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Viewing 6 posts - 1 through 7 (of 7 total)

  • RE: What is (Null='Hello') in Sql Server

    AndyK-565224 (3/28/2014)


    "Hello" = NULL does not result in a FALSE - it results in NULL.

    likewise NOT(NULL) is neither TRUE nor FALSE, it is NULL

    Why is this desirable? How...

    There is only one truth
  • RE: What is (Null='Hello') in Sql Server

    I am going to try to pose this (same) question one more time. This is a simple question about the value of something that makes no sense to me....

    There is only one truth
  • RE: What is (Null='Hello') in Sql Server

    I appreciate the replies. I understand the explanation. What I do not understand is why and/or how it would be useful to have the result of comparing something...

    There is only one truth
  • RE: What is (Null='Hello') in Sql Server

    I know that. I also know (ok, I think I know) that an actual string literal is not null. It is not the absence of a value because...

    There is only one truth
  • RE: What is (Null='Hello') in Sql Server

    When and why would it be useful to have ANSI_NULLS on?? Something is either null or it isn't to me. Having the system say "I can't tell you...

    There is only one truth
  • RE: What is (Null='Hello') in Sql Server

    I get the explanation for why 5 does not show up. Is that the same reason 2 also doesn't show up? My guess was 2, 4, and 5.

    There is only one truth

Viewing 6 posts - 1 through 7 (of 7 total)