SQL Fiddle is a web-based platform that enables developers to create, share, and collaborate on database schema and SQL code. By providing a simple and intuitive interface, SQL Fiddle allows users to design and test database schema, write and execute SQL queries, and share their work with others. This tool is particularly useful for developers, data analysts, and database administrators who want to work collaboratively on database projects, or who need to demonstrate and test database concepts and ideas. With SQL Fiddle, users can create and share database schema and SQL code with ease, leveraging a range of features that support their database development needs.