SQLore: обучение SQL

Learn SQL and Database Fundamentals FROM ZERO. An effective trainer for those who already know SQL, as well as free lessons, which includes five topics: - Basics - includes theory about databases, their structures and other elements; - DDL language - learning to create, modify and delete both databases and SQL tables; - DML language - learning to add, change, delete, and receive data from the database; - Elements - includes most of the operators and functions needed to manipulate information; - Modules - lessons on how to create and apply procedures, custom functions and triggers. An effective self-study guide to learning SQL is the LIBRARY, which contains over a hundred terms, in case you need to study them separately. But learning is just the beginning. The more you learn theories, the more features become available. After examining the elements of SQL, a simulator in the form of a city will open to you with an abundance of tests to improve your skills in building structures. After completing the training completely, you can go on the WAY. The path is a road with a variety of tests, tasks and bosses. As you progress through the path, you will be able to unlock new tests in the city, get a lot of achievements and learn SQL even deeper. Try the best tutorial and see SQL from the other side!