Web and Semantic Web query languages: A survey

Lecture Notes in Computer Science

Volumn 3564, Issue , 2005, Pages 35-133

  Bailey, James ^a   Bry, François ^b   Furche, Tim ^b   Schaffert, Sebastian ^b  

^a UNIVERSITY OF MELBOURNE   (Australia)

^b UNIVERSITY OF MUNICH   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

DATA ACQUISITION; NONBIBLIOGRAPHIC RETRIEVAL SYSTEMS; SEMANTICS; WORLD WIDE WEB; XML;

DATA RETRIEVAL; SEMANTIC WEB; TOPIC MAPS;

QUERY LANGUAGES;

EID: 26444486423     PISSN: 03029743     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1007/11526988_3     Document Type: Conference Paper

References (290)

1. Langdale Consultants. Nexus Query Language. Online only, 2000.
2. S. Abiteboul, D. Quass, J. McHugh, J. Widom, and J. Wiener. The Lorel Query Language for Semistructured Data. International Journal on Digital Libraries1(1):68-88, April 1997., 1(1):68-88, 1997.
3. S. Abiteboul, P. Buneman, and D. Suciu. Data on the Web: From Relations to Semistructured Data and XML. Morgan Kaufmann, 1999.
4. J. Alferes, W. May, and P. Patranjan. State of the Art on Evolution and Reactivity, 2004.
5. S. Amer-Yahia, M. F. Fernandez, D. Srivastava, and Y. Xu. PIX: Exact and Approximate Phrase Matching in XML. In Proc. ACM SIGMOD Conf., 2003.
6. S. Amer-Yahia, C. Botev, S. Buxton, P. Case, J. Doerre, D. McBeath, M. Rys, and J. Shanmugasundaram. XQuery and XPath Full-Text. W3C, 2004. URL http://www.w3.org/TR/xquery-full-text-requirements/.
7. S. Amer-Yahia, C. Botev, and J. Shanmugasundaram. TeXQuery: A Full-Text Search Extension to XQuery. In Proc. Int. World Wide Web Conf., 2004.
8. S. Amer-Yahia, L. V. S. Lakshmanan, and S. Pandit. FleXPath: Flexible Structure and Full-Text Querying for XML. In Proc. ACM SIGMOD Conf., 2004.
9. V. Apparao, S. Byrne, M. Champion, S. Isaacs, I. Jacobs, A. L. Hors, G. Nicol, J. Robie, R. Sutor, C. Wilson, and L. Wood. Document Object Model (DOM) Level 1 Specification. Recommendation, W3C, 10 1998.
10. E. Augurusa, D. Braga, A. Campi, and S. Ceri. Design and Implementation of a Graphical Interface to XQuery. In Proc. Symposium of Applied Computing, pages 1163-1167. ACM Press, 2003. ISBN 1-58113-624-2. doi: http://doi.acm.org/ 10.1145/952532.952759.
11. D. Backett. Modernising Semantic Web Markup. In Proc. XML Europe, April 2004.
12. E. Bae and J. Bailey. CodeX: an approach for debugging XSLT transformations. In Web Information Systems Engineering, 2003. WISE 2008. Proceedings of the Fourth International Conference on, 2003.
13. J. Bailey. Transformation and Reaction Rules for Data on the Web. In Proc. Australasian Database Conference, 2005.
14. R. Barta. AsTMa? Tutorial. Technical report, Bond University, 2003.
15. R. Barta. AsTMa= Language Definition. Online only, 2007.
16. R. Barta. Path Language for Topic Maps: Full speed ahead? Online only, 2004.
17. R. Barta and J. Gylta. XTM::Path, 2002.
18. C. Baru, A. Gupta, B. Ludäscher, R. Marciano, Y. Papakonstantinou, and P. Velikhov. XML-Based Information Mediation with MIX. In Proc. ACM SIGMOD International Conference on Management of Data, 1999.
19. N. Bassiliades and I. Vlahavas. Capturing RDF Descriptive Semantics in an Object Oriented Knowledge Base System. In Proc. International Word Wide Web Conference, May 2003.
20. N. Bassiliades and I. Vlahavas. Intelligent Querying of Web Documents Using a Deductive XML Repository. In Proc. Hellenic Conference on Artificial Intelligence, April 2002.
21. R. Baumgartner, S. Flesca, and G. Gottlob. The Elog Web Extraction Language. In Proc. International Conference on Logic for Programming, Artificial Intelligence, and Reasoning, December 2001.
22. R. J. Bayardo, D. Gruhl, V. Josifovski, and J. Myllymaki. An Evaluation of Binary XML Encoding Optimizations for fast Stream based XML Processing. In Proc. Int. World Wide Web Conf., pages 345-354. ACM Press, 2004. ISBN 1-58113-844-X. doi: http://doi.acm.org/10.1145/988672.988719.
23. S. Bechhofer, F. van Harmelen, J. Hendler, I. Horrocks, D. McGuinness, P. Patel-Schneider, and L. Stein. OWL Web Ontology Language - Reference. W3C, 2004. URL http://www.w3.org/TR/owl-ref/.
24. D. Beckett. Turtle - Terse RDF Triple Language, February 2004.
25. D. Beckett and B. McBride. RDF/XML Syntax Specification (Revised). W3C, 2004. URL http://www.w3.org/TR/rdf-syntax-grammar/.
26. M. Benedikt, W. Fan, and G. Kuper. Structural Properties of XPath Fragments. In Proc. International Conference on Database Theory, 2003.
27. V. Benzaken, G. Castagna, and A. Frisch. CDuce: An XML-Centric General-Purpose Language. In Proc. International Conference on Functional Programming, 2003.
28. S. Berger, F. Bry, and S. Schaffert. A Visual Language for Web Querying and Reasoning. In Proc. Workshop on Principles and Practice of Semantic Web Reasoning, LNCS 2901. Springer-Verlag, December 2003.
29. S. Berger, F. Bry, S. Schaffert, and C. Wieser. Xcerpt and visXcerpt: From Pattern-Based to Visual Querying of XML and Semistructured Data. In Proc. Int. Conf. on Very Large Databases, 2003.
30. S. Berger, F. Bry, O. Bolzer, T. Furche, S. Schaffert, and G. Wieser. Xcerpt and visXcerpt: Twin Query Languages for the Semantic Web. In Proc. Int. Semantic Web Conf., 11 2004. 14 13.
31. A. Berglund, S. Boag, D. Chamberlin, M. Fernandez, M. Kay, J. Robie, and J. Simeon. XML Path Language (XPath) 2.0. W3C, 2005.
