In fact, any reliable structured source of information can be referred to as a database. The properties and design of database systems are incorporated in the curriculum of information technology (1).
Central to the concept of a database is a collection of records, information, and answers to some particular queries. In a given data base, there is a dovetailed description of the facts held in order in the database. This is referred to as schema. In a typical schema, there would be several linked objects and their related data. You can actually juxtapose the said objects similarity versus their contrasts in a schematic table from a database.
There are several ways of setting up a schema to organize a database; these are referred to as data models or data base models (5). The most popular and user friendly is the relational model which retrieves the data in rows and columns, arranged into tables. It highlights the links between the tables of the common objects in them. Other models, which are more technical, are the hierarchical model and the network model. Professionals mostly use these.
The whole spectrum of computer software hinges on the many applications of databases. ...Show more