| With the rapidly development of Internet, the computer networkgreatly affect people in live style and commerce model. As web, which isthe main application in Internet, is becoming the window of the wholeworld, it has realized the sharing of world user and various information.In web site, HTML (HyperText Markup Language) has not been able todeal with all kinds of information. Under the circumstance, the WorldWide Web consortium, W3C for short propose the XML (eXtensibleMarkup Language). As XML has some merits such as flexibility, easinessfor use etc. It is becoming the main way of important display and tool forexchange on the web. XML is data model, which is extraordinaryresembling semi-structured data model.First, this paper introduces the semi-structured data (XML) anddatabase, indicates XML is semi-structured data and shows the differencebetween semi-structured data and conventional database. XML is notdatabase. It must depend on relational database storing data and can bewidely used on web. Next, DOM is introduced, it is very important in thestorage between XML and database with DOM. The reciprocalconversion on the XML and relational database can be realized, this papermainly illuminates the conversion between XML and relational database,the relationship between them is in detail demonstrated, the advantage ofusing XML and the essential for creating the convert machinery betweenrelational database and XML database. Last, the paper shows theory giston XML and database.This paper mostly solutes for the following problems:1) Discussing the composing and storage mechanism on DOM,analyzing DOM tree and the main application of DOM. Realizing theconversion between XML and relational database through DOM.2) Researching the conversion technology on XML and database, realizing conversion process about these technologies, explaining theprocess with instance.3) From functional dependencies, illuminating the theory basebetween XML and database that have been converted. |
PDF Full Text Request