Principles of Data Management

HTML

XML is concerned with the definition and structure of the information in the document. XML has no tags to specify presentation.

FIGURE G.3 An example of an XML document

Figure G.3 shows an example of an XML document that provides details of the Finance department and its staff. Each item of data is known as an element and is enclosed within tags that describe the meaning of the data. For example, the element that is the name of a qualification is enclosed within <qualification-name> and </qualification-name> tags. Elements can be grouped. The name and award date of a qualification are both within a larger ‘qualification’ element, enclosed ...