Untested die to no data, but this should work with a loop out=vector("list", length= length(MyVector))
for(i in 1 : length (MyVector)) { x <- data.frame (sum (MyTable ==MyVector[i])) out[[i]] <- x } sum(do.call(rbind, out)) -- View this message in context: http://r.789695.n4.nabble.com/loop-for-a-large-database-tp4422052p4422584.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.