[R] merging two data sets with no column header

[kayj]

Thanks a lot for your help, I appreciate it.




David Winsemius wrote:
> 
> Thanks for your reply. 
> 
> In your last step If  I create a duplicate ( two similar records )
> # create a duplicate 
> vv[8,1] <- 7
> vv[8,2]<-'g'
> 
> and then I merge vv with vv2 ,both duplicates are merged. Is there a way
> to tell R to merge only the unique records.
> 
> ------
> 
> I don't think merge will do what you are asking. Suspect you would need to
> do it either before the merge or after. I tried using the Extract operator
> on a merged dataset, but only succeeded in omitting the duplicated items, 
> not both instances.
> 
> -- 
> David Winsemius
> 
> 
> 
> 

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