On 25 Jan., 20:26, GL <pfl...@shands.ufl.edu> wrote: > Actually, better sql would likely be: > > dbs.final <- sqldf("select * from dbs.possible.combos left join > dbs.aggregate using (Date,Place)") > > but this still doesn't work
I'd suspect name mangling to cause the problem: http://code.google.com/p/sqldf/#2._Why_does_sqldf_seem_to_mangle_certain_variable_names? Try to quote the table names with backticks (`). ______________________________________________ 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.