On Fri, Jul 21, 2006 at 09:33:56AM +0200, Gunther Höning wrote:
> I have two dataframes of the following structures:
[...]
> I want to merge these dataframes by V1 and V2 of a and b. The combination of
> V1, V2 is a unique key.
> Note that b is smaller than a.
>
> Any suggestions to solve this problem ?
Use merge()
cu
Philipp
--
Dr. Philipp Pagel Tel. +49-8161-71 2131
Dept. of Genome Oriented Bioinformatics Fax. +49-8161-71 2186
Technical University of Munich
Science Center Weihenstephan
85350 Freising, Germany
and
Institute for Bioinformatics / MIPS Tel. +49-89-3187 3675
GSF - National Research Center Fax. +49-89-3187 3585
for Environment and Health
Ingolstädter Landstrasse 1
85764 Neuherberg, Germany
http://mips.gsf.de/staff/pagel
______________________________________________
R-help@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.
