Nick,
Good question, but just sent to the wrong place. The posting guide asks you
to contact the package maintainer first before posting to r-help only if you
don't hear back. I guess one reason for that is that if questions about all
2000+ packages were sent to r-help, then r-help's traffic
Note that, in general, you can speed up joins, even within sqldf, by
adding indexes to your tables and ensuring that your select statement
is written in such a way that the indexes are used. See example 4i on
the sqldf home page.
On Wed, Mar 24, 2010 at 4:51 PM, Nick Switanek wrote:
> I've recen
I've recently stumbled across data.table, Matthew Dowle's package. I'm
impressed by the speed of the package in handling operations with large
data.frames, but am a bit overwhelmed with the syntax. I'd like to express
the SQL statement below using data.table operations rather than sqldf (which
was
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