An open API service indexing awesome lists of open source software.

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.

https://github.com/alvii147/shopifydatascienceinternchallengef22

My submission for Shopify's Data Science Intern Challenge 2022

jupyter-notebook matplotlib pandas shopify sql

Last synced: 09 May 2026

https://github.com/barcek/progpgq

abstract away SQL queries | table & CRUD query creation classes | Node.js & PostgreSQL

backend crud dx library node-postgres nodejs object-oriented-programming postgresql sql web-development

Last synced: 09 May 2026

https://github.com/pfrug/dbhelper

Laravel helper to print statements generated by the Eloquent ORM

eloquent helpers laravel php sql

Last synced: 09 May 2026

https://github.com/markphamm/leetcode

Daily LeetCode solutions in Python, SQL, and more – featuring efficient algorithms, clean code, and a variety of problem-solving techniques.

leetcode-solutions python sql

Last synced: 03 Oct 2025

https://github.com/martin-mikusiak/tech_q__python_pandas_vs_mysql

Technical / Analytical Interview Questions: My own solutions - both in Python Pandas and in MySQL.

mysql pandas python sql

Last synced: 09 May 2026

https://github.com/jsonfm/introduction-to-databases

💙 Introduction to databases coursera course by Meta.

coursera databases docker mysql sql

Last synced: 09 May 2026

https://github.com/hasin023/cse_4307_database_management_systems

Course files for CSE 4307 & 4308

jdbc plsql sql

Last synced: 10 Jun 2026

https://github.com/aubainmbk/detection-des-fraudes-bancaires-avec-un-modele-supervise

J'ai conçu et optimisé des requêtes SQL avancées pour extraire et transformer les données bancaires, tout en mettant en place un pipeline complet de Machine Learning intégrant le prétraitement, l'ingénierie des features et l'entraînement d'un modèle robuste pour la détection de fraudes.

dataanalysis jupyter-notebook machine-learning-algorithms mysql python sql

Last synced: 09 May 2026

https://github.com/emansarahafi/greenspotgrocer

Designing a relational database for Greenspot Grocer using MySQL Workbench.

mysql mysql-workbench sql

Last synced: 10 Jun 2026

https://github.com/bios-marcel/presentation_eclipse_store

Small presentation abut Eclipse Store for Hannover Gophers 15.10.2024

databases eclipse-store java sql

Last synced: 10 May 2026

https://github.com/danishayman/fireextinguishertrackingsystem

The Fire Extinguisher Tracking System (FETS) is a comprehensive web-based solution designed to manage and monitor fire extinguishers across facilities.

asp-net asp-net-web-forms aspnetwebforms css html mailkit mimekit mssql sql

Last synced: 10 May 2026

https://github.com/somdipdey/method-to-query-database-easily-in-csharp

Use this stub/method to query database easily. Just copy/paste this stub in your project and paste your query inside. You are all set to execute queries easily without always worrying about little details.

csharp database mssql sql

Last synced: 10 May 2026

https://github.com/toddstoffel/analytics_benchmark

Benchmark suite for analytical DBs using real-world SQL queries, Docker-based automation, and reproducible tests. Tailored for comparing systems like Apache Doris and ClickHouse with realistic datasets and actionable insights.

analytics clickhouse columnstore docker doris mariadb olap sql starrocks tidb

Last synced: 10 May 2026

https://github.com/renatoelho/funcoes-sql-udf-python

Este repositório demonstra como criar e utilizar Funções Definidas pelo Usuário (UDF) no DuckDB usando Python. As UDFs permitem estender a funcionalidade SQL padrão, permitindo que você escreva funções personalizadas em Python e as utilize diretamente nas suas consultas SQL no DuckDB.

duckdb jupyter-notebook python sql udf

Last synced: 10 May 2026

https://github.com/yahya123-hub/student-management-system

A responsive app to streamline the process of managing student's courses, information, rubrics, attendance , report generation and evaluations

csharp database sql ssms winforms

Last synced: 10 May 2026

https://github.com/jgrtowy/t3-library

I won't have php on my profile

next-api-routes nextjs prisma sql t3-stack

Last synced: 10 May 2026

https://github.com/mwafrika/oop_school_iibrary

In this project we learned the basic concepts of the object oriented programming language using Ruby such as Association, aggregation, and composition.

