Hi Sarah, Thanks for the SQL info! I'll look into these straightaway, along with the notion of opening a text connection. Thanks again! -- View this message in context: http://r.789695.n4.nabble.com/Reading-in-9-6GB-DAT-File-OK-with-64-bit-R-tp4457220p4458083.html Sent from the R help mailing list archive at Nabble.com.