Dive into the fundamentals of SQL databases in this comprehensive tutorial. Begin with an introduction to databases and learn how to create and configure them. Explore table creation, data types, and working with multiple tables while understanding referential integrity. Discover views, procedures, and various types of indexes including clustered, non-clustered, and column store. Delve into memory-optimized objects, XML in databases, JSON, and Document DB. Gain insights into basic database administration, provisioning SQL Server in Azure, recovery processes, security measures, and monitoring techniques. Master the essentials of Structured Query Language (SQL) and its application in Relational Database Management Systems (RDBMS) to efficiently manage and manipulate data in popular database systems like MySQL, Oracle, and SQL Server.