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  2. XML database - Wikipedia

    en.wikipedia.org/wiki/XML_database

    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. XPDL - Wikipedia

    en.wikipedia.org/wiki/XPDL

    XPDL defines an XML schema for specifying the declarative part of workflow / business process. XPDL is designed to exchange the process definition, both the graphics and the semantics of a workflow business process. XPDL is currently the best file format for exchange of BPMN diagrams; it has been designed specifically to store all aspects of a ...

  4. Database schema - Wikipedia

    en.wikipedia.org/wiki/Database_schema

    The formal definition of a database schema is a set of formulas (sentences) called integrity constraints imposed on a database. [citation needed] These integrity constraints ensure compatibility between parts of the schema. All constraints are expressible in the same language. A database can be considered a structure in realization of the ...

  5. Hierarchical database model - Wikipedia

    en.wikipedia.org/wiki/Hierarchical_database_model

    A hierarchical database model is a data model in which the data are organized into a tree -like structure. The data are stored as records which are connected to one another through links. A record is a collection of fields, with each field containing only one value. The type of a record defines which fields the record contains.

  6. Process-data diagram - Wikipedia

    en.wikipedia.org/wiki/Process-data_diagram

    The process data diagram. A process-data diagram (PDD), also known as process-deliverable diagram is a diagram that describes processes and data that act as output of these processes. On the left side the meta-process model can be viewed and on the right side the meta-data model can be viewed. [1]

  7. Interface control document - Wikipedia

    en.wikipedia.org/wiki/Interface_control_document

    Interface control document. An interface control document (ICD) in systems engineering [1] and software engineering, provides a record of all interface information (such as drawings, diagrams, tables, and textual information) generated for a project. [2] The underlying interface documents provide the details and describe the interface or ...

  8. Data-flow diagram - Wikipedia

    en.wikipedia.org/wiki/Data-flow_diagram

    A data-flow diagram is a way of representing a flow of data through a process or a system (usually an information system). The DFD also provides information about the outputs and inputs of each entity and the process itself. A data-flow diagram has no control flow — there are no decision rules and no loops. Specific operations based on the ...

  9. List of types of XML schemas - Wikipedia

    en.wikipedia.org/wiki/List_of_types_of_XML_schemas

    MARCXML - a direct mapping of the MARC standard to XML syntax. METS - a schema for aggregating in a single XML file descriptive, administrative, and structural metadata about a digital object. MODS - a schema for a bibliographic element set and maintained by the Network Development and MARC Standards Office of the Library of Congress [6]