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7981mb
2012 Jul 25
3
ff package: reading selected columns from csv
*Dear R users, Ive just started using the ff package.
There is a csv file (~4Gb) with 7 columns and 6e+7 rows. I want to read only
column from the file, skipping the first 100 rows.
Below Ive provided different outcomes, which will clarify my problem
*
> sessionInfo()
R version 2.14.2 (2012-02-29)
Platform: x86_64-pc-mingw32/x64 (64-bit)
locale:
...
attached base packages:
[1] tools