32. A. Berlea and H. Seidl. Binary Queries for Document Trees. Nordic Journal of Computing, 11(1):41-71, 2004.
33. A. Berlea and H. Seidl. fxt - A Transformation Language for XML Documents. Journal of Computing and Information Technology, Special Issue on Domain-Specific Languages, 2001.
34. T. Berners-Lee. Notation 3, an RDF language for the Semantic Web. Online only, 2004.
35. T. Berners-Lee. N3QL - RDF Data Query Language. Online only, 2004.
36. T. Berners-Lee. Semantic Web Road Map. Online only, 2004.
37. T. Berners-Lee, J. Hendler, and O. Lassila. The Semantic Web - A new form of Web content that is meaningful to computers will unleash a revolution of new possibilities. Scientific American, 2001.
38. G. J. Bex, S. Maneth, and F. Neven. A Formal Model for an Expressive Fragment of XSLT. Information Systems, 27(1):21-39, 2002. ISSN 0306-4379. doi: http://dx.doi.org/10.1016/S0306-4379(01)00033-3.
39. P. Biron and A. Malhotra. XML Schema Part 2: Datatypes. W3C, 2001. URL http://www.w3.org/TR/xmlschema-2/.
40. G. Bizer. The TriG Syntax. Online only, April 2004.
41. S. Boag, D. Chamberlin, M. Fernandez, D. Florescu, J. Robie, and J. Simeon. XQuery 1.0: An XML Query Language. W3C, 2005.
42. S. Boag, D. Chamberlin, M. F. Fernndez, D. Florescu, J. Robie, and J. Simon. XQuery 1.0: An XML Query Language. Working draft, W3C, 2 2005.
43. H. Boley, B. Grosof, M. Sintek, S. Tabet, and G. Wagner. RuleML Design. Online only, 2002.
44. O. Bolzer. Towards Data-Integration on the Semantic Web: Querying RDF with Xcerpt. Diplomarbeit/Master thesis, University of Munich, 2 2005.
45. O. Bolzer, F. Bry, T. Furche, S. Kraus, and S. Schaffert. Development of Use Cases, Part I: Illustrating the Functionality of a Versatile Web Query Language. Deliverable I4-D3, REWERSE, 3 2005. 14.
46. A. Bonifati, D. Braga, A. Campi, and S. Ceri. Active XQuery. In Proc. Int. Conf. on Data Engineering, page 403. IEEE Computer Society, 2002.
47. D. Braga, A. Campi, S. Ceri, and E. Augurusa. XQuery by Example. In Proc. Int. World Wide Web Conf., 2003.
48. T. Bray, J. Paoli, C. M. Sperberg-McQueen, E. Maler, and F. Yergeau. Extensible Markup Language (XML) 1.0 (Third Edition). W3C, 2004. URL http://www.w3.org/TR/REC-xml/.
49. J.-M. Bremer and M. Gertz. XQuery/IR: Integrating XML Document and Data Retrieval. In Int. Workshop on the Web and Databases, 2002.
50. D. Brickley. RDF: Understanding the Striped RDF/XML Syntax. Online only, October 2001.
51. D. Brickley, R. Guha, and B. McBride. RDF Vocabulary Description Language 1.0: RDF Schema. W3C, 2004. URL http://www.w3.org/TR/rdf-schema/.
52. J. Broekstra and A. Kampman. SeRQL: A Second Generation RDF Query Language. In Proc. SWAD-Europe Workshop on Semantic Web Storage and Retrieval, 2003.
53. M. Brundage. XQuery: The XML Query Language. Addison-Wesley, 2004.
54. E. Bruno, J. L. Maitre, and E. Murisasco. Extending XQuery with Transformation Operators. In Proc. ACM symposium on Document Engineering, pages 1-8. ACM Press, 2003. ISBN 1-58113-724-9. doi: http://doi.acm.org/10.1145/ 958220.958223.
55. F. Bry and P.-L. Pǎtrânjan. Reactivity on the Web: Paradigms and Applications of the Language XChange. In Proc. Symposium of Applied Computing. ACM, 3 2005. I4 I5.
56. F. Bry and S. Schaffert. A Gentle Introduction into Xcerpt, a Rule-based Query and Transformation Language for XML. In Proc. Int. Workshop on Rule Markup Languages for Business Rules on the Semantic Web, 2002.
57. F. Bry and S. Schaffert. Towards a Declarative Query and Transformation Language for XML and Semistructured Data: Simulation Unification. In Proc. Int. Conf. on Logic Programming, volume 2401 of LNCS. Springer-Verlag, 7 2002.
58. F. Bry and S. Schaffert. The XML Query Language Xcerpt: Design Principles, Examples, and Semantics. In Proc. Int. Workshop on Web and Databases, volume 2593 of LNCS. Springer-Verlag, 2002.
59. F. Bry, W. Drabent, and J. Maluszynski. On Subtyping of Tree-structured Data a Polynomial Approach. In Proc. Workshop on Principles and Practice of Semantic Web Reasoning, St. Malo, Prance, volume 3208 of LNCS. REWERSE, Springer-Verlag, 9 2004. I4 I3.
60. F. Bry, T. Furche, L. Badea, C. Koch, S. Schaffert, and S. Berger. Identification of Design Principles for a (Semantic) Web Query Language. Deliverable I4-D1, REWERSE, 2004.
61. F. Bry, P.-L. Pǎtrânjan, and S. Schaffert. Xcerpt and XChange: Logic Programming Languages for Querying and Evolution on the Web. In Proc. Int. Conf. on Logic Programming, LNCS, 2004.
62. F. Bry, S. Schaffert, and A. Schröder. A contribution to the Semantics of Xcerpt, a Web Query and Transformation Language. In Proc. Workshop Logische Programmierung, March 2004.
63. F. Bry, T. Furche, L. Badea, C. Koch, S. Schaffert, and S. Berger. Querying the Web Reconsidered: Design Principles for Versatile Web Query Languages. Journal of Semantic Web and Information Systems, 1(2), 2005. I4.
64. P. Buneman, S. Davidson, G. Hillebrand, and D. Suciu. A Query Language and Optimization Techniques for Unstructured Data. In Proc. A CM SIGMOD Conf., pages 505-516. ACM Press, 1996. ISBN 0-89791-794-4. doi: http://doi.acm.org/10. 1145/233269.233368.
65. P. Buneman, S. B. Davidson, and D. Suciu. Programming Constructs for Unstructured Data. In Proc. Int. Workshop on Database Programming Languages, page 12. Springer-Verlag, 1996. ISBN 3-540-76086-5.
