Jan, thank you. > table(line_sizes) line_sizes 0 1 97 256 1430 2860 46869069 1430 ----- ---- Isaac Research Assistant Quantitative Finance Faculty, UTS -- View this message in context: http://r.789695.n4.nabble.com/Can-t-import-this-4GB-DATASET-tp4607862p4608172.html Sent from the R help mailing list archive at Nabble.com.