database postgresql sql

Last synced: 10 May 2026

https://github.com/mituskillologies/ds-ref-cdac-aug24

Program of refresher course on Data Science conducted for CDAC officials at CDAC Headquarters, Pune in August 2024.

data-science data-visualization machine-learning mysql python-programming r-programming sql

Last synced: 10 May 2026

https://github.com/k-sel/basicauthenticationphp

This repository contains a basic authentication system built using PHP, a MySQL database, and session management. It includes a database connection handled by a PDO class (DbManager) and user authentication features such as login, logout, session-based access control, and email verification for enhanced security.

authentication pdo-mysql php sql

Last synced: 10 May 2026

https://github.com/himusharier/isdb-journal-publication-database-oracle-postgres

This project contains complete database of a journal publication company and a collection of SQL queries. The queries cover various operations from basic data retrieval to complex data analysis across multiple related tables.

database isdb oracle plsql postgres round62 sql sql-query

Last synced: 15 May 2026

https://github.com/subhamghimire/mysql

This is the project of mysql . We can query the necessary information from that tables and relations

database mysql-database mysql-server sql

Last synced: 10 May 2026

https://github.com/0xisk/exploring-sql

A repository focused on learning and practicing the SQL language.

learning learning-by-doing learning-exercise postgres postgresql postgresql-database sql sql-server sqlite sqlserver

Last synced: 10 May 2026

https://github.com/pkx8326/data_adventure_01_a_sql_adventure_medium_article

This repository contains the SQL queries and the dataset to accompany an article on Medium.com titled "The Data Adventure 01: “How Long will your Business Start to Profit?” — An SQL Adventure"

dataanalysis dataanalyst dataanalytics postgresql sql windowfunction

Last synced: 10 Jun 2026

https://github.com/roluochke/ecommerce-inventory-api

This eCommerce Inventory API application, built on a RESTful API architecture with Django Rest Framework (DRF), offers a robust solution for managing inventory in an e-commerce setting. With its comprehensive features and seamless integration capabilities, the application provides a reliable and efficient way to handle inventory operations.

django django-rest-framework postgresql python restful-api sql swagger

Last synced: 11 May 2026

https://github.com/aelabassi/alx-higher_level_programming

ALX High Level Programming: Python, JavaScript, SQL

console-application database javascript python sql

Last synced: 11 May 2026

https://github.com/zheng-bote/cxx-cli_db-exec

command line tool to execute sql in an ordered manner

cpp23 database linux-shell sql

Last synced: 11 May 2026

https://github.com/barcek/compost

recycling containers | command store & argument finesser | command-line tool | Python + Mypy, w/ SQLite

command-line-tool devops docker dx object-oriented-programming python sql sqlite

Last synced: 11 May 2026

https://github.com/elalfymohamed/sarahah

📍It is a copy of the Saraha website 🏗

css html javascript php sql

Last synced: 11 May 2026

https://github.com/hajarwalfi/nexus-crypto-wallet

Nexus Crypto Wallet est une plateforme simplifiée de gestion des cryptomonnaies développée en PHP (POO, MVC). Elle permet aux utilisateurs de suivre les prix en temps réel, gérer un portefeuille sécurisé et effectuer des transactions rapides en USDT.

js mvc php poo postgresql pwa sql uml

Last synced: 11 May 2026

https://github.com/soodaayush/cs50x-2024

A collection of all my CS50x 2024 Problem Set solutions.

ai algorithms c data-structures flask html-css-javascript python scratch sql

Last synced: 11 May 2026

https://github.com/jonaro00/iv1351_musicschool

Database and Python integration

postgresql python sql

Last synced: 11 May 2026

https://github.com/jorisbertier/courscomplet

Cours Développeur web & mobile

algorithm css javascript sql

Last synced: 11 May 2026

https://github.com/szuzick/hr-analytics-pipeline

End-to-end HR analytics solution using PostgreSQL, dbt, and Power BI

data-analysis data-visualization database-maintenance dbt hr-analytics insights postgresql powerbi sql

Last synced: 10 Jun 2026

https://github.com/mevlutayilmaz/database-for-bank-management

A database for a bank's management system using Java Swing and Microsoft SQL.