66. P. Buneman, M. Fernandez, and D. Suciu. UnQL: A Query Language and Algebra for Semistructured Data Based on Structural Recursion. VLDB Journal, 9(1): 76-110, 2000.
67. A. b.v. and S. A. Ltd. The SeRQL query language, chapter 5. Aduna b.v., Sirma AI Ltd., 2002.
68. D. Calvanese, G. D. Giacomo, M. Lenzerini, and M. Y. Vardi. Containment of Conjunctive Regular Path Queries with Inverse. In Proc. Int. Conf. on the Principles of Knowledge Representation and Reasoning, pages 176-185, 2000.
69. D. Calvanese, G. D. Giacomo, M. Lenzerini, and M. Y. Vardi. Query Processing using Views for Regular Path Queries with Inverse. In Proc. ACM Symposium on Principles of Database Systems, pages 58-66, 2000.
70. L. Cardelli and G. Ghelli. TQL: a Query Language for Semistructured Data based on the Ambient Logic. Mathematical Structures in Computer Science, 14(3):285-327, 2004. ISSN 0960-1295. doi: http://dx.doi.org/10.1017/ S0960129504004141.
71. L. Cardelli and A. D. Gordon. Anytime, Anywhere: Modal Logics for Mobile Ambients. In Proc. Symposium on Principles of Programming Languages, pages 365-377. ACM Press, 2000. ISBN 1-58113-125-9. doi: http://doi.acm.org/10.1145/ 325694.325742.
72. J. Carroll, C. Bizer, P. Hayes, and P. Stickler. Named Graphs, Provenance and Trust. Technical Report HPL-2004-57, HP Labs, 2004.
73. R. G. G. Cattell, D. K. Barry, M. Berler, J. Eastman, D. Jordan, C. Russell, O. Schadow, T. Stanienda, and F. Velez, editors. Object Data Standard: ODMG 3.0. Morgan Kaufmann, 2000.
74. S. Ceri, S. Comai, E. Damiani, P. Fraternali, S. Paraboschi, and L. Tanca:. XML-GL: A Graphical Language for Querying and Reshaping XML Documents. In Proc. W3C QL'98 - Query Languages, 1998.
75. S. Ceri, S. Comai, E. Damiani, P. Fraternali, S. Paraboschi, and L. Tanca. XML-GL: a Graphical Language for Querying and Restructuring XML Documents. In Proc. Int. World Wide Web Conf., 1999.
76. D. Chamberlin and J. Robie. XQuery Update Facility Requirements. Working draft, W3C, 2005.
77. D. Chamberlin, J. Robie, and D. Florescu. Quilt: An XML Query Language for Heterogeneous Data Sources. In Proc. Workshop on Web and Databases, 2000.
78. D. Chamberlin, P. Fankhauser, M. Marchiori, and J. Robie. XML Query (XQuery) Requirements. W3C, 2003.
79. D. Chamberlin, P. Fankhauser, D. Florescu, M. Marchiori, and J. Robie. XML Query Use Cases. W3C, 2005.
80. L. Chen and E. A. Rundensteiner. ACE-XQ: A CachE-aware XQuery Answering System. In Proc. Workshop on the Web and Databases, 2002.
81. Z. Chen, H. V. Jagadish, L. V. Lakshmanan, and S. Paparizos. From Tree Patterns to Generalized Tree Patterns: On Efficient Evaluation of XQuery. In Proc. Int. Conf. on Very Large Databases, 2003.
82. T. T. Chinenyanga and N. Kushmerick. An Expressive and Efficient Language for XML Information Retrieval. Journal of the American Society for Information Science and Technology, 53(6):438-453, 2002.
83. V. Christophides, S. Cluet, and G. Moerkotte. Evaluating Queries with Generalized Path Expressions. In Proc. ACM SIGMOD International Conference on Management of Data, pages 413-422, 1996.
84. V. Christophides, D. Plexousakis, G. Karvounarakis, and S. Alexaki. Declarative Languages for Querying Portal Catalogs. In Proc. DELOS Workshop: Information Seeking, Searching and Querying in Digital Libraries, 2000.
85. J. Clark. XSL Transformations (XSLT) Version 1.0. W3C, 1999.
86. J. Clark and S. DeRose. XML Path Language (XPath) Version 1.0. W3C, 1999.
87. K. Clark. RDF Data Access Use Cases and Requirements. W3C, 2004.
88. J. Coelho and M. Florido. CLP (Flex): Constraint Logic Programming Applied to XML Processing. In Proc. Int. Conf. on Ontologies, Databases, and Applications of Semantics for Large Scale Information Systems, volume 3291 of LNCS. Springer-Verlag, 2004.
89. S. Cohen, Y. Kanza, Y. Kogan, Y. Sagiv, W. Nutt, and A. Serebrenik. EquiXa search and query language for XML. Journal of the American Society for Information Science and Technology, 53(6):454-466, 2002. ISSN 1532-2882. doi: http://dx.doi.org/10.1002/asi.10058.
90. S. Cohen, J. Mamou, Y. Kanza, and Y. Sagiv. XSEarch: A Semantic Search Engine for XML. In Proc. Int. Conf. on Very Large Databases, 2003.
91. S. Cornai, E. Damiani, and P. Fraternali. Computing Graphical Queries over XML Data. ACM Transactions on Information Systems, 19(4):371-430, 2001. ISSN 1046-8188. doi: http://doi.acm.org/10.1145/502795.502797.
92. S. Comai, S. Marrara, and L. Tanca. XML Document Summarization: Using XQuery for Synopsis Creation. In Proc. Int. Workshop on Database and Expert Systems Applications, 2004.
93. G. Conforti, G. Ghelli, A. Albano, D. Colazzo, P. Manghi, and C. Sartiani. The Query Language TQL. In Proc. Int. Workshop on the Web and Databases, 2002.
94. J. Cowan and R. Tobin. XML Information Set (Second Edition). W3C, 2004. URL http://www.w3.org/TR/2004/REC-xml-infoset-20040204/.
95. I. Davis. RDF Template Language 1.0. Online only, September 2003.
96. S. Decker, D. Brickley, J. Saarela, and J. Angele. A Query and Inference Service for RDF. In Proc. W3C QL'98 - Query Languages 1998, December 1998.
97. D. DeHaan, D. Toman, M. P. Consens, and M. T. zsu. A Comprehensive XQuery to SQL Translation using Dynamic Interval Encoding. In Proc. ACM SIGMOD Conf., pages 623-634. ACM Press, 2003. ISBN 1-58113-634-X. doi: http://doi.acm.org/10. 1145/872757.872832.
