A method and apparatus are provided for implementing a content based publish-and-subscribe system in a relational database system. A subscriber may request for messages by using a query language supported by the database server. The queries are then used as subscription rules for determining whether...http://www.google.fr/patents/US6405191?utm_source=gb-gplus-shareBrevet US6405191 - Content based publish-and-subscribe system integrated in a relational database system
Content based publish-and-subscribe system integrated in a relational ...
