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XQuery:

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Bibliographische Detailangaben
1. Verfasser:	Walmsley, Priscilla (VerfasserIn)
Format:	Buch
Sprache:	English
Veröffentlicht:	Beijing [u.a.] O'Reilly 2007
Ausgabe:	1. ed.
Schlagworte:	Query languages (Computer science) XML (Document markup language) XQuery Einführung
Online-Zugang:	Inhaltsverzeichnis
Beschreibung:	XV, 491 S. graph. Darst.
ISBN:	9780596006341 0596006349

Internformat

MARC


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Datensatz im Suchindex

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adam_text	Table of Contents Preface .................................................................xi 1. Introduction to XQuery .............................................. 1 What Is XQuery? 1 Easing into XQuery 3 Path Expressions 5 FLWORs 6 Adding XML Elements and Attributes 7 Functions 10 Joins 10 Aggregating and Grouping Values 11 2. XQuery Foundations ............................................... 12 The Design of the XQuery Language 12 XQuery in Context 13 Processing Queries 15 The XQuery Data Model 17 Types 24 Namespaces 24 3. Expressions: XQuery Building Blocks ................................. 26 Categories of Expressions 26 Keywords and Names 27 Whitespace in Queries 27 Literals 28 Variables 28 Function Calls 29 Comments 29 Evaluation Order and Parentheses 30 Comparison Expressions 30 Conditional (if-then-else) Expressions 35 Logical (and/or) Expressions 37 4. Navigating Input Documents Using Paths ............................. 39 Path Expressions 39 Predicates 46 Dynamic Paths 52 Input Documents 52 A Closer Look at Context 55 5. Adding Elements and Attributes to Results ............................57 Including Elements and Attributes from the Input Document 57 Direct Element Constructors 58 Computed Constructors 68 6. Selecting and Joining Using FLWORs .................................72 Selecting with Path Expressions 72 FLWOR Expressions 72 Quantified Expressions 79 Selecting Distinct Values 81 Joins 81 7. Sorting and Grouping ..............................................85 Sorting in XQuery 85 Grouping 93 Aggregating Values 94 8. Functions .........................................................99 Built-in Versus User-Defined Functions 99 Calling Functions 99 User-Defined Functions 103 9. Advanced Queries ................................................. 110 Copying Input Elements with Modifications 110 Working with Positions and Sequence Numbers 115 Combining Results 118 Using Intermediate XML Documents 119 vi \| Table of Contents 10. Namespaces and XQuery ...........................................123 XML Namespaces 123 Namespaces and XQuery 127 Namespace Declarations in Queries 128 Controlling Namespace Declarations in Your Results 135 11. A Closer Look at Types ............................................. 141 The XQuery Type System 141 The Built-in Types 143 Types, Nodes, and Atomic Values 145 Type Checking in XQuery 146 Automatic Type Conversions 147 Sequence Types 151 Constructors and Casting 155 12. Queries, Prologs, and Modules ..................................... 160 Structure of a Query: Prolog and Body 160 Assembling Queries from Multiple Modules 163 Variable Declarations 166 Declaring External Functions 168 13. Using Schemas with XQuery ........................................ 170 What Is a Schema? 170 Why Use Schemas with Queries? 171 W3C XML Schema: A Brief Overview 172 In-Scope Schema Definitions 175 Schema Validation and Type Assignment 178 Sequence Types and Schemas 183 14. Static Typing ..................................................... 185 What Is Static Typing? 185 The Typeswitch Expression 187 The Treat Expression 189 Type Declarations 190 The zero-or-one, one-or-more, and exactly-one Functions 192 15. Principles of Query Design ......................................... 