[R] SQL vs R

[Satish Anupindi Rao]

" By making the effort to learn R?"? very constructive and not condescending at all. We, lesser beings, are indebted to you, sir.

-----Original Message-----
From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] On Behalf Of Bert Gunter
Sent: Saturday, May 03, 2014 1:12 AM
To: Dr Eberhard Lisse
Cc: r
Subject: Re: [R] SQL vs R

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 <nospam at 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
>
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and provide commented, minimal, self-contained, reproducible code.