Database Management System.pptx by preeti mewada || ece by arun parmar

Database Management System.pptx by preeti mewada || ece by arun parmar

1. Database management system Created By : Preeti

2. 10100110100100001010100111101110110110110101010000111001010110010101001110101000101010001011010110110110100010101110001010100010100010111010110001001101001101001000010101001111011101101101101010100001110010101100101010011101010001010100010110101101101101001 IG DATA B BIG DATA Introduction What is database management system Brief history Why use a DBMS Purpose of DBMS Types of DBMS Data models DBMS Language Components of DBMS Advantage of DBMS Disadvantage of DBMS CONTENT

3. B S M D INTRODUCTION A group of programs that manipulate the database and provide an interface between the database and the user of the database A Database Management System (DBMS) is a software system designed to store ,manage and facilitate access to database

4. What is database management system A database management system is a software system for creating and managing database .A DBMS enables end users to create ,protect ,read, update and delete data in a database .it also manages security , data integrity and concurrency for databases

5. Brief history The first DBMS was developed in the early 1960 S When Charles Bachman created a navigational DBMS Known as the Integrated Data Store In 1968 , IBM developed information Management system or IMS , A hierarchical DBMS designed for IBM mainframes that’s still used today by many large organizations .

6. Why use a DBMS A DBMS provides organizations a complete ,clear view into the way data is shared ,ensuring there are not unnecessary copies of data not to mention ,A DBMS allows organization to enforce data security and privacy policies to reduce the risk of a data breach ..

7. Purpose of DBMS A database management system is a software tool that enables users to manage a database easily .It allows users to access and interact with the underlying data in the database .these action can range from simply querying data to defining database schemes that fundamentally affect the database .

8. vghthghhj . Types of DBM S There are four types of DBMS Hierarchical ,relational , Network , and object – Oriented , each has unique advantage s and applies to different scenarios .

9. Relational Data Model Object Oriented Data Model Network Data Model Hierarchical Data Model DATA MODEL

10. Database language is a special type of programming language . These are four different types. BIG DATA

11. Components of DBMS Software . Data Hardware Software Procedures

12. Advantage of DBMS BIG DATA The advantage of database management include improved data integrity ,consistency and security efficient data access and sharing and reduced data redundancy and inconsistency

13. Disadvantage of DBMS Cost of Hardware and Software Cost of Data Conversion Cost of Staff Training Appointing Technical Staff Database Damage

14. THANK YOU

15. 1980s l Late 1960 IBM dinformaeveloped tion management system (IMS) . Used the hierarchical data model . Led to SABRE , the airline reservation system developed by AA and IBM .Still in used today Early 1960s First general purpose database by charles Bachmanfrom GE .Used the network data model 1970 Edgar Code of IBM developed the relational data model . Led to several DBMS based on relational model , as well as important theoretical results. Code wins Turing award . Relational model dominant .SQL standard Brief History

16. Database A database is an organised collection of data .it helps us to enter, manage ,access and analyse a large amount of information quickly and efficiently . For example – Telephone Diery A dictionary

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30. DBMS Languages Data definition Language –DDL Database language is a special type of programming language used to define and manipulate a database. These are four different types : DDL ,DML DML ,DCL and TCL

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