98. A. Deutsch and V. Tannen. Containment and Integrity Constraints for XPath Fragments. In Proc. Int. Workshop on Knowledge Representation meets Databases, 2001.
99. A. Deutsch, M. Fernandez, D. Florescu, A. Levy, and D. Suciu. XML-QL: A Query Language for XML. In Proc. W3C QL'98 - Query Languages 1998. W3C, 1998.
100. A. Deutsch, M. Fernandez, D. Florescu, A. Levy, and D. Suciu. A Query Language for XML. In Proc. Int. World Wide Web Conf., 1999.
101. A. Deutsch, Y. Papakonstantinou, and Y. Xu. The NEXT Logical Framework for XQuery. In Proc. Int. Conf. on Very Large Databases, 2004.
102. C. Dong and J. Bailey. Optimization of XML Transformations Using Template Specialization. In Proc. Int. Conf. on Web Information Systems Engineering, 2004.
103. C. Dong and J. Bailey. Static Analysis of XSLT Programs. In Proc. Australasian Database Conf., pages 151-160. Australian Computer Society, Inc., 2004. ISBN 1-111-11111-1.
104. D. Draper, P. Frankhauser, M. Fernndez, A. Malhotra, K. Rose, M. Rys, J. Simon, and P. Wadler. XQuery 1.0 and XPath 2.0 Formal Semantics. Working draft, W3C, 2 2005.
105. D. Eastlake and A. Panitz. Reserved Top Level DNS Names. RFC 2606, IETF, 1999.
106. A. Eisenberg and J. Melton. An early Look at XQuery. SIGMOD Record, 31 (4):113-120, 2002. ISSN 0163-5808. doi: http://doi.acm.org/10.1145/637411. 637433.
107. A. Eisenberg and J. Melton. An early Look at XQuery API for Java™(XQJ). SIGMOD Record, 33(2):105-111, 2004. ISSN 0163-5808. doi: http://doi.acm.org/10.1145/1024694.1024717.
108. D. Fallside. XML Schema Part 0: Primer. W3C, 2001. URL http://www.w3.org/TR/xmlschema-0/.
109. P. Fankhauser. XQuery Formal Semantics: State and Challenges. SIGMOD Record, 30(3):14-19, 2001. ISSN 0163-5808. doi: http://doi.acm.org/10.1145/ 603867.603870.
110. P. Fankhauser and P. Lehti. XQuery by the book: The IPSI XQuery Demonstrator. In XML Conference & Exhibition, 2002.
111. M. Fernandez, A. Malhotra, J. Marsh, M. Nagy, and N. Walsh. XQuery 1.0 and XPath 2.0 Data Model W3C, 2004.
112. M. Fernndez, J. Simon, B. Choi, A. Marian, and G. Sur. Implementing XQuery 1.0 : The Galax Experience. In Proc. Int. Conf. on Very Large Databases, 2003.
113. R. Fikes, P. Hayes, and I. Horrocks. OWL-QL - A Language for Deductive Query Answering on the Semantic Web. Journal of Web Semantics, To appear.
114. D. Florescu, M. Fernandez, A. Levy, and D. Suciu. A Query Language and Processor for a Web-site Management System. In Proc. Workshop on Management of Semi-structured Data, 1997.
115. D. Florescu, A. Levy, M. Fernandez, and D. Suciu. A Query Language for a Web-site Management System. SIGMOD Record, 26(3):4-11, 1997.
116. D. Florescu, A. Grnhagen, and D. Kossmann. XL: An XML Programming Language for Web Service Specification and Composition. In Proc. International World Wide Web Conference, May 2002.
117. D. Florescu, A. Grnhagen, and D. Kossmann. XL: An XML Programming Language for Web Service Specification and Composition. Computer Networks, 42 (5), 2003.
118. D. Florescu, C. Hillery, D. Kossmann, P. Lucas, F. Riccardi, T. Westmann, M. J. Carey, and A. Sundararajan. The BEA Streaming XQuery Processor. VLDB Journal, 13(3):294-315, 2004. ISSN 1066-8888. doi: http://dx.doi.org/10.1007/ S00778-004-0137-1.
119. J. Frohn, G. Lausen, and H. Uphoff. Access to Objects by Path Expressions and Rules. In Proc. International Conference on Very Large Databases, 1994.
120. N. Fuhr and K. Gross. XIRQL: a Query Language for Information Retrieval in XML Documents. In Proc. ACM Conference on Research and Development in Information Retrieval, 2001.
121. L. Garshol. The Linear Topic Map Notation. Online only, 2007.
122. L. Garshol. tolog-Language tutorial. Online only, 2004.
123. L. Garshol. tolog 0.1. Technical report, Ontopia, 2003.
124. L. Garshol. Extending tolog - Proposal for tolog 1.0. In Proc. Extreme Markup Languages, 2003.
125. L. Garshol. tolog - A topic map query language. In Proc. XML Europe, 2001.
126. L. M. Garshol. Living with Topic Maps and RDF. Online only, 2003.
127. R. Goldman, S. Chawathe, A. Crespo, and J. McHugh. A Standard Textual Interchange Format for the Object Exchange Model (OEM). Technical report, Database Group, Stanford University, 1996.
128. G. Gottlob and C. Koch. Monadic Datalog and the Expressive Power of Languages for Web Information Extraction. In 51, editor, Journal of the ACM, volume 1, pages 74-113, 2004.
129. G. Gottlob and C. Koch. Monadic Queries over Tree-Structured Data. In Proc. Annual IEEE Symposium on Logic in Computer Science, pages 189-202. IEEE Computer Society, 2002. ISBN 0-7695-1483-9.
130. G. Gottlob, C. Koch, and R. Pichler. Efficient Algorithms for Processing XPath Queries. In Proc. International Conference on Very Large Databases, 2002.
131. G. Gottlob, C. Koch, and R. Pichler. XPath Query Evaluation: Improving Time and Space Efficiency. In Proc. International Conference on Data Engineering, 2003.
132. G. Gottlob, C. Koch, and R. Pichler. The Complexity of XPath Query Evaluation. In Proc. ACM Symposium on Principles of Database Systems, 2003.
133. J. Grant and D. Backett. RDF Test Cases. W3C, February 2004.
134. S. Groppe and S. Bttcher. XPath Query Transformation based on XSLT Stylesheets. In Proc. Int. Workshop on Web Information and Data Management, pages 106-110. ACM Press, 2003. ISBN 1-58113-725-7. doi: http: //doi.acm.org/10.1145/956699.956723.
