What is a database and what is its use?

A database is a warehouse that organizes, stores and manages data according to the data structure. After 1990, data management is no longer to store and manage data, but to transform into various data management methods that users need.

Databases can coexist, be shared by multiple users, have as little redundancy as possible, and be independent of applications. Database system has been widely used in all aspects.

In the information society, fully and effectively managing and utilizing various information resources is an important prerequisite for scientific research and decision-making management. Database technology is the core component of various information systems such as management information system, office automation system and decision support system, and it is an important means of scientific research and decision management.

Extended data:

The database can be regarded as an electronic filing cabinet-a place where electronic files are stored, and users can add, intercept, update and delete the data in the files.

The inventor is Remington Rand Company.

Database management system (DBMS) is a computer software system designed for managing databases, which has basic functions such as storage, interception, security and backup. Database management systems can be classified according to the database models they support.

There are two types of databases: relational databases and non-relational databases. Database models include object model, hierarchical model (lightweight data access protocol), grid model (big data storage), relational model, object-oriented model, semi-structured model and plane model.