【正文】 . At the same time, we would also like to thank the same group of students is our efforts that makes the system more humane interface, features more perfect. Finally, we would like to thank my alma mater, Huaiyin Institute of Technology provides a relaxed room environment so that I can win this graduation. Once again, We sincerely thank all for giving me help and support of teachers and friends! Thank you. Qin Lei Zhou Chao HYIT – GENETIC SINGAPORE COMPUTER SCHOOL GROUP 9 OBS For HYIT Page 2 BASIC KNOWLEDGE Tables of Contents ONLINE BOOK SALES SYSTEM REGULATION ............................................................3 CHAPTER 1: INTRODUCTION ..............................................................................................6 Background of System Development .............................................................................6 Domestic and Foreign Research Present Situations ...................................................7 Infrastructure ......................................................................................................................7 Schedule of Project.............................................................................................................8 Method of Investigation ....................................................................................................9 CHAPTER 2: INTRODUTION TO TECHNOLOGIES .................................................. 10 Programming Language ................................................................................................ 10 Visual Studio 2020 ........................................................................................................... 11 C ............................................................................................................................... 11 ..................................................................................................................... 12 Microsoft SQL Server 2020.................................................................................. 12 ................................................................................................... 12 Inter Information Services () ......................................................... 13 Based On B/S Architecture .................................................................................. 13 AJAX ......................................................................................................................... 14 CHAPTER 3: SYSTEM ANALYSIS ..................................................................................... 15 System Requirement Analysis ...................................................................................... 16 Function Requirement Analysis ................................................................................... 17 Data Flow Diagram ......................................................................................................... 19 DFD of System......................................................................................................... 20 DFD of Online Book Sales System ...................................................................... 21 DFD of “Background System” ............................................................................ 22 DFD of “User Management”................................................................................ 23 DFD of “View Book” ............................................................................................. 24 DFD of “Shopping” ................................................................................................ 25 DFD of “Modify User Info”.................................................................................. 26 DFD of “View Book Details”................................................................................ 27 DFD OF “System User Management” ............................................................... 29 DFD OF “User List” .............................................................................................. 29 DFD OF “Book Management” .......................................................................... 30 DFD OF “Modify Book Info” ............................................................................ 31 DFD OF “Order Management” ........................................................................ 33 CHAPTER 4: SYSTEM DESIGN .......................................................................................... 35 Database Design ............................................................................................................... 35 HYIT – GENETIC SINGAPORE COMPUTER SCHOOL GROUP 9 OBS For HYIT Page 3 BASIC KNOWLEDGE Key Fields ................................................................................................................. 35 Normalization .......................................................................................................... 35 ERD .......................................................................................................................... 36 Dictionary ........................................................................................................ 38 Table of database .................................................................................................... 39 Interface of System.......................................................................................................... 41 Flow Chat for Design in System ................................................................................... 41 Flow Chat for Design in Online Book Sales System ....................................... 42 Flow Chat for Design in User Register .............................................................. 42 Flow