Try changing the separator to ; # write.table() instead of write.csv() > write.table(Dat, "Dat.csv", quote = FALSE, sep=";", row.names = FALSE) > readLines("Dat.csv") [1] "col 1;col 2;col 3;col 4;col 5;col 6" [2] "133261;aaa1;10.59;10.59;10.59;04-Jul-16" [3] "133261;aaa2;10.56;10.56;10.56;05-Jul-16" [4] "133262;bbb1, bbb;10.59;10.59;10.59;04-Jul-16" [5] "133262;bbb3, bbb;10.56;10.56;10.56;05-Jul-16" # Note read.csv2.sql() not read.csv.sql() > read.csv2.sql("Dat.csv", sql = "select * from file where 'col 1' = ReadName", > header=TRUE) Error in sqliteSendQuery(con, statement, bind.data) : error in statement: no such column: ReadName In addition: Warning message: closing unused connection 3 (Dat.csv)
------------------------------------- David L Carlson Department of Anthropology Texas A&M University College Station, TX 77840-4352 -----Original Message----- From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Jim Lemon Sent: Sunday, September 4, 2016 6:39 AM To: Christofer Bogaso Cc: r-help Subject: Re: [R] Error in reading subset of data from CSV file Shouldn't get that with write.csv. Jim On Sun, Sep 4, 2016 at 9:29 PM, Christofer Bogaso <bogaso.christo...@gmail.com> wrote: > Didnt work.... getting unused argument error. > > On Sun, Sep 4, 2016 at 4:47 PM, Jim Lemon <drjimle...@gmail.com> wrote: >> I suppose you could try quote=TRUE >> >> Jim >> >> >> On Sun, Sep 4, 2016 at 8:13 PM, Christofer Bogaso >> <bogaso.christo...@gmail.com> wrote: >>> Thanks Jim. But my data is like that and I have to live with that. Any >>> idea on workaround. Thanks, >>> >>> On Sun, Sep 4, 2016 at 3:40 PM, Jim Lemon <drjimle...@gmail.com> wrote: >>>> Hi Christofer, >>>> You have embedded commas in your data structure. This is guaranteed to >>>> mess up a CSV read. >>>> >>>> Jim >>>> >>>> >>>> On Sun, Sep 4, 2016 at 5:54 PM, Christofer Bogaso >>>> <bogaso.christo...@gmail.com> wrote: >>>>> Hi again, >>>>> >>>>> I was trying to read a subset of Data from a CSV file using below code >>>>> as example : >>>>> >>>>> library(sqldf) >>>>> >>>>> Dat = structure(list(`col 1` = c(133261L, 133261L, 133262L, 133262L >>>>> ), `col 2` = structure(1:4, .Label = c("aaa1", "aaa2", "bbb1, bbb", >>>>> "bbb3, bbb"), class = "factor"), `col 3` = c(10.59, 10.56, 10.59, >>>>> 10.56), `col 4` = c(10.59, 10.56, 10.59, 10.56), `col 5` = c(10.59, >>>>> 10.56, 10.59, 10.56), `col 6` = structure(c(1L, 2L, 1L, 2L), .Label = >>>>> c("04-Jul-16", >>>>> "05-Jul-16"), class = "factor")), .Names = c("col 1", "col 2", >>>>> "col 3", "col 4", "col 5", "col 6"), class = "data.frame", row.names = >>>>> c(NA, >>>>> -4L)) >>>>> Dat >>>>> >>>>> write.csv(Dat, "Dat.csv", quote = FALSE, row.names = FALSE) >>>>> >>>>> ReadName = '133261' >>>>> read.csv.sql("Dat.csv", sql = "select * from file where 'col 1' = >>>>> ReadName") >>>>> >>>>> Loading required package: tcltk >>>>> Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, >>>>> na.strings, : >>>>> line 1 did not have 7 elements >>>>> >>>>> This code generates above Error. Could you please help me with a >>>>> pointer where something went wrong? My actual CSV file is quite huge >>>>> so I cant read it as whole. However basic structure of my original >>>>> file is similar as above "Dat" >>>>> >>>>> Thanks for your time. >>>>> >>>>> ______________________________________________ >>>>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >>>>> https://stat.ethz.ch/mailman/listinfo/r-help >>>>> PLEASE do read the posting guide >>>>> http://www.R-project.org/posting-guide.html >>>>> and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.