| 摘要 |
<p>A method and apparatus are provided for performing simultaneous XPath evaluations over an XML data stream. The method includes the steps of providing an XML data stream consisting of a sequence of information items, providing a search query consisting of a graph of search patterns, searching a sequence of information items of the XML data stream along one or more directions using the search patterns and terminating the search of each direction of the one or more directions when no further results are possible.</p> |
