" 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-boun...@r-project.org [mailto:r-help-boun...@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 <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. ______________________________________________ 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. ______________________________________________ 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.
