November 18, 2020

What are the basics of databases?

Any database is a collection of information. The only thing being, it is organized systematically and logically so that it can be accessed, updated and managed. Several models come to force to put the data in a realistic way where the data is managed with the help of computers. A database management system is used to store, manage and retrieve the information whenever required using tables.

Two key examples of the database:

- Relational and

- Object-Oriented database

Management of data is carried out with the help of computer programs, known as the Database Management systems that use DBMS tools.

What are the different categories of databases?

The database category includes three types:

-Bibliographic

-Full-text

-Numeric and

-Images

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What are the popular database models in use?

Flat model: is the simplest model using a single row and column to store data.

Hierarchical data: has a three-pronged Database model. It is shaped like a tree with branches for building efficiency.

Network database model: This type of database adopts many approaches. It works in the form of a network distribution system.

Relational database: It works on the model of dealing with subject one-to-one in a relational model.
In this type of model, data is presented in rows and columns like a table.

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  • Database design
  • Distributed database

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