Re: When does one put data into a separate table?



David Cressey wrote:
>
> Let me start with Language2 and Language3.
>
> What is the meaning of these two columns? In particular, do they mean the
> same thing? If one person has the code for "Spanish" in Language2, and the
> code for "French" in Language3, while another person has the same two codes,
> permuted, does that carry the same message?

Nice post! This exactly zeroes in on the core issue: semantics.


Marshall

.



Relevant Pages

  • Re: When does one put data into a separate table?
    ... If one person has the code for "Spanish" in Language2, ... >If the answer is "no" then I'd like to know what the difference in meaning ... Good explanation which I had already understood, ... time analysing and attempting to help, ...
    (comp.databases.theory)
  • Re: When does one put data into a separate table?
    ... > This is a sort of vague question. ... > Personnel_ID INTEGER PRIMARY KEY, ... Let me start with Language2 and Language3. ... If the answer is "no" then I'd like to know what the difference in meaning ...
    (comp.databases.theory)