Applied Ecommerce: Analysis and Engineering for Ecommerce Systems

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The first practical guide for designing, analyzing, and developing successful Web-based delivery
The demand for secure, reliable, user-friendly ecommerce sites continues to rise exponentially, yet a high percentage of these projects fail. Why? Going right to the heart of what it means to set up and maintain a successful ecommerce system, highly recognized information systems expert Arthur Langer walks readers step-by-step through all phases of ecommerce development, from user ...
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Overview

The first practical guide for designing, analyzing, and developing successful Web-based delivery
The demand for secure, reliable, user-friendly ecommerce sites continues to rise exponentially, yet a high percentage of these projects fail. Why? Going right to the heart of what it means to set up and maintain a successful ecommerce system, highly recognized information systems expert Arthur Langer walks readers step-by-step through all phases of ecommerce development, from user analysis to the installation and testing of complex transactions. In addition to giving insight into brick-and-mortar IT systems and how to merge them with Web systems, Langer teaches readers how to design interfaces to legacy systems and databases, how to ensure reliability and security, and how to extract information from users, marketers, and consumers.
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Product Details

  • ISBN-13: 9780471013990
  • Publisher: Wiley, John & Sons, Incorporated
  • Publication date: 12/14/2001
  • Edition number: 1
  • Pages: 416
  • Product dimensions: 7.53 (w) x 9.23 (h) x 0.98 (d)

