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Multi-level operator combination in XML query processing
Proceedings of the eleventh international conference on Information and knowledge management - CIKM '02
A core set of efficient access methods is central to the development of any database system. In the context of an XML database, there has been considerable effort devoted to defining a good set of primitive operators and inventing efficient access methods for each individual operator. These primitive operators have been defined either at the macro-level (using a "pattern tree" to specify a selection, for example) or at the micro-level (using multiple explicit containment joins to instantiate adoi:10.1145/584814.584817 fatcat:geujspkz3fbolgdwix6ghw727q