135. P. Grosso, E. Maier, J. Marsh, and N. Walsh. XPointer Framework. W3C, 2003. URL http://www.w3.org/TR/xptr-framework/.
136. H. L. S. W. R. Group. Jena - A Semantic Web Framework for Java. Online only, 2004.
137. T. Grust. Accelerating XPath Location Steps. In Proc. ACM SIGMOD Conf., 2002.
138. T. Grust, M. V. Keulen, and J. Teubner. Accelerating XPath Evaluation in any RDBMS. ACM Transactions on Database Systems, 29(1):91-131, 2004. ISSN 0362-5915. doi: http://doi.acm.org/10.1145/974750.974754.
139. T. Grust, S. Sakr, and J. Teubner. XQuery on SQL Hosts. In Proc. Int. Conf. on Very Large Databases, 2004.
140. R. Guha. rdfDB Query Language. Online only, 2000.
141. R. Guha, O. Lassila, E. Miller, and D. Brickley. Enabling Inferencing. In Proc. W3C QL'98 - Query Languages 1998, December 1998.
142. L. Guo, F. Shao, C. Botev, and J. Shanmugasundaram. XRANK: Ranked Keyword Search over XML Documents. In Proc. ACM SIGMOD Conf., 2003.
143. Z. Guo, M. Li, X. Wang, and A. Zhou. Scalable XSLT Evaluation. In Proc. Asia Pacific Web Conference, 2004.
144. P. Haase, J. Broekstra, A. Eberhart, and R. Volz. A Comparison of RDF Query Languages. In Proc. International Semantic Web Conference, 2004.
145. M. Harren, M. Raghavachari, O. Shmueli, M. Burke, V. Sarkar, and R. Bordawekar. XJ: Integration of XML Processing into Java. In Proc. International World Wide Web Conference, 2004.
146. S. Harris and N. Gibbins. 3store: Efficient Bulk RDF Storage. In Proc. International Workshop on Practical and Scalable Semantic Systems, 2003.
147. A. Harth. Triple Tutorial. Online only, 2004.
148. P. Hayes and B. McBride. RDF Semantics. W3C, 2004. URL http://www.w3.org/TR/rdf-mt/.
149. J. Hidders. Satisfiability of XPath Expressions. In Int. Workshop on Databse Programming Languages, 2003.
150. I. Horrocks, F. van Harmelen, and P. Patel-Schneider. DAML+OIL. Joint US/EU ad hoc Agent Markup Language Committee, 2001. URL http://www.daml.org/ 2001/03/daml+oil-index.html.
151. I. Horrocks, P. Patel-Schneider, H. Boley, S. Tabet, B. Grosof, and M. Dean. SWRL: A Semantic Web Rule Language - Combining OWL and RuleML. W3C, 2004. URL http://www.w3.org/Submission/2004/SUBM-SWRL-20040521/
152. H. Hosoya and B. Pierce. XDuce: A Typed XML Processing Language. ACM Transactions on Internet Technology, 3(2):117-148, 2003.
153. J. Hynynen and O. Lassila. On the Use of Object-Oriented Paradigm in a Distributed Problem Solver. AI Communications, 2(3):142-151, 1989.
154. Intellidimension. RDF Gateway. Online only, 2004.
155. ISO/IEC 13250 Topic Maps. International Organization for Standardization, 1999. URL http://www.y12.doe.gov/sgml/sc34/document/0322_files/isol3250-2nd-ed- v2.pdf.
156. S. Jain, R. Mahajan, and D. Suciu. Translating XSLT Programs to Efficient SQL Queries. In Proc. Int. World Wide Web Conf., pages 616-626. ACM Press, 2002. ISBN 1-58113-449-5. doi: http://doi.acm.org/10.1145/511446.511526.
157. B. Johnson and B. Shneiderman. Tree-maps: a Space-Filling Approach to the Visualization of Hierarchical Information Structures. In Proc. Int. Conf.on Visualization, pages 284-291, 1991.
158. G. Karvounarakis, V. Christophides, D. Plexousakis, and S. Alexaki. Querying RDF Descriptions for Community Web Portals. In Proc. Journees Bases de Donnees Avancees, 2001.
159. G. Karvounarakis, S. Alexaki, V. Christophides, D. Plexousakis, and M. Scholl. RQL: A Declarative Query Language for RDF. In Proc. International World Wide Web Conference, May 2002.
160. G. Karvounarakis, A. Magkanaraki, S. Alexaki, V. Christophides, D. Plexousakis, M. Scholl, and K. Tolle. Querying the Semantic Web with RQL. Computer Networks and ISDN Systems Journal, 42(5):617-640, August 2003.
161. G. Karvounarakis, A. Magkanaraki, S. Alexaki, V. Christophides, D. Plexousakis, M. Scholl, and K. Tolle. RQL: A Functional Query Language for RDF. In P. Gray, P. King, and A. Poulovassilis, editors, The Functional Approach to Data Management, chapter 18, pages 435-465. Springer-Verlag, 2004. ISBN 3-540-00375-4.
162. H. Katz. XsRQL: an XQuery-style Query Language for RDF. Online only, 2004.
163. H. Katz, D. Chamberlin, D. Draper, M. Fernandez, M. Kay, J. Robie, M. Rys, J. Simeon, J. Tivy, and P. Wadler. XQuery from the Experts: A Guide to the W3C XML Query Language. Addison-Wesley, 1st edition, 8 2003.
164. M. Kay. XPath2.0 Programmer's Reference. John Wiley, 8 2004.
165. M. Kay. XSLT 2.0 Programmer's Reference. John Wiley, 3rd edition, 8 2004.
166. M. Kay. XSLT and XPath Optimization. In XML Europe, 2004.
167. M. Kay. XSL Transformations (XSLT) Version 2.0. W3C, 2005.
168. M. Kay, N. Walsh, H. Zongaro, S. Boag, and J. Tong. XSLT 2.0 and XQuery 1.0 Serialization. Working draft, W3C, 2 2005.
169. S. Kepser. A Simple Proof of the Turing-Completeness of XSLT and XQuery. In Proc. Extreme Markup Languages, 2004.
170. M. Kifer, G. Lausen, and J. Wu. Logical Foundations of Object Oriented and Frame Based Languages. Journal of ACM, 42:741-843, 1995.
171. C. Kirchner, Z. Oian, P. Singh, and J. Stuber. Xemantics: a Rewriting Calculus-Based Semantics of XSLT. Technical Report A01-R-386, LORIA, 2002.
172. G. Klyne, J. Carroll, and B. McBride. Resource Description Framework (RDF): Concepts and Abstract Syntax. W3C, 2004. URL http://www.w3.org/TR/rdf- concepts/.
