Created
July 26, 2012 03:45
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| hiveGetQuery <- function(query) { | |
| tmpfn = tempfile("hive") | |
| cmd = sprintf("ssh hadoop@HOST 'hive -e \"%s\" 2>/dev/null' 2>/dev/null > %s", query, tmpfn) | |
| system(cmd, intern=TRUE) | |
| df = read.table(tmpfn, sep='\t', header=FALSE, na.strings=c("null", "NaN"), fill=TRUE) | |
| file.remove(tmpfn) | |
| return(df[,1:ncol(df)-1]) #remove extra tab at end | |
| } |
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