In this tutorial, you will learn about data independence in DBMS and its types. What is Data Independence in DBMS? The ability to modify a schema definition without affecting the schema at the next higher level is called data independence. All modern applications are based …
In this DBMS tutorial, you will learn what is mapping in DBMS and its types with suitable diagrams. Happy Learning! What is Mapping in DBMS? The process of transforming a request and result between three levels is called mapping. The user’s request is specified at …
What is schema in dbms: database schema is the design of a database. Three types of database schema are physical, conceptual & external schema
In this guide, you will learn what is DBMS and its components, advantages and disadvantages. What is DBMS? A DBMS or Database Management System is a software system that allows users to define, create and maintain a database. It provides controlled access to the data. …
File system in DBMS is a traditional way of managing database and have lots of limitations. It is also called flat-file, or file based system in DBMS…
In this tutorial of DBMS, you will learn what is data and information in DBMS and how you can distinguish between data and information. Let’s Get Started, Happy learning! What is Data in DBMS? Data in DBMS are raw facts from which the required information …
3 tier architecture in DBMS contains 3 levels of abstraction internal, conceptual & external and is called three schema or three level architecture of DBMS
Types of Databases in DBMS: Relational Database, Centralized database, Distributed, Object-oriented database, Hierarchical , No-SQL & Cloud Database