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This article mainly introduces the meaning of the database system in the Internet, which is very detailed and has a certain reference value. Interested friends must finish reading it!

Database system is a system composed of database and its management software. it is an ideal data processing system developed to meet the needs of data processing. It is also a software system that provides data for practical operational storage, maintenance and application systems. It is a collection of storage media, processing objects and management systems.

The operating environment of this tutorial: windows7 system, Dell G3 computer.

Database system (Data Base System, referred to as DBS) is a system composed of database and its management software. It usually consists of software, database, and data administrators.

The software mainly includes operating system, various host languages, utility programs and database management system.

The database is uniformly managed by the database management system, and the insertion, modification and retrieval of data are carried out through the database management system.

The data administrator is responsible for creating, monitoring, and maintaining the entire database so that the data can be used effectively by anyone who has the right to use it. Database administrators are generally served by people with high professional level and senior qualifications.

Database system is an ideal data processing system developed to meet the needs of data processing, and it is also a software system that provides data for practical operational storage, maintenance and application systems. it is a collection of storage media, processing objects and management systems.

Characteristics

The structure of data, good sharing of data, good independence of data, small granularity of data storage, and data management system provide users with a friendly interface.

The core and foundation of the database system is the data model, and the existing database systems are based on a certain data model.

The core of database system is database management system.

Database system is generally composed of database, database management system (DBMS), application system, database administrator and users. DBMS is the foundation and core of database system.

The basic requirements for database systems are:

① can guarantee the independence of data. The independence of data and programs helps to speed up software development and save development costs.

② has less redundant data and high degree of data sharing.

The user interface of ③ system is simple, easy for users to master and easy to use.

④ can ensure that the system runs reliably and can be quickly eliminated when faults occur; it can protect data from being accessed or destroyed by non-authorized parties; it can prevent the generation of incorrect data and can be found in time once it is generated.

⑤ has the ability to reorganize data and can change the storage structure or location of data to adapt to the changes of user operation characteristics and improve the disorder of data organization and the deterioration of spatio-temporal performance caused by frequent insertions and deletions.

⑥ is modifiable and expandable.

⑦ can fully describe the internal relationship between data.

The above is all the contents of this article "what does the database system in the Internet mean?" Thank you for your reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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