database database-management java mssql sql swing-gui

Last synced: 11 May 2026

https://github.com/kanwal-kingra/spotifysync-etl

Extracting Data from Spotify 'Best Hindi Songs' playlist, Transforming Data and Loading Into Snowflake Data Warehouse, using data modeling to make data more accessible

aws-glue aws-lambda aws-s3 etl-pipeline python snowflake spark sql

Last synced: 11 May 2026

https://github.com/sci-oer/mariadb-resource

The mariadb specific language resource for the sci-oer project

docker-image education learning-resources mariadb open-educational-resources sql

Last synced: 11 May 2026

https://github.com/markphamm/adventureworks-analytics

This project analyzes AdventureWorks Cycles' data to enhance revenue. It includes data cleaning, descriptive and diagnostic analysis, and predictive modeling using SQL Server, Python, and PowerBI. Interactive dashboards and real-time updates support strategic decision-making and trend discovery.

sql

Last synced: 11 May 2026

https://github.com/minfhs/pgformat

Highly opinionated PostgreSQL formatter

formatter postgres sql

Last synced: 11 May 2026

https://github.com/sagartr/blood-bank-management-system

The main purpose of our blood management system is to provide blood bank with easier way to store and retrieve data and keep record of the availability of blood in blood bank.

css dbms-project html php sql xampp

Last synced: 12 May 2026

https://github.com/mehrajlatifli/stored-procedure

A database called Library is used to work with stored procedure in MSSQL Server

database except mssql mssqlserver sql sqlserver-2019 stored-procedure tsql union userdefined-stored-procedure

Last synced: 12 May 2026

https://github.com/bansimplified567/pos-coffee-shop-management

IslaDelCafe is an all-in-one coffee shop management system designed to streamline operations, from product inventory and order processing to sales tracking and admin control. Built for efficiency and ease of use, it empowers both staff and management with real-time access to menus, customer orders, stock levels, and performance analytics

capstone-project chartjs fullstack-development laragon php pos project reactjs software-engineering sql webdevelopment

Last synced: 12 May 2026

https://github.com/tandohanthonynwiackah/project-t

Simplify project for PHP beginners.

css javascript php sql

Last synced: 12 May 2026

https://github.com/tawounfouet/fractal-analytics-academy

Continuous learning is imperative to stay relevant in the world of Data Analytics and AI. Fractal Analytics Academy is the learning partner for all my learning requirements.

analytics machine-learning modeling mysql-workbench powerbi scripts sql statistical-analysis

Last synced: 12 May 2026

https://github.com/sebastian-diaz-berdecia/analisis-popularidad-de-series-y-generos-de-series

Consultas SQL para el análisis de la popularidad de series y géneros series de la base de datos NetflixDB.

business-analytics bussiness-intelligence data data-analysis database mysql mysql-database sql

Last synced: 12 May 2026

https://github.com/ashwagandha-coder/sqlite3_python

Приложение с SqLite3 на Python

pycharm python sql sqlite3

Last synced: 12 May 2026

https://github.com/07rinat07/univer_kaziitu

Казахстанский Университет Иновационных и Телекоммунационных систем В057 Информационнные технологии., Вычислительная техника и программное обеспечение

database design exel html-css-javascript mysql-database python3 sql word

Last synced: 12 May 2026

https://github.com/sricasea/fundraising-insights-mwpccc

Data storytelling meets impact strategy — a nonprofit fundraising analysis project combining SQL, Python, and Deepnote to uncover donor trends and guide smarter decisions.

data-analysis data-storytelling data-visualization deepnote fundraising nonprofit portfolio-project python sql

Last synced: 12 May 2026

https://github.com/selimsevim/sfmc-ai-query-assistant

An AI-powered assistant that translates natural language into SQL queries for Salesforce Marketing Cloud (SFMC). Using GPT-4o, this tool understands user queries, maps them to relevant Data Extensions (DEs) and fields, and generates optimized SQL queries—making data retrieval in SFMC faster and easier.

gpt-4 marketing-automation marketing-cloud query salesforce-marketing-cloud sfmc sql

