• XQuery

  • Referenced in 123 articles [sw06669]
  • XML is a versatile markup language, capable of labeling the information content of diverse data ... documents, relational databases, and object repositories. A query language ... that uses the structure of XML intelligently can express queries across all these kinds ... viewed as XML via middleware. This specification describes a query language called XQuery, which...
  • Lore

  • Referenced in 19 articles [sw30996]
  • focuses on defining a declarative query language for XML, developing new technology for interactive searches ... data, and building an efficient XML query processor. Lore has been under development at Stanford ... named OEM; OEM is essentially equivalent to XML, but OEM does not support the notion ... support XML; see From Semistructured Data to XML: Migrating the Lore Data Model and Language...
  • ViST

  • Referenced in 13 articles [sw18896]
  • ViST: a dynamic index method for querying XML data by tree structures. With the growing ... providing flexible query facilities to extract data from structured XML documents. In this paper ... representing both XML documents and XML queries in structure-encoded sequences, we show that querying ... XML data is equivalent to finding subsequence matches. Unlike index methods that disassemble a query...
  • ProTDB

  • Referenced in 20 articles [sw13843]
  • challenges. We devise an implementation of XML query operations using our probability model, and demonstrate ... latter to demonstrate the value of probabilistic XML data management...
  • TAX

  • Referenced in 11 articles [sw09437]
  • tree algebra for XML. Querying XML has been the subject of much recent investigation ... applying database-style optimization to XML queries. We develop such an algebra, called TAX (Tree ... Algebra for XML), for manipulating XML data, modeled as forests of labeled ordered trees. Motivated ... express most queries expressible in popular XML query languages. It forms the basis...
  • TIMBER

  • Referenced in 21 articles [sw02327]
  • have been developed to evaluate queries in the XML context, and new cost estimation ... time query processing ability in a native XML store, with all the standard components...
  • XPERANTO

  • Referenced in 10 articles [sw17367]
  • applications. XPERANTO does this by providing query-able ”XML Views” over the underlying objectrelational database ... structure XML data using an XML query language, without having to deal with the underlying ... query language. The XPERANTO system translates XML-based queries into SQL requests, receives the tabular ... query results, converts them into XML, and then returns XML documents to the system...
  • XIRQL

  • Referenced in 13 articles [sw12179]
  • retrieval in XML documents. XIRQL (An XML Query Language Based on Information Retrieval Concepts) incorporates ... HyREX (Hypermedia Retrieval Engine for XML) server accepts XIRQL queries and returns pointers...
  • Quilt

  • Referenced in 11 articles [sw18906]
  • Quilt: An XML Query Language for Heterogeneous Data Sources. The World Wide Web promises ... universal query language. The power and flexibility of XML make it the leading candidate ... relational databases, and object repositories. Several XML-based query languages have been proposed, each oriented ... query languages, resulting in a new language that exploits the full versatility of XML...
  • APEX

  • Referenced in 12 articles [sw18893]
  • increased interests in XML data. XML query languages such as XQuery and XPath use label ... indexes, query processing can be quite inefficient due to an exhaustive traversal on XML data ... label paths from the root element in XML data. Such path indexes may result ... exhaustive navigations for partial matching path queries start with the self-or-descendent axis...
  • PRIX

  • Referenced in 11 articles [sw18898]
  • PRIX: indexing and querying XML using prufer sequences. We propose a new way of indexing ... twig patterns in an XML database. Every XML document in the database can be transformed ... correspondence between trees and sequences. During query processing, a twig pattern is also transformed into...
  • eXist

  • Referenced in 16 articles [sw01467]
  • efficiently storing, indexing and querying large collections of XML documents have become an important research ... indexing and query processing architecture of eXist, an Open Source native XML database system. eXist ... tools and covers most of the native XML database features. An enhanced indexing scheme ... implement most parts of the XPath query language specification and add support for keyword search...
  • XSEarch

  • Referenced in 28 articles [sw12180]
  • search engine for XML, is presented. XSEarch has a simple query language, suitable...
  • XPathLog

  • Referenced in 7 articles [sw15782]
  • logic and XPathLog: a logic-programming style XML data manipulation language. We define XPathLog ... clear, declarative language for querying and manipulating XML whose perspectives are especially in XML data ... data and the main language concept for XML, XPath. XPath-Logic extends the XPath language ... style, rule-based language for querying and manipulating XML data. The model-theoretic semantics...
  • XMark

  • Referenced in 28 articles [sw18908]
  • meet the XML processing requirements. Alongside the standardization activities of query languages, there ... gain insights into the characteristics of their XML repositories...
  • UnQL

  • Referenced in 9 articles [sw20018]
  • syntax and semantics of query languages for semistructured data and XML. We describe a simple ... powerful query language based on pattern matching and show that it can be expressed using ... defined on XML trees. On cyclic data, structural recursion can be defined in two equivalent ... possible for optimization techniques in relational queries to be applied to structural recursion. We show...
  • OrientXA

  • Referenced in 3 articles [sw18909]
  • XQuery is the recommended standard for XML query. XQuery processing strategies can be classified into...
  • Squash

  • Referenced in 2 articles [sw28896]
  • data-base schema and the queries into an Xml representation called Squashml, which is then ... Prolog and the integrated Xml query and transformation language FnQuery. Squash comes with...
  • CIS-X

  • Referenced in 2 articles [sw13247]
  • compacted indexing scheme for efficient query evaluation of XML documents. Some indexing and query evaluation ... have been proposed for accelerating query processing in XML documents. The structural summary approach reduces ... portion of the XML to be scanned during query processing. However, most of the methods ... XML documents called CIS-X, which combines the advantages of the structural summary and query...