How Do You Have An SQL Tutorial?
The Structured Query Language (SQL) is one of the most important programming languages as it relates directly to the building and maintenance of databases. While other programming languages are more versatile and allow for the creation of any type of application, SQL is designed strictly for interacting with databases. Thus, the purpose of this language is well-suited to tutorials that build a database from scratch. Any presentation of an SQL tutorial should be well-rounded and cover all fundamental processes associated with database design. This includes the creation of the data tables themselves, adding data into the database’s tables and then extracting that data later. Begin any SQL tutorial with the process of logging into the SQL database itself. This process varies between different SQL systems. Once in the system, the “use” command is often required to select a particular database before any work can be done. Instruct participants to first see what the database already contains