193 Query Design Goals 193 Clarity 193 Modularity 196 Table of Contents I vii Robustness 196 Error Handling 199 Performance 201 16. Working with Numbers ............................................204 The Numeric Types 204 Constructing Numeric Values 205 Comparing Numeric Values 206 Arithmetic Operations 207 Functions on Numbers 211 17. Working with Strings ..............................................213 The xs : string Type 213 Constructing Strings 213 Comparing Strings 214 Substrings 216 Finding the Length of a String 217 Concatenating and Splitting Strings 218 Manipulating Strings 220 Whitespace and Strings 222 Internationalization Considerations 223 18. Regular Expressions ...............................................226 The Structure of a Regular Expression 226 Representing Individual Characters 228 Representing Any Character 229 Representing Groups of Characters 230 Character Class Expressions 233 Reluctant Quantifiers 235 Anchors 236 Back-Re ferences 237 Using Flags 238 Using Sub-Expressions with Replacement Variables 239 19. Working with Dates, Times, and Durations ...........................242 The Date and Time Types 242 The Duration Types 246 Extracting Components of Dates, Times, and Durations 248 Using Arithmetic Operators on Dates, Times, and Durations 249 The Date Component Types 252 viii I Table of Contents 20. Working with Qualified Names, URIs, and IDs ........................254 Working with Qualified Names 254 Working with URIs 259 Working with IDs 264 21. Working with Other XML Components ...............................267 XML Comments 267 Processing Instructions 269 Documents 272 Text Nodes 274 XML Entity and Character References 278 CDATA Sections 280 22. Additional XQuery-Related Standards ...............................282 Serialization 282 XQueryX 284 XQuery Update Facility 285 Full-Text Search 285 XQuery API for Java (XQJ) 287 23. Implementation-Specific Features ..................................289 Conformance 289 XML Version Support 290 Setting the Query Context 290 Option Declarations and Extension Expressions 291 Specifying Serialization Parameters 293 24. XQueryforSQLUsers ..............................................294 Relational Versus XML Data Models 294 Comparing SQL Syntax with XQuery Syntax 296 Combining SQL and XQuery 303 SQL/XML 306 25. XQuery for XSLT Users .............................................307 XQuery and XPath 307 XQuery Versus XSLT 307 Differences Between XQuery 1.0/XPath 2.0 and XPath 1.0 314 Table of Contents A. Built-in Function Reference ........................................319 B. Built-in Types ....................................................411 С Error Summary ...................................................440 Index .................................................................465 Table of Contents
adam_txt	Table of Contents Preface .xi 1. Introduction to XQuery . 1 What Is XQuery? 1 Easing into XQuery 3 Path Expressions 5 FLWORs 6 Adding XML Elements and Attributes 7 Functions 10 Joins 10 Aggregating and Grouping Values 11 2. XQuery Foundations . 12 The Design of the XQuery Language 12 XQuery in Context 13 Processing Queries 15 The XQuery Data Model 17 Types 24 Namespaces 24 3. Expressions: XQuery Building Blocks . 26 Categories of Expressions 26 Keywords and Names 27 Whitespace in Queries 27 Literals 28 Variables 28 Function Calls 29 Comments 29 Evaluation Order and Parentheses 30 Comparison Expressions 30 Conditional (if-then-else) Expressions 35 Logical (and/or) Expressions 37 4. Navigating Input Documents Using Paths . 39 Path Expressions 39 Predicates 46 Dynamic Paths 52 Input Documents 52 A Closer Look at Context 55 5. Adding Elements and Attributes to Results .57 Including Elements and Attributes from the Input Document 57 Direct Element Constructors 58 Computed Constructors 68 6. Selecting and Joining Using FLWORs .72 Selecting with Path Expressions 72 FLWOR Expressions 72 Quantified Expressions 79 Selecting Distinct Values 81 Joins 81 7. Sorting and Grouping .85 Sorting in XQuery 85 Grouping 93 Aggregating Values 94 8. Functions .99 Built-in Versus User-Defined Functions 99 Calling Functions 99 User-Defined Functions 103 9. Advanced Queries . 110 Copying Input Elements with Modifications 110 Working with Positions and Sequence Numbers 115 Combining Results 118 Using Intermediate XML Documents 119 vi \| Table of Contents 10. Namespaces and XQuery .123 XML Namespaces 123 Namespaces and XQuery 127 Namespace Declarations in Queries 128 Controlling Namespace Declarations in Your Results 135 11. A Closer Look at Types . 141 The XQuery Type System 141 The Built-in Types 143 Types, Nodes, and Atomic Values 145 Type Checking in XQuery 146 Automatic Type Conversions 147 Sequence Types 151 Constructors and Casting 155 12. Queries, Prologs, and Modules . 