On Sat, Jun 17, 2006 at 02:40:47PM +0100, yohannes alazar wrote: > Dear mailing list, may some one be kind to help me solve following problem. > > I am trying to write a code that will combine two tables "x" and "y". The > first columns of both tables are unique identification for the rows. The > first column of table "X" is a sub set of the first column of "Y". I need to > find the matching rows in both tables by looking on their unique > identification at the first columns.
?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