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Suggest supporting rollups. For example, here is a rollup using R.
# input data dat <- data.frame( year = rep(2000:2001, each = 5L), month = rep(rep(1:2, 2), rep(2:3, 2)), value = c(34L, 42L, 18L, 22L, 6L, 3L, 2L, 8L, 2L, 9L), n = 1:10 ) dat ## year month value n ## 1 2000 1 34 1 ## 2 2000 1 42 2 ## 3 2000 2 18 3 ## 4 2000 2 22 4 ## 5 2000 2 6 5 ## 6 2001 1 3 6 ## 7 2001 1 2 7 ## 8 2001 2 8 8 ## 9 2001 2 2 9 ## 10 2001 2 9 10 # compute rollup library(reshape2) m <- melt(dat, measure.vars = "value") dcast(m, year + month + n ~ variable, fun.aggregate = sum, margins = TRUE) ## year month n value (all) ## 1 2000 1 1 34 34 ## 2 2000 1 2 42 42 ## 3 2000 1 (all) 76 76 ## 4 2000 2 3 18 18 ## 5 2000 2 4 22 22 ## 6 2000 2 5 6 6 ## 7 2000 2 (all) 46 46 ## 8 2000 (all) (all) 122 122 ## 9 2001 1 6 3 3 ## 10 2001 1 7 2 2 ## 11 2001 1 (all) 5 5 ## 12 2001 2 8 8 8 ## 13 2001 2 9 2 2 ## 14 2001 2 10 9 9 ## 15 2001 2 (all) 19 19 ## 16 2001 (all) (all) 24 24 ## 17 (all) (all) (all) 146 146
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Suggest supporting rollups. For example, here is a rollup using R.
The text was updated successfully, but these errors were encountered: