[R] Script for merging datasets

John Kane jrkrideau at yahoo.ca
Wed May 23 23:05:56 CEST 2007

I am not completely clear on the duplicate problem but
have you had a look at ?unique as an approach to
dealing with this and at ?merge to handle the actual
data merging?

--- "Marshall L. Mdoka" <mmdoka at egs.uct.ac.za> wrote:

> Hi All,
> I am still new and so good with R. I am looking for
> anyone who can help 
> me with a script that can read and merge two ascii
> rainfall datasets but 
> discarding all the similar/repeated years within
> them. The new dataset 
> has missing months but it has a longer period than
> the old data which 
> however contains those missing months for some of
> those missing in the 
> new data set. If the script can be able to write the
> missing years by 
> assigning some arbitrary value like -99.9. The data
> is in the list type 
> of format i.e. year month day rainfall.
> Thanking you in advance,
> Marshall
> > ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained,
> reproducible code.

More information about the R-help mailing list