An Effective XML Storage Method Based on Deleting XPath Query Minimization

Provided by: International Association of Computer Science & Information Technology (IACSIT)
Topic: Storage
Format: PDF
The storage method for XML data in database will affect the efficiency of XML keywords querying, indexing and updating significantly. In most cases, the XPath sentences provided by user are not refined. These queries can often achieve minimization by deleting redundant parts. It means the minimized query is one of subsets of this query. Such kind of minimization query is method based on deleting queries. The steps are determining nodes relations, finding redundant nodes, deleting redundant nodes and sub-tree and obtain final minimization query tree.

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