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2007
2008 Aug 09
1
Reshape set operations?
I have mange to use the library reshape to give me data structures that I want. Specifically:
m2008 <- melt(t2008, id.var=c("DayOfYear","Category","SubCategory","Sku"), measure.var=c("Quantity"))
m2007 <- melt(t2007, id.var=c("DayOfYear","Category","SubCategory","Sku"), measure.var=c("Quantity"))
r2008 <- cast(m2008, DayOfYear ~ variable | Sku, sum)
r2007 <- cast(m2007, DayOfYear ~ variable | Sku, sum)
Now I would like to union the tw...