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: 2026-07-02 00:29:19 UTC
- JSON Representation
https://github.com/christyanbrayan/cev-mysql
Arquivos e Comandos das Aulas do Curso de Banco de Dados com MySQL do @CursoEmVideo e do @Estudonauta (2016) com o professor @GustavoGuanabara 🖖
banco-de-dados curso-em-video cursoemvideo cursoemvideo-mysql estudonauta gustavo-guanabara mysql sql
Last synced: 26 May 2026
https://github.com/fasunle/trivia
Udacity inspired App. Project 2 in Fullstack Engineering Role
ajax api cors flask fullstack python react restful-api sql
Last synced: 08 Apr 2026
https://github.com/andreasscherbaum/php-boolean2
PostgreSQL boolean2 data type for PHP
boolean php php-boolean2 postgresql sql
Last synced: 14 Mar 2025
https://github.com/puspacempaka/hackerrank-sql-challenges-intermediate
This repository features solutions to various intermediate-level SQL challenges from HackerRank. It includes efficient SQL queries, problem-solving techniques, and well-documented scripts. Explore these solutions to understand different SQL problems and enhance your skills.
challenges data-analysis database hackerrank-solutions queries sql sql-intermediate-level
Last synced: 02 Jan 2026
https://github.com/fou1100ouacus/advanceddatabaseproblems
It is intended for database professionals, students, and anyone interested in deepening their understanding of complex SQL queries, performance optimization, and database design.
database sql tsql-stored-procedures
Last synced: 14 Apr 2025
https://github.com/tosh2230/sfb
Cost estimator for Google BigQuery
cost-estimator gcp google-bigquery sql
Last synced: 21 May 2026
https://github.com/suganyarajes/dbdiagram
The database design for Guvi Zen Class models various entities such as users, batches, problems, codekata, topics, attendance, tasks, and class sessions, establishing relationships to efficiently manage data related to an educational platform.
Last synced: 01 Jun 2026
https://github.com/eddieatgoogle/sql-based-genai-data-pipeline
GenAI data pipeline that performs data preparation, management and performance evaluation tasks for RAG systems using SQL as the primary development language. Please feel free to use this as a starting point for your own projects.
bigquery bqml dataform dbt embeddings gemini google-cloud-platform sql vector-search vertex-ai
Last synced: 25 Feb 2025
https://github.com/jabulente/jabulente
Hi, I’m Jabulente — a Data Analyst with a background in Crop Science. I bring together domain expertise in agriculture with modern data science practices to deliver insights that support sustainable agriculture, food systems improvement, and evidence-based policymaking.
data-analyst data-driven data-science excel machine-learning powerbi python r sql statistical-analysis statistics
Last synced: 11 Feb 2026
https://github.com/khonor199/otif
This project contains two PostgreSQL queries used to build widgets for an **OTIF (On-Time In-Full) dashboard**, which helps monitor supplier performance and delivery accuracy across clients and distribution centers.
otif postgresql sql supply-chain-analytics
Last synced: 18 Jun 2025
https://github.com/brendon45/my_personal_practice
A collection of projects and practice materials for backend development, database management, and system operations. Includes exercises and resources for improving programming skills and system administration.
backend-development database-management-systems front-end-development javascript python sql system-development
Last synced: 06 May 2026
https://github.com/siddik-1997/advocate-personal-assistant-apa-system
academic-project advocate asp-net-mvc sql website
Last synced: 14 May 2025
https://github.com/asepindrak/santuy
Santuy is a nextjs framework and SQL for auto generate data from model
database-management database-migrations framework nextjs santuy sql typescript-library
Last synced: 21 May 2026
https://github.com/nhassl3/todo-app-golang
A full-fledged REST API application for taking notes or making to-do lists. Suitable for those who want to manage their time
docker docker-compose dockerfile gin go golang golang-api golang-examples golang-jwt-a golang-rest jwt jwt-authentication postgresql rest-api sql sqlx todoapp
Last synced: 04 Apr 2026
https://github.com/catterall/dbscripts
A small Python package to quickly run database object scripts against a database without dependency issues.
database database-management database-migrations databases script scripting scripts sql sql-query sql-server
Last synced: 15 Sep 2025
https://github.com/pitercoding/curso-mysql-curso-em-video
Repositório de estudos sobre MySQL.
backend banco-de-dados chave-estrangeira curso-em-video curso-gratuito modelo-relacional mysql phpmyadmin sql wamp xampp
Last synced: 03 May 2026
https://github.com/wilhelmcs/sql-scripts
PL-SQL scripts used in database course
Last synced: 02 Jan 2026
https://github.com/garcane/credit-card-transactions-fraud-detection-project
The Credit Card Transactions Fraud Detection Project repository is designed to analyse and detect fraudulent transactions in credit card data.
