Different Data Models in DBMS, ER Model, Relational Model
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Download Presentation What is Model & data Model? A model is a representation of ‘real world’ objects and events, and their associations. Models helps in abstraction that focuses on the important details & ignores the other aspects of the system Data models define how data …
Roles in DBMS Environment, DBA Role, Database Designers
Download Presentation There are four distinct types of people that participate in the DBMS environment: data and database administrators, database designers, application developers, and the end-users. Data Administrators The database and the DBMS are corporate resources that must be managed like any other resource. The …
3-Tier DBMS Architecture and Data Independence
Download Presentation Why 3-level architecture? Each user should be able to access the same data, but with its own customized view. User need not have to deal with physical structure of database directly. DBA should be able to make changes to physical structure without affecting …
DBMS Advantages and Disadvantages, Limitations of File Systems
Topics: Limitations of File Based System, DBMS Advantages and Disadvantages in very basic easy Hindi Language. Presentation Download: Limitations of File Based System SEPARATION & ISOLATION OF DATA It is difficult to access the data which is isolated and stored in separate files. Imagine we …
Introduction to DBMS – Basics, Data and Information, Database and DBMS (Lecture-01)
Topic : Introduction to #DBMS (Hindi) (Lecture-01) Sub Topics: #Basics, Data and Information, File Based Approach, Database Approach and #Database Management System (DBMS). Presentation ———————– Questions covered in the lecture:- ———————– What is Data? What is Information? What is Difference between Data and Information? What …
