[R] How to build a matrix of number of appearance?

jim holtman jholtman at gmail.com
Wed Jul 6 00:43:20 CEST 2011

Provide some more information about the size of the data and the
number of different ID combinations. I have found that in some cases
like this using the 'sqldf' package helps since it can deal with large
number of combinations.

On Tue, Jul 5, 2011 at 5:45 AM, UriB <uriblass at gmail.com> wrote:
> Thanks for your reply
> Note that I guess that there are many providerID and I get the error cannot
> allocate vector of size 2.1 Gb
> (I can use the same trick for most of the other fields)
> Is there a way to do the same only for providerID with relatively high
> frequency?
> --
> View this message in context: http://r.789695.n4.nabble.com/How-to-build-a-matrix-of-number-of-appearance-tp3643248p3645550.html
> Sent from the R help mailing list archive at Nabble.com.
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Jim Holtman
Data Munger Guru

What is the problem that you are trying to solve?

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