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[R-Forge #2175] Add natural joins i.e. X[Y] when X has no key could use common column names #629
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This is easy now with |
@MichaelChirico I would prefer to see a special value for While we're at it, I suppose there could be an |
This seems like a close relative of the recently-closed #1517 |
@franknarf1 in keeping with SQL-inspired syntax, I was thinking |
Submitted by: Matt Dowle; Assigned to: Nobody; R-Forge link
Use matching column names in this case.
As suggested by David Kulp here :
http://lists.r-forge.r-project.org/pipermail/datatable-help/2012-August/001241.html
Or, leave this to merge (since merge.data.table does that)? And if so, document.
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