Fast XML document filtering by sequencing twig patterns

  title={Fast XML document filtering by sequencing twig patterns},
  author={Joonho Kwon and Praveen R. Rao and Bongki Moon and Sukho Lee},
  journal={ACM Trans. Internet Techn.},
XML-enabled publish-subscribe (pub-sub) systems have emerged as an increasingly important tool for e-commerce and Internet applications. In a typical pub-sub system, subscribed users specify their interests in a profile expressed in the XPath language. Each new data content is then matched against the user profiles so that the content is delivered only to the interested subscribers. As the number of subscribed users and their profiles can grow very large, the scalability of the service is… CONTINUE READING
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Twig2 Stack: Bottom-Up processing of generalized-tree-pattern queries over XML documents

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