The Processing Method of Pattern Matching XML File Format and Relational Database Conversion
A pattern matching and file format technology, which is used in database management systems, special data processing applications, structured data retrieval, etc.
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[0081] see figure 1 As shown in , this example shows an XML format data sample commonly used in information system interaction, from which four common data grouping patterns can be abstracted as follows:
[0082] The first type is a group of descriptive elements in the entire XML file, which is characterized in that the superior node of each leaf node is the root node, and there are no child nodes under the node, and it only appears once in the entire XML file (such as figure 1 first class shown);
[0083] The second type is a group of data groups that appear at most once in the XML file, and its characteristic is that the superior node of the branch node (assumed to be A) is the root node, the branch node A appears only once or does not appear, and all its child nodes are leaves node (such as figure 1 the second class shown);
[0084] The third type is a data group that has the same structure in the XML file and can appear multiple times. Its characteristic is that the sup...
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