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/keshab5300/swiggy-analysis-using-mysql
This project analyzes Swiggy's SQL dataset to derive insights on customer behavior, restaurant performance, and order patterns. By implementing sophisticated SQL queries with intricate joins, the analysis aims to facilitate strategic decision-making for improving service quality and customer satisfaction.
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/paulnovack/cppzeromqasynchsqlserver
c++ server for implementing asynchronous queries for PHP web Apps
asynchronous-programming php-framework sql zeromq
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/rathorsunpreet/webdevsimplified_excercises
Solutions to Excercises of Web Dev Simplified Learn SQL Video
excercise excercise-solution excercises heidisql mariadb mariadb-mysql solution solutions sql sql-query
Last synced: 13 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/scisamir/alx-higher_level_programming
ALX Higher Level Programming
data-structures http https networking-in-python orm python3 sql sqlalchemy test-driven-development
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/philipszdavido/forgedb
A lightweight SQL-inspired database engine written in modern C++.
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/cannt39t/wylsacom-analysis-reflinks-datamining
data data-analysis data-mining python3 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/sxv357/sql-essential-training
Work completed as part of the Linkedln Learning "SQL Essential Training Course"
Last synced: 15 Jun 2026
https://github.com/kahsolt/sqlbuilder
Hyperlight-weight sqlbuilder generating SQL of DDL(table-related), DML and simple DQL; mainly aimed for SQLite3.
lightweight sql sql-builder sqlite-database sqlite3 toy-project
Last synced: 15 Jun 2026
https://github.com/tawfikhammad/sql-leetcode-solutions
The solutions of SQL 50 LeetCode problems
data-analysis data-engineering database leetcode leetcode-solutions sql
Last synced: 15 Jun 2026
https://github.com/davidhristov59/databases
This repo contains auditory, lab exercises and midterm exercises for the course Databases @FCSE-Skopje
Last synced: 15 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/ahbiels/e-commerce
Um projeto simples de gerenciamento de SQL em um site de e-commerc para estudos
database diagram ecommerce sql
Last synced: 16 Jun 2026
https://github.com/gregoritsch3/project_sql_job_analysis
An SQL project that draws useful insights from existing job data. It provides information regarding top-paying Data Scientist jobs and skills (both job-opportunity-based and salary-based), the most in-demand skills for Data Scientist roles, as well as a list of optimal Data Science skills to learn (skills high in demand and market value).
chatgpt dataanalysis postgresql sql statistics
Last synced: 16 Jun 2026
https://github.com/sofiahuang315/neuralnetwork_evaluation
Neural network models evaluation for SQLi detection
machine-learning neural-network sql sqlinject-defense sqlinjection
Last synced: 17 Jun 2026
https://github.com/strawndri/postgresql
Estudos de PostgreSQL e SQL na plataforma da Alura.
Last synced: 17 Jun 2026
https://github.com/dsuarezlogans/sql-node-test
Aplicacion de prueba, usando sequelize con mssql server en azure y nodejs
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/nivesayee/advent-of-sql-2024
Solutions for Advent of SQL challenges
advent-of-sql advent-of-sql-2024 postgres sql sql-challenges
Last synced: 18 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/teo-sl/sql-lineage-tracker
SQL Lineage Tracker is a powerful static analysis tool that parses raw SQL files to generate interactive table-level and column-level Data Lineage graphs.
automation lineage postgres postgresql sql
Last synced: 18 Jun 2026
https://github.com/baribrahim/ecommerce-website
An e-commerce website built using PHP, HTML, CSS and Javascript
ecommerce-website fullstack-development html-css-javascript php sql webapplication webdevelopment
Last synced: 18 Jun 2026
https://github.com/gggordon/php-sql-replacer
Replace values in SQL inserts even if serialized using PHP
copy migration php replace-text sql
Last synced: 18 Jun 2026
https://github.com/abdulsattar44/sql-data-analytics-project
This repository contain collection of SQL scripts for exploratory and advanced data analytics such as changes over time, cumulative analytics, performance, data segmentation, part-to-whole analysis.
bi-analytics data-analyst data-analytics exploratory-data-analysis sql sqlserver
Last synced: 18 Jun 2026
https://github.com/jveiiga/project-queries-used-by-sql
Principais consultas SQL utilizadas para interagir com bancos de dados relacionais.
