A large majority of computer systems have some state and are likely to depend on a storage system. My knowledge on databases accumulated…

Adminer (formerly phpMinAdmin) is a full-featured database management tool written in PHP. Conversely to phpMyAdmin, it consist of a single file ready to deploy to the target server. Adminer is available for MySQL, MariaDB, PostgreSQL, SQLite, MS SQL, Oracle, Firebird, SimpleDB, Elasticsearch and MongoDB.

Having a good database schema design is crucial for building applications that will need to scale in traffic and complexity. If you happen to do a bad design choice you will see that it takes a lot of effort to stop the pattern from propagating to your backends’ services and controllers, and finally to your … A humble guide to database schema design Read More »

Learn how to use SQL with your PostgreSQL database. In this interactive SQL data tutorial, get an introduction that is designed to get you querying your Post...

DATAtourisme est le projet français de mise à disposition des données touristiques en Open Linked Data, piloté par l'Etat et Tourisme & Territoires

Learn how to use SQL to store, query, and manipulate data. SQL is a special-purpose programming language designed for managing data in a relational database, and is used by a huge number of apps and organizations.

The pros and (mostly) cons of MySQL's ENUM data-type (as compared to reference tables), as well as when it is okay to use and how to use it if you must.

This blog post was co-authored by Nikisha Reyes-Grange, Senior Product Marketing Manager, Azure Marketing. Introducing Azure Cosmos DB Free Tier Looking to build a new app, develop and test, or run small production workloads with Azure Cosmos DB? Our new Free Tier makes it easy to get started with no cost and save money as you build and grow new apps.

A free, simple, developer-friendly tool to help you create web-based documentation for your database

“SQL, Lisp, and Haskell are the only programming languages that I’ve seen where...

Inspired by @veltman's command-line mystery, use SQL to research clues and find out whodunit! - NUKnightLab/sql-mysteries

Quick and simple free tool to help you draw your database relationship diagrams and flow quickly using just keyboard

SQL queries don't start with SELECT

Many types of databases exist, each with their own benefits. In this guide, we'll compare the relational, document, key-value, graph, and wide-column databases and talk about what each of them offer.

JOINs and UNIONs are the first big learning curve after getting your head around SQL basics.

Le SQL (Structured Query Language) est un langage permettant de communiquer avec une base de données. SQL.sh permet d'apprendre le langage SQL.

SQL concepts that pop up during SQL Server training, if you have a junior analyst in your life who needs a resource to refer to.

An online SQL database playground for testing, debugging and sharing SQL snippets.

Now part of the MongoDB family, powering over 1 million deployments on AWS, Azure, and Google. Get started with a free database.

MySQL Cheat Sheet · GitHub

Cet article a pour but de démontrer que MySQL/MariaDB n’est pas compatible avec la sureté, la qualité et les performances.Il en est même dangereux !

Learn to answer questions with data using SQL. No coding experience necessary.

An opinionated guide for writing clean, maintainable SQL. - mattm/sql-style-guide