search for: tp1112384p1112384

...of Date + Place (via expand.grid(unique(df2$Date),unique(df2$Place)) Date, Place I need to end up with: Date, YYYYMM, YYYYWW, DOW, PLace, Value (plug 0 if combo doesn't exist in raw data). Appreciate any help! -- View this message in context: http://n4.nabble.com/Question-on-Merge-Lookup-tp1112384p1112384.html Sent from the R help mailing list archive at Nabble.com.