHP database abstraction layer library.
Last synced: 01 Jun 2026
https://github.com/valyauw/lodgings-app
Example Lodgings Admin CMS + Showcase Web Application
Last synced: 21 Jun 2026
https://github.com/srodriguezamarillo/mundotrade
Proyecto SQL de gestión de equipamiento y enlaces a Internet para la empresa de logística "Mundo Trade". Implementa técnicas avanzadas de SQL para garantizar la integridad y eficiencia del sistema y la correcta administración de datos.
data-integrity database-management equipment-management logistics optimization sql sql-functions stored-procedures triggers views
Last synced: 23 Jan 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/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/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/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/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/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/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/rtandrew/data-science-nanodedree
My journey through Udacity's Programming for Data Science Nanodegree
python sql udacity-programming
Last synced: 24 Oct 2025
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/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.
gin golang payment-gateway sql uuid-generator webapp
Last synced: 28 Jan 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/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/its-alex/ms-auth
Nodejs authentication microservice for mariadb
authentication nodejs passport sql
Last synced: 15 Apr 2026
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: 03 Jul 2026
https://github.com/melvinernestosg/tarea-4-hacertutorialdesqlserveren2semanas
Developed by a person who knows very little about the database.
microsoft-sql-server sql sql-server
Last synced: 26 Oct 2025
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/aabbtree77/imdb-sqlite-queries
Actor-director collab analysis based on imdb-sqlite.
analytics chatgpt counting film-directors h-index imdb imdb-sqlite queries relational-database sql sqlite3
Last synced: 23 Jan 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/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.
dsa dsa-learning-series dsa-practice dsa-questions mysql sql
Last synced: 16 May 2026
https://github.com/darrendavy12/noaa-storm-events-analysis-postgresql-database
This project builds a PostgreSQL database to store and analyze the NOAA Storm Events Database
datacleaning dataengineering error-handling etl etl-pipeline pgadmin4 postgresql psql python python-script query-builder sql troubleshooting
Last synced: 17 Apr 2026
https://github.com/robindumontchaponet/reflexivequery
[WIP] Somewhat effective SQL query builder
database pdo php8 queries sql work-in-progress
Last synced: 27 Oct 2025
https://github.com/asirialwis/event-management-system
A robust Event Management System using React (Frontend) and .NET (Backend), with MS SQL as the database.
asp-net-core csharp dotnet ef-core ef-core-migrations mvc-architecture reactjs rest-api sql sql-server web-api
Last synced: 11 Apr 2026
https://github.com/sultanbadri/sql-zoo
SQL practice with SQL zoo exercises.
Last synced: 23 Jan 2026
https://github.com/zainea-bogdan/data_engineer_project_wowcinema
WoWCinema is a project based on a fictional scenario where I stepped into the role of a Data Engineer, designing and building an end-to-end Data Infrastructure. A ETL pipeline ingests data from multiple sources, transforms it, and loads it into a centralized PostgreSQL data warehouse to power analytics, KPI tracking, and reporting
analytics big-data data datawarehousing etl-pipeline postgres python sql
Last synced: 19 May 2026
https://github.com/alunera-data/alunera-data
Hi, I’m Yvonne – building data solutions at the intersection of BI, SQL & Service Management
business-intelligence data-analysis data-engineering data-science github-profile portfolio rstats sql
Last synced: 28 Jan 2026
https://github.com/bedirk/portfolio-projects
Data Analytics Portfolio Projects
dataanalysis excel mssqlserver numpy pandas powerbi python sql tableau
Last synced: 16 Mar 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
