The tutorial provides a comprehensive guide on building an application using SpringBoot, Java, Hibernate, Gradle, and CockroachDB, emphasizing the ease of integrating CockroachDB due to its compatibility with PostgreSQL. It walks through the process of setting up a SpringBoot project, configuring the necessary dependencies, and establishing a database connection using a JDBC driver. Key steps include creating a Flyway migration file to define database tables, setting up entities, controllers, repositories, and services for managing data, and running the application to interact with the database. The tutorial highlights the simplicity of transitioning from PostgreSQL to CockroachDB, particularly for developers familiar with Postgres, and concludes with practical examples of querying and inserting data using RESTful services.