[NTLUG:Discuss] Combining data from multiple files

[Michael P]

> Two hypothetical questions:  (If number 2 is too difficult, I'll just go
> with #1 and fix it further from there.)
>
> #1.  I have two text files that have similar info but want to combine
> the two, with no duplicate entries.  Is there a single command for that?
>
> #2. I have three text files that have similar info but want to combine
> the three into one, with no duplicate entries.  Is there a single
> command for that?
>
> (They each just have a series of 3 or 4 line entries but neither of them
> are all inclusive.  I want one file to have all entries but no
> duplicates.)
>

I'm a little too sleepy to work up the full command but what you are
looking for is the command "sort" or maybe a combination of cat, sort, and
uniq.

Michael