Table of Contents

Acknowledgments xi
Foreword xiii
Introduction xv
Chapter 1 What Is Ecommerce? 1
Why Do Ecommerce Projects Fail So Often? 3
Real-World Approach 4
The Traditional Software Life Cycle 4
The Spiral Life Cycle 5
The Hybrid Life Cycle 6
The Six Tiers of Software Development 6
User and Market Interface 7
Web Development Tools 7
Content Automation 7
Component Architecture 8
Network Topology 8
Ecommerce 8
Chapter 2 Usability: Designing an Ecommerce System for Users, Customers, and Consumers 9
Internal User Interface Techniques 10
Key User Interfaces 10
The Interview Process 13
Customers as Users 24
Key Customer Interfaces 25
Consumers as Users 30
Key Consumer Interfaces 30
Implications for Analysts 33
Summary 37
Chapter 3 Developing Application Specifications for Web Programmers 39
The Realities of Analysis and Design 39
Defining Development Complexity 41
The Concept of the Logical Equivalent 41
Creating Application Specifications 43
User Specifications 44
Programmer Specifications 54
Reusable Specifications 69
Chapter 4 Designing Databases to Support Web Applications 73
Logic Data Modeling 73
Logic Data Modeling Procedures 75
Key Attributes 75
Normalization 77
The Supertype/Subtype Model 86
Key Business Rules 92
Combining User Views 95
Integration with Existing Data Models 97
Determining Domains and Triggering Operations 99
De-Normalization 101
Summary 102
Chapter 5 Designing Web Page Features, Functions, and Interfaces 103
The Primary Components of Web Design 104
Content 104
Visuals 119
Web Site Navigation and Architecture 123
Chapter 6 Building Interactivity into an Ecommerce System 133
Text as Media 134
Graphics in Multimedia Applications 135
Using Sound 136
Animation 137
2-D Animation 139
3-D Animation 139
Using Video 140
Motion Graphics 141
Global Visual Language 142
Respecting the Technical Environment 143
Addressing Multitasking Attention Deficit 143
Identifying the Emotional Center 143
Analysis and Design of Multimedia Titles 144
Creating the Idea 144
Goals and Objectives 145
Identifying Users 145
Metaphor 145
Emphasis 145
Technical Specifications 145
Storyboarding and Navigation 146
Design Concepts 146
Presentation Boards 152
Workflow Methodologies 153
Case Study 154
Chapter 7 Transaction Processing Design 159
Background of Transaction Processing 159
Transaction Properties 162
Two-Phase Commit 164
Authentication 165
Application Design 167
Creating Class Diagrams 170
Identifying Classes 171
Providing Data Access and Integrity 174
TP Monitors and Web Access 178
Transaction Processing Communications 179
Database Replication 182
Summary 186
Chapter 8 Integrating Intranet and Internet Web Applications Across Multiple Networks 189
Client/Server Network Topology 189
Network Servers 190
Network Workstations 193
The Middle Tier 194
Client/Server Application Design 196
Web Platform Choices 198
Mainframe Computers 199
Midrange Computers 200
Workstation Computers 200
Fail-Over Technology 201
Fail-Over Process 202
Best Practices in Fail-Over Analysis 204
Network Connectivity Analysis 206
Client/Server Database Architecture 207
Chapter 9 Legacy Systems and Integration 211
Types of Legacy Systems 212
Third-Generation Language Legacy System Integration 213
Replacing Third-Generation Legacy Systems 214
Enhancing Third-Generation Legacy Systems 216
"Leaving As Is" Third-Generation Legacy Systems 222
Fourth-Generation Language Legacy System Integration 223
Replacing Fourth-Generation Legacy Systems 223
Enhancing Fourth-Generation Legacy Systems 225
"Leaving As Is" Fourth-Generation Legacy Systems 226
Hybrid Methods: The Gateway Approach 227
Incremental Application Integration 228
Incremental Data Integration 229
Converting Legacy Character-Based Screens 231
The Challenge with Encoded Legacy Screen Values 233
Legacy Migration Methodology 235
Step 1 Analyze the Existing Legacy Systems 236
Step 2 Decompose Legacy Systems to Determine Schedules of Migration and Linkage Strategies 237
Step 3 Design "As-Is" Links 238
Step 4 Design Legacy Enhancements 238
Step 5 Design Legacy Replacements 238
Step 6 Design and Integrate New Databases 239
Step 7 Determine New Infrastructure and Environment, Including Gateways 240
Step 8 Implement Enhancements 240
Step 9 Implement Links 241
Step 10 Migrate Legacy Databases 241
Step 11 Migrate Replacement Legacy Applications 242
Step 12 Incrementally Cutover to New Systems 242
Chapter 10 XML and Component Middleware: Integrating Data and Processes 245
XML Structure 246
XML Parsing 247
What XML Does Not Do 248
Other XML Interfaces 249
XML and Ecommerce Applications 249
Document Object Model 250
XML as a Common Data Format 252
XML Applications with Database Systems 254
Analysis and Design of XML Documents 257
Step 1 Determining XML Documents 257
Step 2 XML Data Schemas 261
Step 3 XML Reuse 265
Storing XML Documents in a Database 265
XML-Based File Types in Oracle iFS 268
XML as a Centralized Data Search Engine 269
XML Query Usage 270
XML versus the Database 271
XML and SVG 272
SVG Formats 272
Summary of SVG Features 273
Chapter 11 Securing an Ecommerce Site 275
Examples of Ecommerce Security Needs 276
Availability 277
Ecommerce Application Security 279
Web Client Software Security 279
Securing Data Transactions 285
Securing the Ecommerce Server 291
Ecommerce Network Security 298
The DMZ 298
Firewalls 300
Summary 301
Chapter 12 Database Query, Report, and Transaction Processing 303
Data Warehousing Concepts 304
Performance Benefits of Data Warehouses 305
Concept of Multiple Dimensions 307
Data Warehouse Architecture 310
Extracting Data from the Source 311
Staging the Extracted Data 311
Read-Only Activities 312
Front-End Tools 312
Types of Data Warehouse Architecture 313
The Ecommerce Decision Support Life Cycle 314
Phase 1 Planning 315
Phase 2 Gathering Data Requirements and Modeling 316
Phase 3 Physical Database Design and Development 322
Phase 4 Data Mapping and Transformation 325
Phase 5 Populating the Data Warehouse 328
Phase 6 Automating Data management Procedures 328
Phase 7 Application Development and Reporting 329
Phase 8 Data Validation and Testing 334
Phase 9 Training 334
Phase 10 Rollout 335
Understanding Metadata 335
Chapter 13 Best Practices for Site Architecture 337
Dynamic Web Pages 339
Content Management as a Web Site Builder 340
Creating Objects 342
Content Delivery 342
Workflow and Process Automation 343
Ecommerce Order Processing 344
Automated Security 348
Personalization 348
Syndication 350
Automated Reporting 350
Server Engine Technologies 351
XML Support 353
Email and Push Technologies 354
Content Scheduling 354
Summary 354
Chapter 14 Project Management for Ecommerce Systems 359
Defining the Ecommerce Project 362
Identify Objectives 362
Identify Users 363
Determining the Scope of the Project 363
The Budget 366
The Ecommerce Project Team 368
Project Team Dynamics 371
Set Rules and Guidelines for Communication 371
Extranet Review Sites 371
Working with User Resources 373
Outsourcing 373
Planning and Process Development 373
Technical Planning 376
Defining Technical Development Requirements 377
Maintenance 378
Project Management and Communication 378
Summary 380
Bibliography 381
Index 383
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