Statalist The Stata Listserver


[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: RE: Re: Merge2


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Re: Merge2
Date   Fri, 9 Mar 2007 15:29:33 -0000

_merge might exist in the _other_ dataset. 

Nick 
n.j.cox@durham.ac.uk 

Sergiy Radyakin
 
> Type
> des _merge
> to see if you have this variable already
> 
> Type
> drop _merge
> to drop this variable
> 
> Read help for -merge- and -update-
 
Lucy @ Mac

> > Regarding the -merge- question where I have already 
> performed a merge
> > function from A.dta to B.dta, whenever I try to merge the 
> dataset again, I
> > am told that "_merge already defined".
> >
> > However, I cannot locate the _merge variable in the dataset 
> and thus 
> > cannot
> > drop it or rename it.  Anybody got a reason for this phenomenon??

*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index