Last synced: 19 Jun 2026
https://github.com/hajarwalfi/youdemy
Youdemy Learning Platform : Cours en ligne interactifs avec gestion enseignants/étudiants, analytics et validation OOP complète.
css html js mariadb oop php responsive sql uml
Last synced: 19 Jun 2026
https://github.com/mohnish88/pizza-sales-analysis
By using SQL I executed detailed sales reporting, analyzing sales data to identify trends and patterns. This allowed me to provide actionable insights that optimized sales strategies, improved decision-making, and enhanced overall sales performance.
data-analysis-sql data-sets database-management inner-joins joins mysql mysql-database primary-key pure-sql queries sales-analysis sql structure-query-language
Last synced: 19 Jun 2026
https://github.com/turbot/steampipe-plugin-onelogin
Use SQL to instantly query OneLogin resources. Open source CLI. No DB required.
postgresql postgresql-fdw sql steampipe steampipe-plugin
Last synced: 19 Jun 2026
https://github.com/marialuizaleitao/record-store
A simple interactive SQL project to build a database and retrieve data about the records of a store.
Last synced: 19 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/turbot/steampipe-mod-cloudflare-compliance
Run individual controls or full compliance benchmarks for across all of your Cloudflare accounts using Steampipe.
cloudflare compliance hacktoberfest security sql steampipe steampipe-mod
Last synced: 20 Jun 2026
https://github.com/ubf21/vali-flow
csharp elasticsearch entity-framework fluent-api linq mongodb sql
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/pramilapoudel023/data-projects
mysql-database powerbi sql tableau-dashboards
Last synced: 20 Jun 2026
https://github.com/g-schumacher44/analyst_resource_hub
A collection of guidebooks, quickref, and resources for data analysis
analytics bigquery data lookerstudio machine-learning model python sql yaml-configuration
Last synced: 20 Jun 2026
https://github.com/evanmathew/northwind-traders
SQL-powered analysis of sales, employee performance, and customer behavior using PostgreSQL window functions. This project uncovers key business insights to optimize decision-making.
case-study data-analysis jupyter-notebook northwind-traders postgresql python-postgresql sql
Last synced: 20 Jun 2026
https://github.com/hebertcisco/remodel-core
A modern database-modeling toolkit
data-structures database ddl er-diagram modeling parser-implementations sql
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/vidjinnangni/sql-sub-saharan-economic-impacts-of-covid
SQL project analyzing the economic impacts of COVID-19 in Sub-Saharan Africa using MySQL. Includes database schema, data insertion, and exploratory queries.
mysql mysql-database mysql-server sql sqldata-exploration
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/wesgtox/database-lab
College "Database Lab" exercises.
database database-lab oracle oracle-database oracle-db plsql sql sqlplus
Last synced: 21 Jun 2026
https://github.com/amarjahiji/sdp4j
A schema-first lightweight persistence framework for small-to-medium Java projects. Combines annotation-based mapping, code-driven migrations, and a dual-layer query API into a single, no-nonsense tool. Built for PostgreSQL.
database dataframework datapersistence java javaframework orm persistence persistenceframework sql sqlmapper
Last synced: 21 Jun 2026
https://github.com/datasherlock/bqml-demo
BigQuery ML demo showcasing data prep, logistic regression training, evaluation, and explainable predictions for account fraud detection on Cloud Spanner data.
bigdata bigquery bigquery-ml sql
Last synced: 21 Jun 2026
https://github.com/imbios/open-music-api-v3
Backend software for Submission project from Dicoding Academy on Backend Fundamental
backend dicoding javascript music sql
Last synced: 22 Jun 2026
https://github.com/pawel-slowik/sql-non-unique-fk
Inspect a SQL database to find foreign keys referring to columns that do not have a unique key
Last synced: 22 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/eshitakundu/elearning-analytics-dbt
End-to-end analytics engineering project - dbt Cloud + Snowflake. E-learning platform data modeled across staging, dimensions, facts, and a consolidated performance mart.
