I am working on R installed on Linux/Ubuntu system. I want to write a table to a database. Why doesn't it work?
I was able to drop tables and also able to display data present in a table. In short my dbGetQuery and dbRemoveTable work perfectly.
…
I'm trying to connect to the ucsc genome server and then trying to select a database hg19 in it.
Method I already know(works perfectly fine):
hg19 <- dbConnect(MySQL(),user="genome",db="hg19",host="genome-mysql.cse.ucsc.edu")
Alternative Method I…
I'm trying to install RMySQL on Windows 8.1. I already have MySQL Server 5.1 and R 3.0.3 installed. They're both added to the system path, and can be invoked from anywhere by typing mysql -u root -p or R in the command prompt.
I followed the…
I have installed R3.0.1. Rtools is also installed. MySQL version 5.7 is installed. I want to connect R to MySQL, and I am trying to do that through RMySQL package in R.
While the installation of RMySQL is finally done after looking at various SO…
I want to insert a tab-delimted file, which is conatining both japanese and english characters with special charcters. I am using RMySQL to do is. One of a solution i tried giving below error:
dbWriteTable(con, "japan_test2", d, append = T,…
I know that this problem has been discussed many times in this forum and I have followed all the steps explained at the page: adding RMySQL package to R fails (on Windows)? and http://martin.von-gagern.net/howtos/20110728-rmysql/
My OS is is Windows…
i have many data.frames() that i am trying to send to MySQL database via RMySQL().
# Sends data frame to database without a problem
dbWriteTable(con3, name="SPY", value=SPY , append=T)
# stock1 contains a character vector of stock names...
stock1…
Running R3.1, Rtools 3.1 on Windows 7 Professional.
Sys.getenv('MYSQL_HOME')
[1] "C:/Program Files/MySQL/MySQL Server 5.6"
When I execute:
install.packages("RMySQL", type = "source")
I get a long list of error…
I am using RMySQL() to send data from R to a MySQL database. The problem is that the database does not receive any data.... I am using doParallel() since i am running over 4500 iterations.... could it be because i try to send the data to the…
I'm trying to develop R shiny application using MySQL database. I'm trying to use PHP cloud and its MySQL database. And my Shiny application is in shiny cloud environment. I'm deploying my application using R Studio. So how I can connect RMySQL to…
I have connected to a MySQL database from R and ran the "set names utf8" directive.
library(RMySQL)
con<-dbConnect(MySQL(), user='john', password='secret', dbname='awesome', host='myhost')
dbSendQuery(con, "SET NAMES UTF8; ")
This usually does the…
Following up on a previous answer to this question, I'm using RMySQL to connect to my Amazon RDS instance. I can connect without SSL, but would prefer to connect over SSL using the provided certificate for my EC2 instance. This method seems to work…
When I am running an Rscript using the C# code I got the error that I mentioned in subject. Actually the RMySQL package is correctly installed in my system (Windows 7 64 bit)and I am able to run the script from Rconsole directly. But when calling…
I have tried installing RMySQL for three versions of R, but I'm running into same warning message, that RMySQL is not available for that version.
Please, help me out.
Thanks.
install.packages("RMySQL",type="source")
Warning in…
I want to do something really similar to these:
When mysql WHERE clause is empty, return all rows
Possible to have PHP MYSQL query ignore empty variable in WHERE clause?
I want the where clause to be ignored if the variable I am subsetting by is…
