On Mon, 25 Aug 2008, Roland Rau wrote:
Hi,
Jason Thibodeau wrote:
I am attempting to perform some simple data manipulation on a large data
set. I have a snippet of the whole data set, and my small snippet is 2GB
in
CSV.
Is there a way I can read my csv, select a few columns, and write it
Hi,
Jason Thibodeau wrote:
I am attempting to perform some simple data manipulation on a large data
set. I have a snippet of the whole data set, and my small snippet is 2GB in
CSV.
Is there a way I can read my csv, select a few columns, and write it to an
output file in real time? This is what
Establish a "connection" with the file you want to read, read in 1,000
rows (or whatever you want). If you are using read.csv and there is a
header, you might want to skip it initially since there will be no
header when you read the next 1000 rows. Also put 'as.is=TRUE" so
that character fields a
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