Articoli correlati a Database Management System
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ABOUT THE Database Management Systems is a core subject which explains how data is managed for applications which are used in our day to day life such as Banking Systems, Railway Reservation Systems etc. The book DATABASE MANAGEMENT SYSTEMS has been written for B.Tech 3rd year students of Dr. A.P.J. Abdul Kalam Technical University. The book has been written according to the syllabus of the subject Database Management Systems and concepts have been explained well through the help of examples and diagrams. The book contains Introduction, Entity-Relationship Model, Relational Algebra, SQL, Functional Dependencies and Normalization, Distributed Databases, Transaction Processing and Concurrency Control. ABOUT THE Archana Verma is an Associate Professor in the Department of CSE / IT / MCA in IEC Group of Institutions, Greater Noida, affiliated to Dr. A.P.J. Abdul Kalam Technical University, Lucknow. She has taught B.Tech, M.Tech and MCA students for last 16 years. She worked with TCS for 6 years prior to that. She obtained Master of Information Science Degree in June 1995 from University of New South Wales, Canberra, Australia. MCA from Maharishi Dayanand University, Rohtak in June 2004 and M.Tech (Computer Science Engineering) from Amity University, Noida in June 2013. She has written two books, “Unix and Shell Programming” and “Bioinformatics”. She is a dedicated teacher and loves her profession. She likes to share her knowledge with students through writing books. Acknowledgement . 9 Synopsis . 11 1. Introduction . 13 An Overview of Database Management System Users in a Database System Database Systems vs File systems Categories of Data Models The 3 Schema Architecture Data Independence Data Base Languages and Interfaces DataBase Structure. 2. Entity Relationship Model . 29 Definitions Entity Types, Entity Sets and Value Sets Keys Relationships, Relationship Types, Relationship Instance, Relationship Sets, Relationship
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