Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

Why Use a DBMS?

April 26, 2017DBMS

0

Posted

Why Use a DBMS?

1 Answer

0

Posted

The main advantage of using a DBMS is to impose a logical, structured organization on the data. A DBMS delivers economy of scale for processing large amounts of data because it is optimized for such operations. A DBMS can be distinguished by the model of data upon which it is based. A data model is a collection of concepts used to describe data. There are two fundamental components of a data model: its structure, that is, the way data is stored, and its operations, that is the way that data can be manipulated. There are four major data models used by the most popular DBMS products: 1. Hierarchical 2. Network (or CODASYL) 3. Relational 4. Object-oriented The hierarchical model arranges data into hierarchic trees that stores data at lower levels in the hierarchy as subordinate to data stored in higher levels. A hierarchy is a network with the additional restriction that access into a record can only be accomplished in one way. The hierarchical model is tree-structured. IMS is an example