Re: help for concatenate 2 files

On 2013-03-27 15:55, MOKRANI Rachid wrote:
> I don't know how to concatenate two files with row. 
> 
> The first file is :
> cat /tmp/file1
> bug_id ; creation_ts ; bug_severity
> 8    ;   2013-03-21 ; N/A
> 9    ;   2013-03-21 ; Mineur
> 10   ;   2013-03-21 ; Mineur
> 11   ;   2013-03-21 ; Mineur
> 12   ;   2013-03-25 ; N/A
> 13   ;   2013-03-25 ; N/A
> 
> The second file is :
> cat /tmp/file2
> bug_id ; bug_when            ; added
> 9      ; 2013-03-21 15:49:44 ; CONFIRME
> 10     ; 2013-03-21 15:04:56 ; CONFIRME
> 11     ; 2013-03-21 15:56:59 ; CONFIRME
> 12     ; 2013-03-25 17:09:09 ; CONFIRME

I'm not sure that's the sort of thing that can be done with sed, but
you can use "join" to get pretty close:

  join --nocheck-order -a 1 --header file1 file2

You might also want to add

  -t' '

to tweak how it treats the spaces.

-tim