Each POSTGRESQL server controls access to a number of databases. Databases are storage areas used by the server to partition information. For example, a typical installation may have a production database, used to keep all information about a company. They may also have a training database, used for training and testing purposes. They may have private databases, used by individuals to store personal information. For this exercise, we will assume you have created an empty database called test. If this is not the case, see section .