SQL Course for Beginners

This course is designed to teach the SQL language as a standard, i.e. to study those SQL features that are available and will definitely work in all popular database management systems (DBMS), so that after completing the course you can use the SQL language in any DBMS.

In other words, the course covers designs SQL that is not tied to any specific DBMS, and all designs in which there are deviations in a particular DBMS are commented in detail on the course, and their implementation for several popular systems is shown.

Therefore, it does not matter , in which system you will work after completing the course, since during the course you will learn how to write universal SQL queries that will be executed in MySQL, PosrgreSQL, and Microsoft SQL Server, thereby you will not need to think about what system you have to work with.

The course is intended for beginners, it uses the author's sequential teaching methodology, so you will smoothly move from simple to more complex.