QueryLanguages (1)
1 Query Languages. 2 Boolean Queries Keywords combined with Boolean operators: –OR: (e 1 OR e 2 ) –AND: (e 1 AND e 2 ) –BUT: (e 1 BUT e 2 ) Satisfy e.
Query Languages
1 Query Languages by Ray Mooney. 2 Boolean Queries Keywords combined with Boolean operators: –OR: (e 1 OR e 2 ) –AND: (e 1 AND e 2 ) –BUT: (e 1 BUT e.
