In what format is this "growing" data stored? CSV? SQL? Log textfile? You say 
you don't want to use sqldf, but you haven't said what you do want to use.
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Sent from my phone. Please excuse my brevity.

On May 6, 2014 1:16:12 AM PDT, Eberhard Lisse <nos...@lisse.na> wrote:
>Thank you.
>
>My requirements are that simple. One table, 11 fields, of which 3 are
>interesting, 30 Million records, growing daily by between 300000.
>
>And, yes I have spent an enormous amount of time reading these things,
>but for someone not dealing with this professionally and/or on a daily
>basis, the documents don't help much.
>
>el
>
>
>on 2014-05-04, 05:26 Jeff Newmiller said the following:
>> ?table
>> ?aggregate
>> 
>> Also, packages plyr, data.table, and dplyr.  You might consider
>> reading [1], but if your interests are really as simple as your
>> examples then the table function should be sufficient.  That
>> function is discussed in the Introduction to R document that you
>> really should have read before posting here.
>> 
>> [1] http://www.jstatsoft.org/v40/i01/
>[...]

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