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  2. XML database - Wikipedia

    en.wikipedia.org/wiki/XML_database

    An XML database is a data persistence software system that allows data to be specified, and sometimes stored, in XML format. This data can be queried, transformed, exported and returned to a calling system. XML databases are a flavor of document-oriented databases which are in turn a category of NoSQL database.

  3. XML - Wikipedia

    en.wikipedia.org/wiki/Xml

    XML Information Set or XML Infoset is an abstract data model for XML documents in terms of information items. The infoset is commonly used in the specifications of XML languages, for convenience in describing constraints on the XML constructs those languages allow.

  4. XML data binding - Wikipedia

    en.wikipedia.org/wiki/XML_data_binding

    Since XML is a document-oriented format and objects are (usually) not document-oriented, simple XML data binding mappings may ignore some of the structural information embedded in an XML document. Specifically, information such as comments , XML entity references, and sibling order may not be preserved in the object representation created by ...

  5. Document-oriented database - Wikipedia

    en.wikipedia.org/wiki/Document-oriented_database

    XML databases are a subclass of document-oriented databases that are optimized to work with XML documents. Graph databases are similar, but add another layer, the relationship, which allows them to link documents for rapid traversal. Document-oriented databases are inherently a subclass of the key-value store, another NoSQL database concept.

  6. XML retrieval - Wikipedia

    en.wikipedia.org/wiki/XML_Retrieval

    Ranking in XML-Retrieval can incorporate both content relevance and structural similarity, which is the resemblance between the structure given in the query and the structure of the document. Also, the retrieval units resulting from an XML query may not always be entire documents, but can be any deeply nested XML elements, i.e. dynamic documents.

  7. Semi-structured data - Wikipedia

    en.wikipedia.org/wiki/Semi-structured_data

    XML, [2] other markup languages, email, and EDI are all forms of semi-structured data. OEM (Object Exchange Model) [3] was created prior to XML as a means of self-describing a data structure. XML has been popularized by web services that are developed utilizing SOAP principles.

  8. XML schema - Wikipedia

    en.wikipedia.org/wiki/XML_schema

    An XML schema is a description of a type of XML document, ... however, most RELAX NG processors support the W3C XML Schema set of data types. Schematron

  9. XQuery - Wikipedia

    en.wikipedia.org/wiki/XQuery

    XQuery (XML Query) is a query and functional programming language that queries and transforms collections of structured and unstructured data, usually in the form of XML, text and with vendor-specific extensions for other data formats (JSON, binary, etc.).