Last synced: 03 Feb 2026
https://github.com/rushilsharma1/musicstore_analysis
Project on data analysis of an MusicStore
dataanalysis database datascience problem-solving query sql
Last synced: 02 Jan 2026
https://github.com/buddhad/sql-learning
My Practice SQL queries
learn mysql mysql-database query sql sql-learning
Last synced: 28 Jun 2025
https://github.com/arkapg211002/leetcode-sql
LEETCODE SOLUTIONS FOR ALL NON PREMIUM QUESTIONS WITH TAG DATABASE
Last synced: 18 Oct 2025
https://github.com/dinhanhx/tv_series_management
This is a repo for a TV series database system, done as a school project for a database course.
database database-management python-3 sql
Last synced: 05 Jun 2026
https://github.com/lucashomuniz/project-16
[DATA VISUALIZATION] Raw Data to Business Growth by Integrating GCP, SQL and PBI
bigquery dax-languague gcp m-language powerbi powerbi-visuals powerquery sql
Last synced: 30 Mar 2025
https://github.com/ahbiels/chatbot_analize_avaliation
Um bot feito no dialogflow cx que permite ao usuário avaliar um determinado produto da empresa. Após a avaliação, o bot ira fazer uma análise de sentimentos na avaliação do usuário, e armazenar o resultado da avaliação (juntamente com o texto da avaliação, nome do usuário e produto) dentro de um dataset no BigQuery
bigquery chatbot dataset dialogflow dialogflow-cx documentation flask gcp google-cloud iterator language-model nlu nlu-chatbot python sql
Last synced: 02 Jan 2026
https://github.com/erikalanj/riffindex
Responsive website which utilizes PHP and SQL in order to construct a CRUD database interaction website for music fans, containing multiple levels of permission, user sign-up/log-in and other features.
bootstrap css html javascript php sql
Last synced: 18 Feb 2026
https://github.com/michaeltennyson/web_development_and_deployment
This repository contains project work I created for the web development and deployment module
Last synced: 21 May 2026
https://github.com/punit-naik/sqles
A Clojure library designed to convert SQL statements into Elasticsearch queries
clojure elasticsearch es query query-builder sql sql-to-elasticsearch sql-to-es
Last synced: 19 Apr 2026
https://github.com/atrakic/azure-sql-deploy-dacpac
SQL project with dacpac package deployment.
Last synced: 21 May 2026
https://github.com/mrkem598/sql-functions
SQL functions are built into Oracle and are available for use in various appropriate SQL statements. You can also create your own function using PL/SQL.
avg max mod oracle-11g sql sql-functions sqrt truncate
Last synced: 06 Jan 2026
https://github.com/kraltug/tsqloader
A database handler wrapper designed for interacting with an MSSQL server, built using SQLAlchemy.
database linux pandas pyodbc python sql sql-server sqlalchemy windows wrapper
Last synced: 08 Apr 2026
https://github.com/sevilayerkan/hackerrank-solutions
Some personal HackerRank solutions in various languages
30-days-of-code 30daysofcode c cpp hackerrank hackerrank-challenges hackerrank-solutions python sql
Last synced: 09 May 2026
https://github.com/nghiant3110/firebase_6
This is a DA project based on the Firebase Sample dataset on Big Query
bigquery firebase looker-studio sql
Last synced: 02 Jan 2026
https://github.com/tushar2704/employee-distribution
This repository contains valuable insights and visualizations derived from an extensive HR dataset spanning from 2000 to 2020, with over 22,000 rows.
data-analysis data-visualization excel postgresql powerbi sql tushar2704
Last synced: 04 Nov 2025
https://github.com/zbkazi/zobaidulkazi
Zobaidul Kazi👋🏽 ||Back-End Developer Portfolio
api-client apidocs backend javascript mongodb nodejs npmjs prisma sql system-design typescript yaml
Last synced: 03 Feb 2026
https://github.com/sifatullahsu/postgresql
Explore PostgreSQL: Unlock the power of PostgreSQL with a comprehensive collection of SQL queries in this repository.
