Jul 20, 2023A database management system (DBMS) or database system in short, is a software that can be used to create and manage databases.
A database management system (DBMS) or database system in short, is a software that can be used to create and manage databases. DBMS lets users create a database, store, manage, update/modify and retrieve data from that database by users or application programs.
Mannual Record Keeping
In the manual record-keeping system the entries are done in the registers physically. Each and every record is entered by a person at the reception Record-Keeping Using Software
Normally database allows to create, edit, delete and retrieve the necessary information as and when required File System – Unit 3 Database Management Computer Science Class 12
The data stored in files can be accessed directly via a particular program. So every register can have separate files to store data Application Areas of DBMS
Let us understand the various application areas of DBMS in this article Unit 3 Database Management Computer Science Class 12 File System to Database Management System
As we have seen different files can be created in the file system but they cannot be linked together Data Models
Few popular data models are as follows: 1. Flat model:This may not strictly qualify as a data model. The flat (or table) model consists of a single Relational Data Model
The most popular data model among the data models is the relational data model. Let’s discuss a few terms associated with the relational data model Keys in A Relational Database
Keys in a relational database refer to the restrictions or constraints on the values of attributes and contents related to each other Structured Query Language
1. DBMS offers a special kind of command language known as Struct…
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