Last synced: 13 May 2026

https://github.com/ffatahillah7/etl-with-python-pandapostgresql

Tranform dataset from Csv to Postgresql using Python Panda Sql

create-engine etl jupyter-notebook pandasql postgresql python sql sqlalchemy-python

Last synced: 13 May 2026

https://github.com/marialuizaleitao/monacogp-challenge

A Medium platform challenge that combines Formula 1 and SQL.

formula1-data-analysis mysql-database sql

Last synced: 11 Jun 2026

https://github.com/slowlatency/de-apple-data-analysis

A Data Pipeline solution using Databricks and Apache Spark to process and analyze Apple data.

datalake python spark sql

Last synced: 13 May 2026

https://github.com/sadmansakib93/leetcode-mysql-solutions

This repository contains python solutions for some of the Leetcode problems from the Database genre using MySql.

database leetcode-mysql leetcode-solutions mysql sql

Last synced: 13 May 2026

https://github.com/chernyakid/telecom_nps

Анализ NPS среди клиентов телекоммуникационной компании

jupyter python sql tableau

Last synced: 13 May 2026

https://github.com/sakthivinash2/sql_paintings_casestudy

This project explores a dataset of Famous Paintings & Museums using SQL queries to answer various analytical questions.

case-study paintings postgresql sql

Last synced: 13 May 2026

https://github.com/mehmetbacik/e-commerce

Coding of e-commerce struct with Html, CSS, Bootstrap, SQL, and PHP.

bootstrap css html less php sass scss sql

Last synced: 14 May 2026

https://github.com/moha-cm/bizcardx

BizCardX: Extracting Business Card Data with OCR

data-extraction mariadb-database ocr ocr-python sql sqlalchemy streamlit-dashboard

Last synced: 14 May 2026

https://github.com/kucera-lukas/lightning-pass

Password manager and generator based on the PuTTY Key Generator

bcrypt mysql pbkdf2 poetry pyqt pytest pytest-qt python qtdesigner sql

Last synced: 14 May 2026

https://github.com/nikolapeja6/sab_proj

School project for the SAB (Softverski Alati Baza podataka, en. Database Software Tools) course at the School of Electrical Engineering, University of Belgrade.

database database-management java school-project sql t-sql

Last synced: 14 May 2026

https://github.com/nikhleshshukla123/etlweather

Orchestrated pipeline and tasks using DAG in airflow

airflow astronomer docker python sql

Last synced: 14 May 2026

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/jardissupport/dbquery

Fluent SQL query builder with CTEs, window functions, subqueries, and JSON support for MySQL, MariaDB, PostgreSQL, and SQLite

domain-driven-design jardis php query-builder sql sql-builder

Last synced: 12 Jun 2026

https://github.com/gvwilson/sqlshort

a short introduction to SQL

open-access open-source sql tutorial

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.

mysql sql

Last synced: 13 Jun 2026

https://github.com/philipszdavido/forgedb

A lightweight SQL-inspired database engine written in modern C++.

cpp database engine sql

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

sql sqlserver

Last synced: 13 Jun 2026

https://github.com/anibalalpizar/jsp-sql-delete_logical

Example of maintenance with a logical deletion using a database with previous information

java jsp sql

Last synced: 13 Jun 2026

https://github.com/pinedah/escom_advanced-databases

This repository contains materials, notes, and projects for the Advanced Databases course in the Data Science degree at IPN. It covers decision support systems, OLAP technologies, data warehouses, ETL processes, and non-relational databases, including document-oriented, key-value, and graph databases.

data-science databases escom powerbi python school sql

Last synced: 13 Jun 2026

https://github.com/mathu97/dbveil

A local read-only, PII-redacting proxy that lets AI agents query your database safely.

claude-code pii pii-redaction postgresql safety sql

Last synced: 03 Jul 2026

https://github.com/eniko04/onlinestore

OnlineStore MVC with DB

csharp mvc sql

Last synced: 14 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/davidhristov59/databases

This repo contains auditory, lab exercises and midterm exercises for the course Databases @FCSE-Skopje

ddl dml postgresql query sql

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/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/snehachhipa/databases_project

A database design project as part of course work in BSc Computer Science UCD.

mysql-database relation-algebra relational-database sql

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/loesterbotelho/sql-postgresql

Estou em processo de finalização, e ainda haverá alterações.

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