Thank you very much, Mr Arkell.
el
On 2014-05-03, 07:11 , Bert Gunter wrote:
> By making the effort to learn R?
>
> See e.g. the "Introduction to R" tutorial that ships with R.
>
> -- Bert
>
> Bert Gunter
> Genentech Nonclinical Biostatistics
> (650) 467-7374
>
> "Data is not information. Information is not knowledge. And knowledge
> is certainly not wisdom."
> H. Gilbert Welch
>
>
>
>
> On Fri, May 2, 2014 at 2:23 PM, Dr Eberhard Lisse <nos...@lisse.na> wrote:
>> Hi,
>>
>> How do I do something like this without using sqldf?
>>
>> a <- sqldf("SELECT COUNT(*) FROM b WHERE c = 'd'")
>>
>> or
>>
>> e <- sqldf("SELECT f, COUNT(*) FROM b GROUP BY f ORDER BY f")
>>
>> greetings, el
>>
>> ______________________________________________
>> 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.
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and provide commented, minimal, self-contained, reproducible code.