173. C. Koch, S. Scherzinger, N. Schweikardt, and B. Stegmaier. FluXQuery: An Optimizing XQuery Processor for Streaming XML Data. In Proc. Int. Conf. on Very Large Databases, 2004.
174. S. Kraus. Use Cases für Xcerpt: Eine positionelle Anfrage- und Transformationssprache für das Web. Diplomarbeit/Master thesis, University of Munich, 2004.
175. R. Ksiezyk. Answer is just a question [of matching Topic Maps]. In Proc. XML Europe, 2000.
176. M. Lacher and S. Decker. On the Integration of Topic Maps and RDF Data. In Proc. Extreme Markup Languages, 2001.
177. M. Lacher and S. Decker. RDF, Topic Maps, and the Semantic Web. Markup Languages: Theory and Practice, 3(3):313-331, December 2001.
178. O. Lassila. BEEF Reference Manual - A Programmer's Guide to the BEEF Frame System, Second Version. Technical Report HTKK-TKO-C46, Department of Computer Science, Helsinki University of Technology, 1991.
179. O. Lassila. Taking the RDF Model Theory Out for a Spin. In Proc. Semantic Web Working Symposium, June 2002.
180. O. Lassila. Ivanhoe: an RDF-Based Frame System. Online only, 2004.
181. O. Lassila. Enabling Semantic Web Programming by Integrating RDF and Common Lisp. In Proc. Semantic Web Working Symposium, July 2001.
182. O. Lassila. Wilbur Query Language Comparison. Online only, 2004.
183. O. Lassila. Wilbur Semantic Web Toolkit. Online only, 2004.
184. O. Lassila and R. Swick. Resource Description Framework (RDF) Model and Syntax Specification. W3C, 1999. URL http://www.w3.org/TR/1999/REC-rdf-syntax- 19990222/.
185. A. Laux and L. Martin. XUpdate - XML Update Language. XML:DB Initiative, 2000. URL http://xmldb-org.sourceforge.net/xupdate/xupdate-wd. html.
186. J. Liu and M. Vincent. Query translation from XSLT to SQL. In Proc. Int. Database Engineering and Applications Symposium, 2003.
187. M. Liu. A Logical Foundation for XML. In Proc. International Conference on Advanced Information Systems Engineering. Springer-Verlag, 2002.
188. B. Ludäscher, R. Himmeroeder, G. Lausen, W. May, and C. Schlepphorst. Managing Semistructured Data with FLORID: A Deductive Object-oriented Perspective. Information Systems, 23(8): 1-25, 1998.
189. B. Ludäscher, Y. Papakonstantinou, and P. Velikhov. A Brief Introduction to XMAs. Database Group, University of California, San Diego, 1999.
190. A. Magkanaraki, G. Karvounarakis, V. Christophides, D. Plexousakis, and T. Anh. Ontology Storage and Querying. Technical Report 308, Foundation for Research and Technology Hellas, April 2002.
191. A. Magkanaraki, V. Tannen, V. Christophides, and D. Plexousakis. Viewing the Semantic Web Through RVL Lenses. In Proc. International Semantic Web Conference, October 2003.
192. D. Maier. Database Desiderata for an XML Query Language. In Proc. W3C QL'98 - Query Languages 1998, December 1998.
193. A. Malhotra, J. Melton, and N. Walsh. XQuery 1.0 and XPath 2.0 Functions and Operators. Working draft, W3C, 2 2005.
194. F. Manola, E. Miller, and B. McBride. RDF Primer. W3C, 2004. URL http://www.w3.org/TR/rdf-primer/.
195. M. Marchiori and J. Saarela. Towards the Semantic Web: Metalog. Online only, 1999.
196. M. Marchiori and J. Saarela. Query + Metadata + Logic = Metalog. In Proc. W3C QL'98 - Query Languages 1998, December 1998.
197. M. Marchiori, A. Epifani, and S. Trevisan. Metalog v2.0: Quick User Guide. Technical report, W3C, 2004.
198. W. Martens and F. Neven. Frontiers of tractability for typechecking simple XML transformations. In Proceedings of the ACM Symposium on Principles of Database Systems (PODS), pages 23-34, 2004.
199. M. Marx. Conditional XPath, the First Order Complete XPath Dialect. In Proc. ACM Symposium on Principles of Database Systems, pages 13-22. ACM, 6 2004.
200. M. Marx. XPath with Conditional Axis Relations. In Proc. Extending Database Technology, 2004.
201. K. Matsuyama, M. Kraus, K. Kitagawa, and N. Saito. A Path-Based RDF Query Language for CC/PP and UAProf. In Proc. IEEE Conference on Pervasive Computing and Communications Workshops, 2004.
202. N. May, S. Helmer, and G. Moerkotte. Quantifiers in XQuery. In Proc. Int. Conf. on Web Information Systems Engineering, 2003.
203. W. May. XPath-Logic and XPathLog: A Logic-Programming Style XML Data Manipulation Language. Theory and Practice of Logic Programming, 3(4):499-526, 2004.
204. D. McGuinness and F. van Harmelen. OWL Web Ontology Language - Overview. W3C, 2004. URL http://www.w3.org/TR/owl-features/.
205. E. Meijer and M. Shields. XMLambda: A functional language for constructing and manipulating XML documents. Online only, 1999.
206. E. Meijer, W. Schulte, and G. Bierman. Programming with Circles, Triangles and Rectangles. In Proc. XML Conference and Exhibition, 2003.
207. H. Meuss and K. U. Schulz. Complete Answer Aggregates for Treelike Databases: a novel Approach to combine querying and navigation. ACM Transactions on Information Systems, 19(2):161-215, 2001. ISSN 1046-8188. doi: http://doi.acm.org/10.1145/382979.383042.
208. H. Meuss, K. U. Schulz, and F. Bry. Towards Aggregated Answers for Semistructured Data. In Proc. Int. Conf. on Database Theory, pages 346-360. Springer-Verlag, 2001. ISBN 3-540-41456-8.
209. H. Meuss, K. U. Schulz, F. Weigel, S. Leonardi, and F. Bry. Visual Exploration and Retrieval of XML Document Collections with the Generic System X2. Journal on Digital Libraries, 2005.
210. H. Meyer, I. Bruder, A. Heuer, and G. Weber. The Xircus Search Engine. In INEX Workshop, pages 119-124, 2002.
211. G. Miklau and D. Suciu. Containment and Equivalence for an XPath Fragment. In Proc. ACM Symposium on Principles of Database Systems, pages 65-76. ACM Press, 2002. ISBN 1-58113-507-6. doi: http://doi.acm.org/10.1145/543613. 543623.
