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  2. Data Documentation Initiative - Wikipedia

    en.wikipedia.org/wiki/Data_Documentation_Initiative

    The DDI specification, most often expressed in XML, provides a format for content, exchange, and preservation of questionnaire and data file information. DDI supports the description, storage, and distribution of social science data, creating an international specification that is machine-actionable and web-friendly. [2]

  3. Metadata standard - Wikipedia

    en.wikipedia.org/wiki/Metadata_standard

    DDI [7] Archiving and Social Science The Data Documentation Initiative is an international effort to establish a standard for technical documentation describing social science data. A membership-based Alliance is developing the DDI specification, which is written in XML. EBUCore [8] The EBUCore metadata set for audiovisual content

  4. List of types of XML schemas - Wikipedia

    en.wikipedia.org/wiki/List_of_types_of_XML_schemas

    This is a list of notable XML schemas in use on the Internet sorted by purpose. XML schemas can be used to create XML documents for a wide range of purposes such as syndication, general exchange, and storage of data in a standard format.

  5. 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 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.

  6. eXist - Wikipedia

    en.wikipedia.org/wiki/EXist

    eXist-db (or eXist for short) is an open source software project for NoSQL databases built on XML technology. It is classified as both a NoSQL document-oriented database system and a native XML database (and it provides support for XML, JSON, HTML and Binary documents).

  7. XML - Wikipedia

    en.wikipedia.org/wiki/Xml

    An XML document is a string of characters. Every legal Unicode character (except Null) may appear in an (1.1) XML document (while some are discouraged). Processor and application The processor analyzes the markup and passes structured information to an application. The specification places requirements on what an XML processor must do and not ...

  8. Sedna (database) - Wikipedia

    en.wikipedia.org/wiki/Sedna_(database)

    Free and open-source software portal; Sedna is an open-source database management system that provides native storage for XML data. The distinctive design decisions employed in Sedna are (i) schema-based clustering storage strategy for XML data and (ii) memory management based on layered address space.

  9. Data definition specification - Wikipedia

    en.wikipedia.org/wiki/Data_definition_specification

    The Case Report Tabulation Data Definition Specification (define.xml) draft version 2.0, the oldest data definition specification, is part of the evolution from the 1999 FDA electronic submission (eSub) guidance and electronic Common Technical Document (eCTD) documents specifying that a document describing the content and structure of included ...