On Mon, Jan 23, 2012 at 12:46 AM, Gabor Grothendieck
wrote:
> On Sun, Jan 22, 2012 at 10:59 PM, Grant Farnsworth wrote:
>> I've been using sqldf heavily lately but have encountered problems
>> with ordering of observations or calculating statistics such as max()
>> and min() when the variable use
On Sun, Jan 22, 2012 at 10:59 PM, Grant Farnsworth wrote:
> I've been using sqldf heavily lately but have encountered problems
> with ordering of observations or calculating statistics such as max()
> and min() when the variable used is of class Date.
>
> For example, if I run the following code:
I've been using sqldf heavily lately but have encountered problems
with ordering of observations or calculating statistics such as max()
and min() when the variable used is of class Date.
For example, if I run the following code:
=== begin code =
library(sqldf)
A<-data
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