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268,11
2002 Jan 15
3
R for large data sets
Hi All,
As a part of our regular data analysis, I have to read in large data sets
with six columns and about a million rows. In Splus, this usually take a
couple of minutes. I just tried R, it seems take forever to use read.table()
to read in the data frame! It did not help much even though I specified
colClasses and nrows in read.table().
How is R's ability to analyze large data sets? I