similar to: RMySQL/methods problem

Displaying 20 results from an estimated 2000 matches similar to: "RMySQL/methods problem"

2002 Mar 20
1
RMySQL integer range bug (PR#1400)
Full_Name: Matthias Piksa Version: 1.4.1 OS: Redhat 7.1 2.96-85 Submission from: (NULL) (131.220.6.43) There is a bug when retrieving values out of MySQL (3.23.36) which are of type UNSIGNED INTEGER(10). The values can vary between 0 and 2^32 but R only accepts those below 2^31-1. Anything above goes as 2^31-1. thats what one gets: print(quickSQL(con,"select ip_dst from iphdr where
2002 Aug 09
2
RMySQL fetch defaults to N=500?
It appears that fetch() gets only the first 500 rows by default. I don't see this in the documentation, but timeinfo <- fetch(rs) gets only 500 rows where timeinfo <- fetch(rs,n=-1) gets (correctly) 736 for the same query. Is this an undocumented feature? I played with this data for an alarming amount of time before I realized that I was missing a third of the data. I
2002 Oct 16
5
Database newbee problem...
Hi all, This is a potentially very stupid question about MySQL <-> R interaction, but I have not been able to solve it. I'm just trying to connect R to my MySQL databse, and gets this: > library(RMySQL) Loading required package: methods > m <- dbDriver("MySQL") > con <- dbConnect(m,group="testdb") Process R segmentation fault at Wed Oct 16 07:04:30
2008 Sep 15
2
S4 coercion responsibility
Should functions or the user be responsible for coercing an S4 object argument containing the proper object (and thus should below be considered a bug in the packages or not)? The example is with RSQLite but the same thing happens with RMySQL, and other DBI packages. > library("RSQLite") Loading required package: DBI > m <- dbDriver("SQLite") > con <-
2002 Aug 28
0
segfault in RMySQL
Hi all, I have experimented a segmentation fault error using RMySQL_0.4-6 library in R 1.5.1. Look the sequence: ------------------------------------------- > library(RMySQL) > m <- dbManager("MySQL") > m <MySQLManager:(1137)> > describe(m) <MySQLManager:(1137)> Driver name: MySQL Max connections: 10 Conn. processed: 0 Default records per
2003 Mar 17
1
RMySQL Install Problem
Hey all, I asked my server administrator to install the RMySQL package for me however he was unable to and received the below errors. I searched the archives for some of the words in the error mesage but found no answers. Does anyone have any ideas what might be going wrong? This is R 1.6.2 on a linux box. Thanks, Fred > install.packages("RMySQL") trying URL
2004 Sep 22
3
RMySQL and Blob
Dear R experts, Does RMySQL package handle Blob datatype in a MySQL database? Blob can represent an image, a sound or some other large and complex binary objects. In an article published by R-database special interest group, named "A common database interface (DBI)" (updated June 2003), it's mentioned in "open issues and limitations" that "We need to carefully plan
2003 Nov 24
1
RMySQL valid field names
I'm having some problems with valid field names when using RMySQL to interface R (version 1.7.0, under RedHat9.0), to MySQL (4.1.0-alpha). I think I've spotted the problem and a solution (which is working for me), but I wanted to share this with you as I may be missing something. (Note: I'm aware that this is an old R version, but I've checked the code of the lastest version of