212. L. Miller. Inkling: RDF query using SquishQL. Online only, 2004.
213. L. Miller, A. Seaborne, and A. Reggiori. Three Implementations of SquishQL, a Simple RDF Query Language. In Proc. International Semantic Web Conference, June 2002.
214. T. Milo, D. Suciu, and V. Vianu. Typechecking for XML transformers. In Proceedings of the Nineteenth ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems, May 15-17, 2000, Dallas, Texas, USA, pages 11-22. ACM, 2000. ISBN 1-58113-214-X.
215. K. D. Munroe and Y. Papakonstantinou. BBQ: A Visual Interface for Integrated Browsing and Querying of XML. In Proc. Conf. on Visual Database Systems, pages 277-296. Kluwer, B.V., 2000. ISBN 0-7923-7835-0.
216. M. Murata, A. Tozawa, M. Kudo, and S. Hada. XML Access Control using Static Analysis. In Proc. ACM Conf. on Computer and Communications Security, pages 73-84. ACM Press, 2003. ISBN 1-58113-738-9. doi: http://doi.acm.org/10. 1145/948109.948122.
217. M. Nilsson, W. Siberski, and J. Tane. Edutella Retrieval Service: Concepts and RDF Syntax. Online only, June 2004.
218. M. Odersky. Report on the Programming Language Scala. Technical report, Ecole Polytechnique Federale de Lausanne, 2002.
219. U. Ogbuji. Versa by example. Online only, 2004.
220. U. Ogbuji. Thinking XML: Basic XML and RDF techniques for knowledge management: Part 6: RDF Query using Versa. Online only, April 2002.
221. R. Oldakowski and C. Bizer. RAP: RDF API for PHP. In Proc. International Workshop on Interpreted Languages, 2004.
222. B. Oliboni and L. Tanca. A Visual Language should be easy to use: a Step Forward for XML-GL. Information Systems, 27(7):459-486, 2002. ISSN 0306-4379. doi: http://dx.doi.org/10.1016/S0306-4379(02)00007-8.
223. M. Oison and U. Ogbuji. Versa Specification. Online only, 2003.
224. D. Olteanu. Evaluation of XPath Queries against XML Streams. Dissertation/Ph.D. thesis, University of Munich, 1 2005.
225. D. Olteanu, H. Meuss, T. Furche, and F. Bry. XPath: Looking Forward. In Proc. EDBT Workshop on XML-Based Data Management, volume 2490 of LNCS. Springer-Verlag, 3 2002.
226. P. O'Neil, E. O'Neil, S. Pal, I. Cseri, G. Schaller, and N. Westbury. ORDPATHs: Insert-friendly XML Node Labels. In Proc. ACM SIGMOD Conf., pages 903-908. ACM Press, 2004. ISBN 1-58113-859-8. doi: http://doi.acm.org/10.1145/ 1007568.1007686.
227. K. Ono, T. Koyanagi, M. Abe, and M. Hori. XSLT Stylesheet Generation by Example with WYSIWYG Editing. In Proc. Symposium on Applications and the Internet, 2002.
228. N. Onose and J. Simeon. XQuery at your Web Service. In Proc. Int. World Wide Web Conf., pages 603-611. ACM Press, 2004. ISBN 1-58113-844-X. doi: http://doi.acm.org/10.1145/988672.988754.
229. S. Palmer. Pondering RDF Path. Online only, 2003.
230. Y. Papakonstantinou, H. Garcia-Molina, and J. Widom. Object Exchange across Heterogeneous Information Sources. In Proc. International Conference on Data Engineering, pages 251-260, 1995.
231. P. Patel-Schneider and J. Simeon. The Yin/Yang Web: XML Syntax and RDF Semantics. In Proc. International World Wide Web Conference, May 2002.
232. S. Pepper and G. Moore. XML Topic Maps (XTM) 1.0. TopicMaps.org, 2001. URL http://www.topicmaps.org/xtm/index.html.
233. E. Pietriga, J.-Y. Vion-Dury, and V. Quint. VXT: a Visual Approach to XML Transformations. In Proc. ACM Symposium on Document Engineering, pages 1-10. ACM Press, 2001. ISBN 1-58113-432-0. doi: http://doi.acm.org/10.1145/502187. 502189.
234. R. Pinchuk. Toma - Topic Map Query Language. Online only, 2004.
235. M. Plusch. Water: Simplified Web Services and XML Programming. Wiley, 2002. ISBN 0764525360.
236. E. Prud'hommeaux. Algae Extension for Rules. Online only, 2004.
237. E. Prud'hommeaux. Algae RDF Query Language. Online only, 2004.
238. E. Prud'hommeaux and A. Seaborne. BRQL - A Query Language for RDF. Online only, 2004.
239. E. Prud'hommeaux and A. Seaborne. SPARQL Query Language for RDF, February 2005.
240. A. Reggiori and D.-W. van Gulik. RDFStore - Perl API for RDF Storage. Online only, 2004.
241. D. Reynolds. RDF-QBE: a Semantic Web Building Block. Technical Report HPL-2002-327, HP Labs, 2002.
242. J. Robie. The Syntactic Web: Syntax and Semantics on the Web. In Proc. XML Conference and Exposition, December 2001.
243. J. Robie. Updates in XQuery. In XML Conference & Exhibiton, 2001.
244. J. Robie, J. Lapp, and D. Schach. XML Query Language (XQL). In Proc. W3C QL'98 - Query Languages 1998, December 1998.
245. J. Robie, E. Derksen, P. Frankhauser, E. Howland, G. Huck, I. Macherius, M. Murata, M. Resnick, and H. Schning. XQL (XML Query Language). Online only, 1999.
246. J. Robie, L. M. Garshol, S. Newcomb, M. Fuchs, L. Miller, D. Brickley, V. Christophides, and G. Karvounarakis. The Syntactic Web: Syntax and Semantics on the Web. Markup Languages: Theory and Practice, 3(4):411-440, 2001.
247. S. Schaffert. Xcerpt: A Rule-Based Query and Transformation Language for the Web. Dissertation/Ph.D. thesis, University of Munich, 2004.
248. S. Schaffert and F. Bry. Querying the Web Reconsidered: A Practical Introduction to Xcerpt. In Proc. Extreme Markup Languages, August 2004.
249. S. Schott and M. L. Noga. Lazy XSL Transformations. In Proc. ACM Symposium on Document Engineering, pages 9-18. ACM Press, 2003. ISBN 1-58113-724-9. doi: http://doi.acm.org/10.1145/958220.958224.
