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/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.

mysql sql

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/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/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++.

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/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/eniko04/onlinestore

OnlineStore MVC with DB

csharp mvc sql

Last synced: 14 Jun 2026

https://github.com/spy86/sample-sql-code

Example SQL scripts

mysql postgresql scripts 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/sxv357/sql-essential-training

Work completed as part of the Linkedln Learning "SQL Essential Training Course"

sql sqlite

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/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/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/sckonung/sql_football

European Leagues Data Analysis

sql sqlite t-sql

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.

alura postgresql sql

Last synced: 17 Jun 2026

https://github.com/dsuarezlogans/sql-node-test

Aplicacion de prueba, usando sequelize con mssql server en azure y nodejs

mvc-architecture nodejs 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/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/fatihtuzunn/php-kutuphane

Php Kutuphane-eser giris

php 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.

postgresql sql

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.

mysql-database sql

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/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/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/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/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

sql sqlalchemy utility

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.

analytics healthcare sql

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/danny-yamamoto/go-duckdb-example

Playing with DuckDB.

duckdb go olap 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/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/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/formtrix/postgresql

SQL Queries

postgres sql

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/luizfelipedasilva678/database-administration

Database administration files

sql

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/ekosz/lego

SQL generator for OCaml/Reason

ocaml reasonml sql

Last synced: 13 Oct 2025

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 👨‍💻

core-java javaswing sql

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

sql

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

sql sql-dasar sql-learning

Last synced: 05 Feb 2026

https://github.com/ryancasf/query

Query construction, SQL commands.

mysql-database query sql

Last synced: 31 May 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.

mssql sql

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/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

https://github.com/giri7a/basic-web-application

Creating a login Page and registration Page using HTML and CSS with basic validations and Backend Integration(python) Framework:- Flask

css flask html python sql

Last synced: 13 Apr 2026