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I've read "or" predicates can cause poor SQL server performance, can demorgans save me?
So I've heard/read before that SQL server can get confused with or predicates, generally when an or is provided sql server will actually have run the query twice (one with each side of the or predicat...
Sidney
Votes: 0
Answers: 1
Why is Q → P a logical consequence of ¬(P → Q )
I don't want to ask my professor about this because I'm awful at this and he's not the, uhh, patient type of professor to say the least.
ANYWAY, it was my understanding that ¬(P → Q ) and (¬P → ¬Q ) m...
Daniel K.
Votes: 0
Answers: 1