postgresql relational-database sql
Last synced: 04 Nov 2025
https://github.com/vaxdata22/cities-weather-s3-snowflake-slack-notif-etl-by-airflow-on-ec2
This is my second industry-level ETL project. This data pipeline orchestration uses Apache Airflow on AWS EC2. It demonstrates how to build an ETL data pipeline that would extract data (JSON) from the OpenWeatherMap API, transform it, dump it as CSV in S3 bucket, then copy it to destination tables in Snowflake DW and send Slack notification.
apache-airflow aws-ec2 business-intelligence dags data-warehousing etl-pipeline openweathermap-api orchestration python3 slack-webhook snowflake sql
Last synced: 26 May 2026
https://github.com/blnkoff/barkboard
BarkBoard is like Pinterest for dogs—discover and collect adorable dog photos in a visually rich, interactive gallery.
api-wrapper dashboard database sensei sensei-python sql sqlmodel streamlit webapp
Last synced: 07 May 2026
https://github.com/arsalanazadkhah/covid_analyzing
Analyzing Covid Dataset Using SQL
Last synced: 18 Feb 2026
https://github.com/deepakramani/etl_with_dbt_dwh
A small scale ETL project that ingests data into the data warehouse using dbt(data build tool) to facilitate transformation and analytics.
analytics-engineering data-engineering dbt dimensional-modeling etl jinja sql
Last synced: 30 Mar 2025
https://github.com/prneidhardt/aws-data-warehouse
Sparkify Project
data-modeling etl-pipeline redshift s3 sql
Last synced: 15 May 2026
https://github.com/manikantasanjay/medical_care_management_system
Hospital Management Software System covering all aspects of management in a hospital.
bootstrap4 html-css-javascript javaserver-pages jquery mysql mysql-database sql tomcat-server
Last synced: 08 Apr 2026
https://github.com/yunusemrejr/modify-database-cs-net
'Modify Database' is a .NET windows form desktop application I made and wirtten in C# using .NET framework.
Last synced: 30 Mar 2025
https://github.com/scarblase/restaurantdatabaseproject
A relational database project for Lviv Croissants, designed to manage orders, customers, inventory, and staff, optimizing restaurant operations with SQL. 🥐☕📊
data-engineering database databases databaseschema sql
Last synced: 22 May 2026
https://github.com/jamestang12/foruntes-back-end-api
Foruntes Back-End API uses nodeJS and ExpressJs as runtime environment, allow user to interact value in SQL database with PostgreSQL
Last synced: 11 Apr 2026
https://github.com/mituskillologies/data-science-sep24
Programs of Data Science batch @ MITU Skillologies, September 2024
clustering data-analytics data-preparation data-preprocessing data-science data-structures data-visualization machine-learning mysql powerbi python-programming sql supervised-learning unsupervised-learning
Last synced: 13 May 2026
https://github.com/abirsaha111/psyliq-data-analyst-internship-projects-public
During my internship as a Data Analyst, I had the opportunity to work on various projects that involved analyzing and interpreting data to help make informed business decisions. I worked on projects such as HR Data Analysis, Diabetes Prediction, Pharma Data Analysis, and Employee Data Analysis.
dataanalytics excel powershell sql
Last synced: 02 Jan 2026
https://github.com/geoninja/sql
Repository for SQL code
hive mysql-database sql sqlite
Last synced: 22 May 2026
https://github.com/vedikasnehil/sql-50
This project focuses on solving 50 SQL problems every weekend from LeetCode to strengthen SQL skills, master advanced techniques, and build consistency. Each solution is documented with clear explanations, creating a valuable resource for learning and application.
data-visualization database-management sql
Last synced: 06 Jan 2026
https://github.com/wtlow003/sql-peer-tutor-workshop
Materials used to conduct SQL Peer Tutoring Workshop, organised under Centre for Experiential Learning (CEL) at Singapore University of Social Sciences (SUSS).
Last synced: 31 May 2026
https://github.com/karensaraimoralesmontiel/8-week-sql-challenge
Case Studies Solutions for the 8-Week-SQL-Challenge.
Last synced: 02 Jan 2026
https://github.com/ewdlop/sqlnotes
database design + database implemntaiton too;Bases de Datos Relacionales
aries b-plus-tree database-design database-management entity-relationship-models n-way-merge-sort normal-form object-relational-mapping range-search relational-databases sql sql-builder sql-parser sql-server stored-procedures transaction-processing tsql undo-redo user-defined-functions write-ahead-logging
Last synced: 30 Apr 2026
https://github.com/barkintopcu/library_management_tool
The purpose of this project is to design a library management application in Python using libraries such as PyQt and mysql-connector-python.
