[R] what is "better" when combining data frames? merge vs. rbind & cbind

[Duncan Murdoch]

On 21/06/2007 3:36 PM, Thomas Pujol wrote:
> I often need to "combine" data frames, sometimes "vertically" and other times "horizontally".
> 
> When it "better" to use merge? When is it better to use rbind or cbind?
> 
> Are there clear pros and cons of each approach?

If rbind or cbind work, use them.  They are much simpler, but much less 
flexible.

Duncan Murdoch