> To: r-help@r-project.org
> Subject: Re: [R] using sqldf's read.csv.sql to read a file with "NA"
> for missing
>
> I see the attachment didn't go through.
> here is the text:
>
> 2012-07-01,15:50:00,NA,0,NA,0,NA
> 2012-07-01,15:51:00,NA,0,NA,0,NA
>
On Wed, Sep 5, 2012 at 5:31 PM, David Reiner wrote:
> I'm trying to use sqdf's function read.csv.sql to read CSV files in which the
> missing values are represented by NA's.
> Plain old read.csv works fine on these files, but they are rather large and
> I'd like to filter using sql-like statemen
elp@r-project.org
Subject: [R] using sqldf's read.csv.sql to read a file with "NA" for missing
I'm trying to use sqdf's function read.csv.sql to read CSV files in which the
missing values are represented by NA's.
Plain old read.csv works fine on these files, but they are r
I'm trying to use sqdf's function read.csv.sql to read CSV files in which the
missing values are represented by NA's.
Plain old read.csv works fine on these files, but they are rather large and I'd
like to filter using sql-like statements.
However, even if I specify field.types correctly and nrow
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