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Questions tagged [microsoft-r]

Microsoft R is an distribution of R from Microsoft Corporation. It is an open source platform for statistical analysis and data science.

Microsoft R Open is the enhanced distribution of R from Microsoft Corporation. It is a complete open source platform for statistical analysis and data science.

176 questions
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Install specific package version in Microsoft R Open

How do I install a specific package version in Microsoft R Open (MRO)? I am familiar with the checkpoint("YYYY-MM-DD") function for changing ALL package versions to a specific MRO snapshot. I do not want to do this. I only want to change the…
Steven C. Howell
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Link the R Package Depending on RcppEigen with MKL in Microsoft R Open

I have built a custom package with some functions written in RcppEigen. I also have Microsoft R open with Intel MKL enabled. How could I link the R package to the Intel MKL feature? Setup 1: Below are procedures that I have tried to link the…
vtshen
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Microsoft R data ingestion is too slow

Some time ago I wrote this question because I thought that the query was too slow but after much trial and error I found out that the problem is data ingestion in R. This query takes now 2 seconds to retrieve circa 175000 rows but when it's run in…
Leonardo Lanchas
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A reverse Iris formula in rxNeuralNet

I'm trying to figure out a bit the mechanics behind how "R" handles factors as a predictor variable. None of which I write below perhaps is good practice, but, it is out of sheer curiosity, so would appreciate any thoughts. The standard Iris dataset…
Dr. Ikjyot Singh Kohli
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SQL 2016 with R - Error HRESULT 0x80004004

I am working through a number of tutorials on using SQL and R. But when I am trying to Run the R Script to obtain the 'ggplot' library I am getting the following error Msg 39004, Level 16, State 20, Line 1 A 'R' script error occurred during…
Stevieb143
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Microsoft R - No package could not find RevoScaleR?

I have installed the new "Microsoft R Open 3.4.0" but I can't see the Microsoft R Package e.g. RevoScaleR. Here you can see the following error message. And you can see the sessionInfo, whit the result, that online the Base-R packages are loaded. R…
user43348044
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1 answer

SQL Server R Services - outputting data to database table, performance

I noticed that rx* functions (eg. rxKmeans, rxDataStep) insert data to SQL Server table in a row-by-row fashion when outFile parameter is set to a table. This is obviously very slow and something like bulk-insert would be desirable instead. Can this…
GrzegorzK
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R scripts in SQL Server 2016 corrupted with  character

I have found a strange behaviour of SQL Server 2016 when handling broken pipes inside R scripts. See the T-SQL code below: DECLARE @r nvarchar(100) /* Create a data frame with a broken pipe as one of its fields and a simple ASCII encoded…
Oliver Frost
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1 answer

Error while loading rJava on Rstudio Server on Centos 6.5

I try to load rJava in Rstudio Server 0.99.467 and Revolution Analytics Open R 3.2.0 (which is mostly standard R 3.2.0 with some additional packages) and I receive following error > require(rJava) Loading required package: rJava Error : .onLoad…
Krzysztof Jędrzejewski
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1 answer

Is it possible to use RRO without checkpoint package?

Revolution R Open (RRO) is distributed with checkpoint package to improve the reproducibility of package references. However, some users might not care about reproducibility but really cares about the performance enhancement RRO provides. Is it…
Kun Ren
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rxImport, colClasses and RxTextData

I am trying to import a csv file with Revolution Analytics. My code is the following: rxImport(inData = mycsv, outFile =myXdf,type="text", colClasses=c('character','character','character','character', 'character','character'…
YCR
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Have RStudio run on RRO by default

I installed the beta version of R Open from: http://mran.revolutionanalytics.com/documents/rro/installation/ It also installs the usual R GUI and I couldn't not find documentation on the MRAN site to switch to RStudio. Anyone has found a way to…
Guillaume
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How to fix: Error in doTryCatch(return(expr), name, parentenv, handler) : input/output error

I'm currently running some R code using the RevoScaleR package for Microsoft R server. I'm getting the following error. Error in doTryCatch(return(expr), name, parentenv, handler) : input/output error, but BxlServer is still alive. Last system…
TSBOlson
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mvtnorm fails to load in MS r-client version 3.4.3

When trying to load the library seriation in MS R-Client in Windows, I get the following message: The library seriation fails to load with the following message: library(seriation) # package for reordering a distance matrix Error: package or…
Kevin Nelson
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rxDataStep "transform" argument using quasi-quotation

I am trying to use the quasi-quotation syntax (quo, exprs, !!, etc.) as well as the foreach function to create several new variables by means of a named list of expressions to be evaluated inside the rxDataStep function, specifically, the transforms…
M. Meiring
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