Query management method and system of pure extensible markup language database
A technology of extended markup language and management system, applied in the field of query management of computer pure extended markup language database, can solve the problems of limited application scope, complex and weak conversion of XML documents and database schemas, etc., to improve query efficiency, facilitate implementation and Effects of application, high time performance
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[0053] In the query management method and system of the pure extended markup language database proposed by the present invention, the structure diagram of the pure XML database is as figure 1 Shown. The query management system mainly includes two parts: a data file management module and a query operation module. The data file management module first processes the XML data, and then the query operation module implements the query. The query operation module includes a relationship analysis unit and a structure connection unit, respectively Analyze the relationship between XML nodes and structure connection operations, such as figure 2 Shown.
[0054] The data relation module stores XML data records in each slot of the page, that is, the structure of the page is a slotted page structure, such as image 3 Shown. In the file, each page has a unique page number, and each slot in the page has a unique slot number. You can use "page number + slot number", that is, use RID (Row IDentifi...
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