250. T. Schwentick. XPath Query Containment. SIGMOD Record, 2004.
251. A. Seaborne. RDQL - RDF Data Query Language. Online only, 2004.
252. A. Seaborne. A Programmer's Introduction to RDQL. Online only, 2002 April.
253. A. Seaborne. RDQL - A Query Language for RDF. Online only, January 2004.
254. D. Seipel. Processing XML-Documents in Prolog. In Workshop on Logic Programming, 2002.
255. D. Seipel and J. Baumeister. Declarative Methods for the Evaluation of Ontologies. KI-Knstliche Intelligenz, 4:51-57, 2004.
256. D. Seipel, J. Baumeister, and M. Hopfner. Declaratively Querying and Visualizing Knowledge Bases in XML. In Proc. Int. Conf. on Applications of Declarative Programming and Knowledge Management, 2004.
257. R. Shearer. REX evaluation. Online only, 2004.
258. J. E. Simpson. XPath and XPointer. O'Reilly, 1st edition, 9 2002.
259. M. Sintek and S. Decker. TRIPLE - An RDF Query, Inference, and Transformation Language. In Proc. Deductive Database and Knowledge Management, October 2001.
260. M. Sintek and S. Decker. TRIPLE - A Query, Inference, and Transformation Language for the Semantic Web. In Proc. International Semantic Web Conference, June 2002.
261. M. Smith, C. Welty, and D. McGuinness. OWL Web Ontology Language - Guide. W3C, 2004. URL http://www.w3.org/TR/owl-guide/.
262. A. Souzis. RxPath. Online only, 2004.
263. A. Souzis. RxPath Specification Proposal. Online only, 2004.
264. A. Souzis. RxSLT. Online only, 2004.
265. A. Souzis. RxUpdate. Online only, 2004.
266. D. Steer. TreeHugger 1.0 Introduction. Online only, 2003.
267. P. Stickler. CBD - Concise Bounded Description. Online only, 2004.
268. I. Tatarinov and A. Halevy. Efficient Query Reformulation in peer Data Management Systems. In Proc. ACM SIGMOD Conf., pages 539-550. ACM Press, 2004. ISBN 1-58113-859-8. doi: http://doi.acm.org/10.1145/1007568.1007629.
269. J. Tennison. XSLT and XPath On The Edge. John Wiley, 10 2001.
270. A. Theobald and G. Weikum. The XXL Search Engine: Ranked Retrieval of XML Data using Indexes and Ontologies. In Proc. ACM SIGMOD Conf., pages 615-615. ACM Press, 2002. ISBN 1-58113-497-5. doi: http://doi.acm.org/10.1145/564691. 564768.
271. K. Tolle and F. Wleklinski. easy RDF Query Language (eRQL). Online only, 2004. URL http://www.dbis.informatik.uni-frankfurt.de/~tolle/RDF/eRQL/.
272. A. Tozawa. Towards Static Type Checking for XSLT. In Proc. ACM Symposium on Document Engineering, pages 18-27. ACM Press, 2001. ISBN 1-58113-432-0. doi: http://doi.acm.org/10.1145/502187.502191.
273. A. Trombetta and D. Montesi. Equivalences and Optimizations in an Expressive XSLT Fragment. In Proc. Int. Database Engineering and Applications Symposium, 2004.
274. L. Villard and N. Layada. An Incremental XSLT Transformation Processor for XML Document Manipulation. In Proc. Int. World Wide Web Conf., pages 474-485. ACM Press, 2002. ISBN 1-58113-449-5. doi: http://doi.acm.org/10.1145/ 511446.511508.
275. P. Wadler. Two semantics for XPath. Online only, 2000.
276. M. Wallace and C. Runciman. Haskell and XML: Generic Combinators or Type-Based Translation. In Proc. International Conference on Functional Programming, 1999.
277. N. Walsh. RDF Twig: accessing RDF graphs in XSLT. In Proc. Extreme Markup Languages, 2003.
278. J. W. W. Wan and G. Dobbie. Mining Association Rules from XML data using XQuery. In Proc. Workshop on Australasian Information Security, Data Mining Web Intelligence, and Software Internationalisation, pages 169-174. Australian Computer Society, Inc., 2004.
279. S. Waworuntu and J. Bailey. XSLTGen: A System for Automatically Generating XML Transformations via Semantic Mappings. In Proc. Int. Conf. on Conceptual Modeling, 2004.
280. F. Weigel. A Survey of Indexing Techniques for Semistructured Documents. Master's thesis, Institute for Informatics, University of Munich, http://www.pms.ifi.lmu.de/index.html\#PA_Felix.Weigel, 2002.
281. N. Wiegand. Investigating XQuery for Querying across Database Object Types. SIGMOD Record, 31(2):28-33, 2002. ISSN 0163-5808. doi: http://doi.acm.org/10.1145/565117.565122.
282. U. Wiger. XMErl - Interfacing XML and Erlang. In Proc. International Erlang User Conference, 2000.
283. A. Wilk and W. Drabent. On Types for XML Query Language Xcerpt. In Proc. Workshop on Principles and Practice of Semantic Web Reasoning, LNCS 2901. Springer-Verlag, 2003.
284. C. Wilper. RIDIQL Reference. Online only, 2004.
285. P. T. Wood. On the Equivalence of XML Patterns. In Proc. Int. Conf. on Computational Logic, pages 1152-1166. Springer-Verlag, 2000. ISBN 3-540-67797-6.
286. C. Zaniolo. The Database Language GEM. In Proc. ACM SIGMOD Conf., 1983.
287. X. Zhang, B. Pielech, and E. A. Rundesnteiner. Honey, I shrunk the XQuery!: an XML Algebra Optimization Approach. In Proc. International Workshop on Web Information and Data Management, pages 15-22. ACM Press, 2002. ISBN 1-58113-593-9. doi: http://doi.acm.org/10.1145/584931.584936.
288. X. Zhang, K. Dimitrova, L. Wang, M. E. Sayed, B. Murphy, B. Pielech, M. Mulchandani, L. Ding, and E. A. Rundensteiner. Rainbow: multi-XQuery Optimization using Materialized XML Views. In Proc. ACM SIGMOD Conf., pages 671-671. ACM Press, 2003. ISBN 1-58113-634-X. doi: http://doi.acm.org/10.1145/ 872757.872861.
289. M. Zoof. Query By Example. In Proc. AFIPS National Computer Conference, 1975.
290. M. Zoof. Query By Example: A Data Base Language. IBM Systems Journal, 16 (4):324-343, 1977.