Last synced: 19 May 2026
https://github.com/axamon/token
If the credentials are right it will return a pseudo token
Last synced: 12 Jan 2026
https://github.com/deepakramani/sql-data-warehouse-project
Build a modern data warehouse with postgresql/snowflake/duckDB, including ETL processes, data modelling, and analytics.
data-modeling data-warehouse docker duckdb exploratory-data-analysis postgresql snowflake sql
Last synced: 08 May 2026
https://github.com/bekcodingaddict/nodejs-the-complete-guide-with-maximilian-schwarzmuller
Master Node JS & Deno.js, build REST APIs with Node.js, GraphQL APIs, add Authentication, use MongoDB, SQL & much more!
back-end-development expressjs mongodb nodejs nosql sql
Last synced: 08 Apr 2026
https://github.com/kpechenenko/travel-agency
The final project for the database course at the university.
database erdiagram postrgesql sql
Last synced: 10 Jun 2025
https://github.com/giosil/jdbc-tracer
Drivers for debugging jdbc applications.
debug debug-tool debugging jdbc jdbc-driver jdbc-drivers jdbc-tracer jdbc-utilities sql sql-tracer
Last synced: 05 Nov 2025
https://github.com/ezejosue/taller1
¡Bienvenido/a a este taller práctico de SQL! Aquí pondrás a prueba tus habilidades en el manejo de bases de datos relacionales, específicamente en la creación de procedimientos almacenados y disparadores (triggers).
Last synced: 04 Nov 2025
https://github.com/emanoelcampos/student-database
Comprehensive SQL learning project developed through the Learn SQL by Building a Student Database: Part 1 and Part 2 courses from FreeCodeCamp. Includes database creation, data insertion, and data querying using PostgreSQL and bash scripting.
bash-script freecodecamp postgres relational-database sql
Last synced: 09 May 2026
https://github.com/suraj-kumar00/sql-from-basics-to-advanced
Learn SQL Basics to Advanced
database sql sql-query sqlite-database
Last synced: 05 Apr 2025
https://github.com/shubhamsoni98/analysis-with-sql
This project focuses on creating and managing a database for a music record company to perform various analyses on bands, albums, and songs. Using SQL, the goal is to create a structured relational database with relevant tables, insert necessary data, and perform queries that provide insights into the relationships between bands, albums, and songs.
analys analysis data data-science database dbms mysql mysqlworkbench project query schema sql
Last synced: 03 Jan 2026
https://github.com/ulisses22/formatfilesqlserver
Using Format File XML to Bulk Import data - SQL Server
Last synced: 25 Jan 2026
https://github.com/edwinrlambert/cyclistic-bike-share-analysis
This repository is part of the Google Data Analytics Capstone Project, focusing on analyzing Cyclistic's bike-sharing data to identify trends and strategies for converting casual riders to annual members. It aims to provide actionable insights for enhancing marketing efforts.
act analyze ask bigquery prepare process share sql
Last synced: 03 Jan 2026
https://github.com/amirsaleh55/retail-sales-analysis-sql
This is a beginner Project for data analysis using SQL and pgadmin4 to create table , load data into table from csv file , cleaning data and answering data analysis questions
Last synced: 01 Sep 2025
https://github.com/natballa/sql-toolkit
Ready-to-use SQL queries for PostgreSQL, Oracle & T-SQL
analytics database dba monitoring oracle postgresql sql tsql
Last synced: 18 May 2026
https://github.com/tushar2704/sql-query
Repository is designed to help you strengthen your SQL query skills by providing a collection of common and interview-based SQL queries for practice.
artificial-intelligence data-analysis data-engineering data-science database database-management database-schema relational-databases sql sql-database sql-query tushar2704
Last synced: 04 Nov 2025
https://github.com/panoschron97/company_project_pl_pg_sql
A company management system with PL/pgSQL.
