Please note that other Pearson websites and online products and services have their own separate privacy policies. This privacy notice provides an overview of our commitment to privacy and describes how we collect, protect, use and share personal information collected through this site. Pearson Education, Inc., 221 River Street, Hoboken, New Jersey 07030, (Pearson) presents this site to provide information about products and services that can be purchased through this site. Again, this adds a level ofĬomplexity to the parsing code that you might have a hard time coding without Levels deep others have three or even four levels. Pears node doesn't contain any children or a valuesomeĪpplications would choke on a node like this one. The parsing code will have to be fairly flexible. The XML isn't all that complex, but it contains enough variation that Simply use the level of the hierarchy as the determining factor. However, you don't have to include such an attribute you can I made one concession to make the example a lot easier toĭemonstrateeach element includes a Parent attribute that definesĪ parent. The elements stop at various levels and might not have a It contains a combination ofĪttributes and values. Representative of many XML documents seen today. ![]() The XML file for this example is relatively simple. NET makesĭisplaying XML data a lot easier. A hierarchical data store is hardly easy to show.įortunately, the tree view control provided with Visual Studio. However, a big disadvantage of the XML approach is how toĭisplay the data onscreen. Unnecessary data repetition, because XML structures the data as it appears in Consequently, XML has advantages andĭisadvantages versus the relational model you're probably used to using.įor example, one advantage is that you don't have to worry about ![]() It relies on a hierarchical structure to store the data, unlike the XML provides a convenient means for storing data, no matter what form theĭata takes. ![]() Sams Teach Yourself XML in 21 Days, 3rd Edition
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