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XML Information Set (XML Infoset) is a W3C specification describing an abstract data model of an XML document in terms of a set of information items. [1] The definitions in the XML Information Set specification are meant to be used in other specifications that need to refer to the information in a well-formed XML document.
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.
The reverse process, to serialize an object as XML, is called marshalling. Approaches to data binding can be distinguished as follows: XML schema based: Based on an existing XML schema, classes that correspond to the schema are generated. Class based: Based on a set of classes to be serialized, a corresponding XML schema is generated.
XML is `shredded` into a series of Tables based on a Schema [5] XML is stored into a native XML Type as defined by ISO Standard 9075-14 [6] RDBMS that support the ISO XML Type are: IBM DB2 (pureXML [7]) Microsoft SQL Server [8] Oracle Database [9] PostgreSQL [10] Typically an XML-enabled database is best suited where the majority of data are ...
These are graphical tools that allow a user to "draw" lines from fields in one set of data to fields in another. Some graphical data mapping tools allow users to "auto-connect" a source and a destination. This feature is dependent on the source and destination data element name being the same.
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]
Liquid XML Studio provides features for editing and validating XML documents. The GUI is a multi-document tabbed design and each document can be viewed in a text, graphical or split view. Document validation includes both checking for well formedness against the W3C XML standard and also checking validity against associated W3C XML Schema.
Semi-structured data [1] is a form of structured data that does not obey the tabular structure of data models associated with relational databases or other forms of data tables, but nonetheless contains tags or other markers to separate semantic elements and enforce hierarchies of records and fields within the data.