analytics-engineering data-engineering dbt snowflake sql
Last synced: 22 Jun 2026
https://github.com/sblack4/lolcrawler
Get data from the Riot API and put it into a SQLite database
api league-of-legends python sql sqlite sqlite3
Last synced: 22 Jun 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/saisurajmatta/covid-19-data-exploration-project
An SQL-based exploration of COVID-19 data and vaccination progress using the Covid-Deaths dataset for insights into global pandemic trends.
data-exploration data-exploration-and-preprocessing mssql mysql sql sql-data-analysis sql-data-exploration sql-queries
Last synced: 23 Jun 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/hernangasca/ecommerce-project
This repository contains a data analysis and visualization project developed in Power BI for an e-commerce company. The purpose of the project is to create an interactive dashboard that provides key insights into Year-to-Date (YTD) sales and supports strategic decision-making.
dax-expression kpi-s power powerbi-desktop query sales-analysis sql sql-query sql-server
Last synced: 13 Oct 2025
https://github.com/fareeda-github683/mysql_student_management_project
The Student Management System is a project designed to efficiently manage student information, course enrollments, and grades. This system allows users to add and update student records, manage course details, and track enrollments.
database-management databases mysql sql
Last synced: 19 Jan 2026
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/luizfelipedasilva678/database-administration
Database administration files
Last synced: 05 Feb 2026
https://github.com/hendriku/db-implementations
Install script for DHBWsoccer database with mariadb on homebrew.
databases dhbw-stuttgart mariadb mysql sql
Last synced: 29 Apr 2026
https://github.com/james-ralph8555/1brc
1brc https://www.morling.dev/blog/one-billion-row-challenge/
cpp datafusion duckdb rust sql
Last synced: 18 Apr 2026
https://github.com/petcareai/dba
PetCare DBA Admin é um sistema web avançado desenvolvido especificamente para a administração e gerenciamento de bancos de dados da plataforma PetCare. Esta ferramenta foi criada para simplificar e otimizar o trabalho de administradores de banco de dados (DBAs) em clínicas veterinárias, hospitais veterinários e sistemas de gestão pet.
api dba front-end-development git numpy pandas-dataframe petcareai ploty postgresql python shell-script sql startup streamlit streamlit-webapp supabase supabase-auth supabase-db supabase-storage virtualenv
Last synced: 14 Apr 2026
https://github.com/ricardomilhazes/mddbs-northwind
Building a multidimensional database system for NorthWind and analysing it's data
business-intelligence data-analytics data-warehouse mysql powerbi sql
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/nikitakozlovjr/healthclover
Here is a large and complete service for adjusting and identifying your nutrition. In addition, you can find advice from other users of our site and doctors.
docker docker-compose express javascript postgresql pug sql
Last synced: 22 Jan 2026
https://github.com/kumartusha/study-buddy-project
👩💻 Study-Buddy-Project Using Core Java 👨💻
Last synced: 02 Jul 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/jaseel342/hotel_data_analysis
This project delves into a three-year hotel revenue dataset (2018-2020) using SQL and Power BI. We extract insights on revenue trends, guest seasonality, and offer actionable staffing recommendations. By embracing data nuances, we empower the hospitality industry with informed strategies for success.
dax-expression excel-data-import microsoft-sql-server powerbi powerbi-report powerbi-visuals sql sqlserver-2019
Last synced: 17 Feb 2026
https://github.com/soham7998/hackerrank--achievements
My HackerRank Profile Link :
certificate hackerrank python sql
Last synced: 22 Jan 2026
https://github.com/lorussogiacomoluca/db-university
Exercise #57/58/59 - 23-26-27/05/2025
entity-relationship-diagram groupby join query sql
Last synced: 27 Jan 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/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/martan03/ids-project
Project to the IDS subject
er-diagram fit-vut ids sql use-case-diagram
Last synced: 05 Feb 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/marhcouto/feup-bdad
:mortar_board: BDAD/BD -> MIEIC/L.EIC - FEUP, 2020-2021
bd bdad database feup-bd feup-bdad feup-leic feup-mieic leic-bd sql
Last synced: 30 Jun 2026