Program Explanation Role of DBMS: The DBMS creates the security system to decrease the involvement of unauthorized users. It has the ability of creating database structures on storage requirements. It has complex structures which can be accessed by multi-users. It stores the data definitions and meta data in a directory or dictionary and the changes made to that definitions and meta data will be automatically updated in directory or dictionary. It has the ability of performing data backup and recovery which assures the data safety. Advantages of DBMS: Data Consistency: It represents the usability of data and the data is affected only in allowed ways during the database transaction. Data Independence: Data independence is the ability of accessing the programs which are independent of storage characteristics of data. File systems doesn’t includes the data independence because accessing a file always depends on its data characteristics. Backup and Recovery Procedures: It has the ability of data backup and restore or recovery on requirement. Controlled Data Redundancy: Data redundancy is presence of repeated data in the storage device...

Database Management System (DBMS): Database management system is a software system with a collection of programs that are used to maintain and control the database. Its main purpose is constructing the database for the multiple users and applications.

Database Systems: Design, Implementation, & Management

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ISBN: 9781337627900

Author: Carlos Coronel, Steven Morris

Publisher: Cengage Learning

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Fundamentals of distributed DBMS

A software with a centralized system that handles the distributed database in such a way that all are stored in a single site is known as a database management system (DBMS). The idea of the distributed database system is the centralized database, the da…

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Database Management System (DBMS):

Database management system is a software system with a collection of programs that are used to maintain and control the database.

Its main purpose is constructing the database for the multiple users and applications.

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