What is conjunctive?

Conjunctive Query - Complexity of Conjunctive Queries
... For the study of the computational complexity of evaluating conjunctive queries, two problems have to be distinguished ... The first is the problem of evaluating a conjunctive query on a relational database where both the query and the database are considered part of the input ... Conjunctive queries are NP-complete with respect to combined complexity, while the data complexity of conjunctive queries is very low, in the ...

Conjunctive Query - Conjunctive Queries and Datalog
... Besides their logical notation, conjunctive queries can also be written as datalog rules ... While any conjunctive query can be written as a datalog rule, not every datalog program can be written as a conjunctive query ... extensional predicate symbols can be easily rewritten as an equivalent conjunctive query ...

Sotho Verbs - Conjugation
... verbs, which use an instrumental adverb indicated by ka- Re eta ka koloi We travel by car Conjunctive verbs (mostly reciprocals), which use the conjunctive proclitic le- Re dumellana le bona We agree with ...

Conjunctive Adverb
... A conjunctive adverb is an adverb that connects two clauses ... Conjunctive adverbs show cause and effect, sequence, contrast, comparison, or other relationships ...

Conjunctive Query - Extensions of Conjunctive Queries
... Extensions of conjunctive queries capturing more expressive power include unions of conjunctive queries, which are equivalent to positive (i.e ... negation-free) relational algebra, conjunctive queries extended by union and negation, which by Codd's theorem correspond to relational algebra and first-order logic, conjunctive ...