作者: Martin Schrepp , Theo Held
DOI:
关键词: Web query classification 、 Sargable 、 Information retrieval 、 Computer science 、 Query optimization 、 Online aggregation 、 Query expansion 、 Query by Example 、 Web search query 、 RDF query language
摘要: In a computing system, an input that user makes under guidance of graphical interface may be received. The specifies several query portions to used in searching data repository the system. Each comprises value entered by is associated with any attributes objects repository. does not specify logical operator between portions. A search generated for by: (i) determining whether have common attribute, and associating such each other into new portion using OR operator; (ii) thereafter were step (i), formed AND operator.