[datatable-help] misc join questions

[Matthew Dowle]

On Wed, 2011-06-01 at 12:40 -0500, Johann Hibschman wrote:
> "Matthew Dowle" <mdowle at mdowle.plus.com> writes:
> 
> > 1. See FAQ 2.12
> 
> Thanks, that helps.  That seems basic enough that I think it should go
> somewhere in the documentation for data.table; anyone working with the
> extract methods will want to know exactly how that works.

Ok thanks, have added a line to ?data.table.
Matthew