Hi there,
The command for merging is:
merge

Can you please clarify by which variable you wish to merge by?
Can you maybe use ?dput function in order to give a self contained R code
example of your data - and the output you wish to get?


Best,
Tal



----------------Contact
Details:-------------------------------------------------------
Contact me: Tal.Galili@gmail.com |  972-52-7275845
Read me: www.talgalili.com (Hebrew) | www.biostatistics.co.il (Hebrew) |
www.r-statistics.com (English)
----------------------------------------------------------------------------------------------




On Tue, Jan 31, 2012 at 8:51 PM, freezhu8 <freezhu8@gmail.com> wrote:

> Suppose I have two data frames A and B
> A has three variables and B also has three variables.
> I would like to merge these two database but the requirement to merge
> is that the value of the second column in database A is less than the
> value of the second column in database B. Is there a R code to do
> this? Thanks
>
> Dataframe A:   V1a   V2a   V3a
>                   1  2      3         5
>                   2  3      4         6
>                   3
> Dataframe B:   V1b  V2b V3b
>                  1  2       5      9
>                  2  9       2      7
> Dataframe C should be:   V1a   V2a  V3a  V1b   V2b   V3b
>                                 1  2        3      5      2       5       9
>
> --
> View this message in context:
> http://r.789695.n4.nabble.com/question-of-merging-two-dataframes-tp4345469p4345469.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
> R-help@r-project.org 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.
>

	[[alternative HTML version deleted]]