2003 Nov 25
1
1.8.1. RMySQL Win2K Writing-Table Problem?
Hi, i getting following error and don't know doing something wrong. >mysqlWriteTable(con,"model1",model1,overwrite=T) Error in "[.data.frame"(value, from:to, drop = FALSE) : undefined columns selected In addition: Warning message: drop argument will be ignored in: "[.data.frame"(value, from:to, drop = FALSE) Exactly the same code, database and data
2002 Dec 18
1
A little problem handling logicals in RMySQL under R1.6.1
There is a little problem in handling logicals in RMySQL: # here is the MySQL connection > con <MySQLConnection:(1816,0)> # here is the data frame > print(a<-data.frame(x=c(TRUE,FALSE),y=c(FALSE,TRUE))) x y 1 TRUE FALSE 2 FALSE TRUE # as promised, the two data frame columns are identified as logicals and # the field types are set to tinyint > field.types <-
2007 Jun 02
1
setClass with a slot of RODBC
Hi - I tried to get some answer before but there seems to have no one response. My question is that I have a class like below definition: setClass("DBManager", representation(channel="RODBC")) My purpose of the conn slot is to hold a channel to database connection which is returned by a command like: channel <- odbcConnect("DB", uid="user",
2010 Jul 15
1
RMySQL Load Error: package/namespace load failed for 'RMySQL'
Hi, I am brand new to the world of R, so please bare with me while I goof my way through a question. I am attempting to trial using R with MySQL. The MySQL server is on a Linux box and I am using the Windows (32bit XP) version of R. I have installed RMySQL successfully, however when I load it I get the error: Error : .onLoad failed in loadNamespace() for 'RMySQL', details: call:
2007 Aug 09
2
RMySQL loading error
Hi, I am having problems loading RMySQL. I am using MySQL 5.0, R version 2.5.1, and RMySQL with Windows XP. When I try to load rMySQL I get the following error: > require(RMySQL) Loading required package: RMySQL Error in dyn.load(x, as.logical(local), as.logical(now)) : unable to load shared library 'C:/PROGRA~1/R/R-25~1.1/library/RMySQL/libs/RMySQL.dll': LoadLibrary
2005 Aug 10
1
RMySQL not loading on Mac OS X
Hi, I have a problem loading RMySQL 0.5-5 on Mac OS 10.4.2 running R 2.1.1. I installed RMySQL using: export PKG_CPPFLAGS="-I/usr/local/mysql/include" export PKG_LIBS="-L/usr/local/mysql/lib -lmysqlclient" R CMD INSTALL /Users/gwo/Desktop/RMySQL_0.5-5.tar.gz The installation seemed to work ok, but when I load RMySQL in R I get an error message: >library(RMySQL)
2006 Oct 16
3
Install RMySQL with R 2.4.0
I just installed RMySQL 0.5-9 with R 2.4.0 on Windows XP and got the following error message when trying to run a script with RMySQL: Error in library(RMySQL) : 'RMySQL' is not a valid package -- installed < 2.0.0? Any ideas? Thanks, Frank
2012 Nov 23
1
Failed to install RMySQL,help!
I had installed R and MySQL ,then I input : > install.packages('RMySQL',type='source') show the message below, Why? Why shows "ERROR: configuration failed for package 'RMySQL'"? ??URL?http://mirrors.xmu.edu.cn/CRAN/src/contrib/RMySQL_0.9-3.tar.gz' Content type 'application/x-gzip' length 165363 bytes (161 Kb) ???URL downloaded 161 Kb *
2004 Mar 14
2
Troubles installing RMySQL on Win2K
What do I need to do to load the RMySQL library on Win 2K using version 1.8.1 I have Mysql v4.0.16 up and running on the local machine with several databases running fine. Using RGUI I have loaded RMySQL and an appropriate directory structure has appeared under C:\Program Files\R\rw1081\library\RMySQL I have added C:\Program Files\R\rw1081\library\RMySQL\inst\libs to my path variable so that
2006 May 09
3
Using DBI and RMySQL
Dear All, I am having a bit of problem using the DBI and RMySQL package. I have already installed DBI but now I want to connect to MySQL. So how do I do it. The CRAN package repository does not have RMySQL windows binary to install from? Regards, Indrajit Sen Gupta Business Analyst Mu Sigma Business Solutions Pvt Ltd #21/1-1, Nawab Towers Cunningham Road Bangalore 560 052, India Tel: +91 80
2010 Nov 13
1
RMySQL on Windows 2008 64 Bit -Help!
Dear Group, I'm having lots of problems getting RMySQL on a 64 bit machine. I followed all instructions available but couldn't get it working yet! Please help. See the output below. I did a install of RMySQL binary from the revolution cran source. It seems to have unpacked fine but gives this error when I call RMySQL Error: package 'RMySQL' is not installed for 'arch=x64'
2005 Jan 29
2
Database Connection Problem with RMySQL package
Folks, I failed to create a connection to the database under MySQL DBMS in the R system via RMySQL's method dbConnection(...). My setup is as follows: Microsoft Windows XP 5.1.2600 MySQL 4.1.9 R 2.0.1 DBI 0.1-8 RMySQL 0.5-5 Both of DBI and RMySQL packages were downloaded from bell lab: http://stat.bell-labs.com/RS-DBI/download/index.html My case in R is as follows: > library(DBI)