pgadmin4 plpgsql postgresql sql
Last synced: 05 Nov 2025
https://github.com/sanchezluys/bd_taller_mecanico_postgresql
BD postgresl, de un taller mecanico
Last synced: 30 Mar 2025
https://github.com/agu3des/estanteencantada
Livraria feita para a disciplina de Banco de Dados l e para as disciplinas de Estrutura de Dados, Sistemas Operacionais e Protocolos de Interconexão de Redes de Computadores
bancodedados books bookstore client-server data-structures livros python semaphore sql systems threads
Last synced: 14 Apr 2025
https://github.com/theunfeelingsoul/eneza_africa
Website and Blog. Yii2 and custom code
bootsrap css html javascript php sql yii2-framework
Last synced: 08 Apr 2026
https://github.com/pyrustic/litedao
Intuitive interaction with SQLite database
auto-init dao data database database-access library lightweight pyrustic python sql sqlite
Last synced: 09 May 2026
https://github.com/pratik-khose/sql-leetcode-solutions
My SQL Leetcode Submissions
leetcode leetcode-solutions leetcode-sql-50 leetcode-sql-solutions queries sql
Last synced: 03 Jan 2026
https://github.com/mooorsoul23/auth-jwt-node
🛡️ Implement authentication and authorization with Node.js, Express, and JWT, featuring role management and API documentation.
auth authentication authorization bcryptjs create-react-app express jwt-bearer-tokens mongodb mongoose node-js-express node-jwt node-mongodb nodejs nodejs-api passport react-bootstrap sequelize-associations sql
Last synced: 08 Apr 2026
https://github.com/blacksuan19/sqlmigrately
Zero setup SQL schema migration from pandas DataFrames
Last synced: 18 Feb 2026
https://github.com/bala-1409/loan-classification-data-science-projects
This project uses machine learning algorithms to predict the classification of loan status. The dataset is loaded and some transformation is done using SQL for getting a proper dataset with some valid informations.
data data-analysis datacleaning datascience datavisualization exploratory-data-analysis loan machine-learning machine-learning-algorithms modelfitting sql supervised-learning visualization
Last synced: 22 Mar 2025
https://github.com/bala-1409/loan-clustering-datascience-projects
This project uses Machine Learning to Cluster loan together based on their similarities. The project uses a dataeset of loan application which includes information about the Loan amount and Balance. The project then use the clustering algorithm to group the loan together based on the similarities.
clustering clustering-algorithm data-analysis data-science data-visualization kmeans-clustering machine-learning machine-learning-algorithms sql unsupervised-learning unsupervised-machine-learning
Last synced: 22 Mar 2025
https://github.com/acsbitmen/login-backend
Este proyecto es un backend para un sistema de autenticación y gestión de usuarios (CRUD) desarrollado con Node.js, Express, y PostgreSQL. Proporciona una API segura que permite a los usuarios iniciar sesión, y ofrece funcionalidades de administración de usuarios para aquellos con el rol de administrador.
body-parser cors dotenv express-js express-rate-limit javascript jsonwebtoken nodejs pg sql
Last synced: 18 Feb 2026
https://github.com/devphde/schoolmanager-api
API de gerenciamento de alunos, professores e turmas.
background-jobs ddd-architecture docker nodejs postgresql redis solid-principles sql typescript
Last synced: 08 Apr 2026
https://github.com/edwyng/bd-gama-fase-ii
Implementación del esquema lógico - bd proyecto fase II
base-de-datos esquema sql sql-server
Last synced: 04 Nov 2025
https://github.com/pawelwiejkut/fill_database
Scripts for generate database and fill content
hana oracle-12c oracle-database sap sql
Last synced: 20 Jan 2026
https://github.com/wb-az/sql-for-data-analysis-udacity
This repository contains SQL queries for the SQL for Data Analysis given by Udacity. The queries include commands to define, select, manipulate, control access, aggregate, and join data and data tables.
aggregation data-analysis data-cleaning erd joints postgresql sql subqueries-and-joins window-functions-in-sql
Last synced: 23 May 2026
https://github.com/shubhamsoni98/classification-with-random-forest---2
Fraud detection is a critical task for financial institutions and businesses. This document outlines the end-to-end process of predicting fraudulent activities using a Random Forest model. The process includes data preparation, exploration, model training, and evaluation.
algorithms anaconda data data-science dataflow feature-engineering jupyter-notebook machine-learning model modeltraining prediction python random-forest sql visualization
Last synced: 20 Jan 2026
https://github.com/luizhm0reira/hackerrank
Resolutions from hackerrank questions
Last synced: 03 Jan 2026
https://github.com/allubie/periodic_table_database
periodic table database submission
Last synced: 20 Jan 2026
