Ok thank you..
But i want to know which command i must use, because i have some problem to do it.
in fact i have merged two database and i wanted to add another one, but it's not possible.
it's mark "variable do not uniquely identify observations in the master data"
Thanks
----- Mail original -----
De : Nick Cox <n.j.cox@durham.ac.uk>
À : "'statalist@hsphsun2.harvard.edu'" <statalist@hsphsun2.harvard.edu>
Cc :
Envoyé le : Vendredi 8 Juillet 2011 12h57
Objet : st: RE: merge more than two database
... one at a time ...
Nick
n.j.cox@durham.ac.uk
stephanie fotsing
i want to know how we do to merge more than two database??
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