XML in Data Management

Team DDU......Page 1 Preface......Page 6 Contents......Page 8 Introduction......Page 16 The DM Challenge......Page 17 Data and Information......Page 19 Metadata......Page 20 Traditional Views of Metadata......Page 22 Data Program Coordination......Page 23 Enterprise Data Integration......Page 25 Data Stewardship......Page 26 Data Development......Page 27 Investing in Metadata/Data Management......Page 28 Typical Systems Evolution......Page 29 XML Integration......Page 31 Data Integration/Exchange Challenges......Page 32 Managing Joan Smith's Metadata......Page 33 XML Hype: Management by Magazine......Page 35 Internet Congestion and Application Efficiency......Page 38 Information Location......Page 39 XML & DM Interaction Overview......Page 41 Management of Unstructured Data......Page 42 Expanded DM Roles......Page 44 What XML Is Not: XML Drawbacks and Limitations......Page 46 References......Page 47 Overview......Page 50 XML Terms......Page 51 XML Parser/XML Processor......Page 53 HTML Drawbacks......Page 55 XML "Rules"......Page 56 Integration at the Browser......Page 63 Integration via Hub and Spoke......Page 65 B2B Example......Page 68 Legacy Application Conversion......Page 70 XML Conversion......Page 72 Metadata Management Example......Page 77 Summary......Page 83 References......Page 84 Introduction......Page 86 XML Design Goals......Page 88 What XML Should Not Be Used For......Page 96 XML Component Organization......Page 101 XML Namespaces......Page 104 DTD: Document Type Definition......Page 105 XML Schema......Page 109 DOM: Document Object Model......Page 111 XPath......Page 113 XLink: XML Linking......Page 114 XSL and XSLT......Page 119 RDF: Resource Description Framework......Page 125 SOAP: Simple Object Access Protocol......Page 127 WSDL: Web Services Definition Language......Page 129 UDDI: Universal Description, Discovery, and Integration......Page 130 ADML: Architecture Description Markup Language......Page 134 Conclusion......Page 135 Introduction......Page 138 Typical XML First Steps......Page 140 If Software Companies Made Bridges......Page 141 Metadata Engineering Analyses......Page 149 XML and Metadata Modeling......Page 152 Data Structure Problem Difficulties......Page 154 Engineering Roles......Page 156 Measuring Data Engineering Tasks......Page 158 XML, Security, and Data Engineering......Page 160 SAML-Security Assertions Markup Language......Page 161 XKMS-The XML Key Management Services/System......Page 162 Data Mapping Case Study......Page 163 Project Planning Metadata......Page 167 Extracting Metadata from Vendor Packages......Page 169 Summary......Page 174 References......Page 175 Introduction......Page 176 XML Editors......Page 177 CASE Technologies......Page 179 Extracting Metadata From Legacy Systems......Page 183 XML Integration Servers......Page 188 XML Mediation Servers......Page 189 XML Repository Servers......Page 191 XML Converters......Page 193 Generating XML Automatically or Semiautomatically......Page 195 Data Layers/Data Services......Page 197 Data Management Maturity Measurement (DM3)......Page 198 Summary......Page 200 References......Page 201 Introduction......Page 202 Framework Advantages......Page 203 Shared Vocabulary-A Standardized Data Format......Page 204 Standardize Processes......Page 205 Connect as Many Organizations as Possible to Increase Value......Page 206 Logical Hub-and-Spoke Model: Standards and Processes......Page 207 Standardized Methods for Security and Scalability......Page 208 Commonly Available Transactions......Page 209 RosettaNET......Page 211 ebXML......Page 215 BizTalk......Page 220 .NET......Page 224 Acord......Page 226 Envera......Page 228 Common Themes and Services......Page 232 Conclusion......Page 236 Overview......Page 238 Portal Hype......Page 239 The Need: Legacy Code Maintenance Burden......Page 240 Aiding Implementation of Information-Engineering Principles with XML-Based Portal Architectures......Page 243 Clarifying Excitement Surrounding XML-Based Portals (XBPs)......Page 250 XML-Based Portal Technology......Page 256 Better Architectural Flexibility......Page 262 Better Architectural Evolvability/Maintenance......Page 263 Standards-Based Integration......Page 265 Wider Integration Scope......Page 266 More Rapid Implementation......Page 267 Extending Data-Management Technologies Data-Management Product Examples......Page 268 Selected Product Examples......Page 271 Newly Important and Novel Data-Preparation Opportunities......Page 274 Understanding Legacy Structures......Page 275 XBPs and Data-Quality Engineering......Page 276 Creating a Transitional Data Model......Page 279 Greater Business and System-Reengineering Opportunities:Reduction of Maintenance Burden Strategies......Page 280 Get Rid of Expensive-to-Maintain Code......Page 281 Increased Integration Creates Demand for Portal Services Instead of Coded Applications......Page 282 Conclusion......Page 283 References......Page 284 Introduction......Page 286 What Is It About XML That Supports EAI?......Page 291 XML Messaging......Page 292 Domain-Specific Languages......Page 294 The Pundits Speak......Page 295 What Is Integration?......Page 296 EAI Components......Page 297 EAI Motivation......Page 299 EAI Past and Current Focus......Page 303 Generalized Approach to Integration......Page 305 Engineering-Based Approach......Page 306 Key Factor: Scalability = EAI Success......Page 308 EAI Challenges......Page 310 Lesson One: All About Data Integration......Page 312 Lesson Two: Start Small......Page 313 Lesson Three: Core Technologies Lack EAI Support......Page 314 Conclusion......Page 315 References......Page 316 Introduction......Page 318 The Broad Definition of Reengineering......Page 319 Business Process Reengineering......Page 322 The Relationship Between SR and BPR......Page 325 How XML + DM Facilitates Reengineering Efforts......Page 326 Summary......Page 329 References......Page 330 Introduction......Page 332 A Different Understanding of Data and Its Metadata......Page 333 The Internet Metaphor......Page 338 Internal Organizational Data Interchange and the Internet Model......Page 340 The Use of XML-Based Metadata......Page 341 Industry Structure......Page 343 XML and Intra-Industry Communication......Page 345 Inter-Industry Structure......Page 347 Challenges Related to Connecting Industries......Page 349 Bringing It Together: Observations About the Internet Metaphor......Page 351 Conclusion......Page 352 Introduction......Page 354 Thought Versus Action......Page 357 Understanding Important Data Structures as XML......Page 360 Example: Capacity Management with XML......Page 362 Example: Legacy Application Maintenance Reduction......Page 364 Example: Business Engineering......Page 365 Resolving Differing Priorities......Page 367 Producing Innovative XML-Based IT Savings......Page 369 Increasing Scope and Volume of Data Management......Page 372 Understanding the Growth Patterns in Your Operational Environment......Page 373 References......Page 374 Glossary of Acronyms......Page 376 Index......Page 380