160 Structure of a Query: Prolog and Body 160 Assembling Queries from Multiple Modules 163 Variable Declarations 166 Declaring External Functions 168 13. Using Schemas with XQuery . 170 What Is a Schema? 170 Why Use Schemas with Queries? 171 W3C XML Schema: A Brief Overview 172 In-Scope Schema Definitions 175 Schema Validation and Type Assignment 178 Sequence Types and Schemas 183 14. Static Typing . 185 What Is Static Typing? 185 The Typeswitch Expression 187 The Treat Expression 189 Type Declarations 190 The zero-or-one, one-or-more, and exactly-one Functions 192 15. Principles of Query Design . 193 Query Design Goals 193 Clarity 193 Modularity 196 Table of Contents I vii Robustness 196 Error Handling 199 Performance 201 16. Working with Numbers .204 The Numeric Types 204 Constructing Numeric Values 205 Comparing Numeric Values 206 Arithmetic Operations 207 Functions on Numbers 211 17. Working with Strings .213 The xs : string Type 213 Constructing Strings 213 Comparing Strings 214 Substrings 216 Finding the Length of a String 217 Concatenating and Splitting Strings 218 Manipulating Strings 220 Whitespace and Strings 222 Internationalization Considerations 223 18. Regular Expressions .226 The Structure of a Regular Expression 226 Representing Individual Characters 228 Representing Any Character 229 Representing Groups of Characters 230 Character Class Expressions 233 Reluctant Quantifiers 235 Anchors 236 Back-Re ferences 237 Using Flags 238 Using Sub-Expressions with Replacement Variables 239 19. Working with Dates, Times, and Durations .242 The Date and Time Types 242 The Duration Types 246 Extracting Components of Dates, Times, and Durations 248 Using Arithmetic Operators on Dates, Times, and Durations 249 The Date Component Types 252 viii I Table of Contents 20. Working with Qualified Names, URIs, and IDs .254 Working with Qualified Names 254 Working with URIs 259 Working with IDs 264 21. Working with Other XML Components .267 XML Comments 267 Processing Instructions 269 Documents 272 Text Nodes 274 XML Entity and Character References 278 CDATA Sections 280 22. Additional XQuery-Related Standards .282 Serialization 282 XQueryX 284 XQuery Update Facility 285 Full-Text Search 285 XQuery API for Java (XQJ) 287 23. Implementation-Specific Features .289 Conformance 289 XML Version Support 290 Setting the Query Context 290 Option Declarations and Extension Expressions 291 Specifying Serialization Parameters 293 24. XQueryforSQLUsers .294 Relational Versus XML Data Models 294 Comparing SQL Syntax with XQuery Syntax 296 Combining SQL and XQuery 303 SQL/XML 306 25. XQuery for XSLT Users .307 XQuery and XPath 307 XQuery Versus XSLT 307 Differences Between XQuery 1.0/XPath 2.0 and XPath 1.0 314 Table of Contents A. Built-in Function Reference .319 B. Built-in Types .411 С Error Summary .440 Index .465 Table of Contents
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author	Walmsley, Priscilla
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discipline	Informatik
discipline_str_mv	Informatik
edition	1. ed.
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spelling	Walmsley, Priscilla Verfasser aut XQuery Priscilla Walmsley 1. ed. Beijing [u.a.] O'Reilly 2007 XV, 491 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Query languages (Computer science) XML (Document markup language) XQuery (DE-588)4737681-8 gnd rswk-swf (DE-588)4151278-9 Einführung gnd-content XQuery (DE-588)4737681-8 s DE-604 Digitalisierung UB Bamberg application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=015569031&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis
spellingShingle	Walmsley, Priscilla XQuery Query languages (Computer science) XML (Document markup language) XQuery (DE-588)4737681-8 gnd
subject_GND	(DE-588)4737681-8 (DE-588)4151278-9
title	XQuery
title_auth	XQuery
title_exact_search	XQuery
title_exact_search_txtP	XQuery
title_full	XQuery Priscilla Walmsley
title_fullStr	XQuery Priscilla Walmsley
title_full_unstemmed	XQuery Priscilla Walmsley
title_short	XQuery
title_sort	xquery
topic	Query languages (Computer science) XML (Document markup language) XQuery (DE-588)4737681-8 gnd
topic_facet	Query languages (Computer science) XML (Document markup language) XQuery Einführung
url	http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=015569031&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
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